diff --git a/Documentation/admin-guide/pm/intel_pstate.rst b/Documentation/admin-guide/pm/intel_pstate.rst
index d2b6fda..ab2fe0e 100644
--- a/Documentation/admin-guide/pm/intel_pstate.rst
+++ b/Documentation/admin-guide/pm/intel_pstate.rst
@@ -145,7 +145,7 @@
 
 In this mode ``intel_pstate`` registers utilization update callbacks with the
 CPU scheduler in order to run a P-state selection algorithm, either
-``powersave`` or ``performance``, depending on the ``scaling_cur_freq`` policy
+``powersave`` or ``performance``, depending on the ``scaling_governor`` policy
 setting in ``sysfs``.  The current CPU frequency information to be made
 available from the ``scaling_cur_freq`` policy attribute in ``sysfs`` is
 periodically updated by those utilization update callbacks too.
diff --git a/Documentation/admin-guide/pm/sleep-states.rst b/Documentation/admin-guide/pm/sleep-states.rst
index 1e5c0f0..dbf5acd 100644
--- a/Documentation/admin-guide/pm/sleep-states.rst
+++ b/Documentation/admin-guide/pm/sleep-states.rst
@@ -15,7 +15,7 @@
 ==================================
 
 Depending on its configuration and the capabilities of the platform it runs on,
-the Linux kernel can support up to four system sleep states, includig
+the Linux kernel can support up to four system sleep states, including
 hibernation and up to three variants of system suspend.  The sleep states that
 can be supported by the kernel are listed below.
 
diff --git a/Documentation/device-mapper/thin-provisioning.txt b/Documentation/device-mapper/thin-provisioning.txt
index 4bcd4b7..3d01948 100644
--- a/Documentation/device-mapper/thin-provisioning.txt
+++ b/Documentation/device-mapper/thin-provisioning.txt
@@ -264,7 +264,10 @@
 			   data device, but just remove the mapping.
 
       read_only: Don't allow any changes to be made to the pool
-		 metadata.
+		 metadata.  This mode is only available after the
+		 thin-pool has been created and first used in full
+		 read/write mode.  It cannot be specified on initial
+		 thin-pool creation.
 
       error_if_no_space: Error IOs, instead of queueing, if no space.
 
diff --git a/Documentation/devicetree/bindings/ata/ahci-platform.txt b/Documentation/devicetree/bindings/ata/ahci-platform.txt
index f4006d3..c760ecb 100644
--- a/Documentation/devicetree/bindings/ata/ahci-platform.txt
+++ b/Documentation/devicetree/bindings/ata/ahci-platform.txt
@@ -30,7 +30,6 @@
 Optional properties:
 - dma-coherent      : Present if dma operations are coherent
 - clocks            : a list of phandle + clock specifier pairs
-- resets            : a list of phandle + reset specifier pairs
 - target-supply     : regulator for SATA target power
 - phys              : reference to the SATA PHY node
 - phy-names         : must be "sata-phy"
diff --git a/Documentation/devicetree/bindings/display/panel/panel-common.txt b/Documentation/devicetree/bindings/display/panel/panel-common.txt
index 557fa76..5d2519a 100644
--- a/Documentation/devicetree/bindings/display/panel/panel-common.txt
+++ b/Documentation/devicetree/bindings/display/panel/panel-common.txt
@@ -38,7 +38,7 @@
   require specific display timings. The panel-timing subnode expresses those
   timings as specified in the timing subnode section of the display timing
   bindings defined in
-  Documentation/devicetree/bindings/display/display-timing.txt.
+  Documentation/devicetree/bindings/display/panel/display-timing.txt.
 
 
 Connectivity
diff --git a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt
index aadfb23..61315ea 100644
--- a/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt
+++ b/Documentation/devicetree/bindings/dma/renesas,rcar-dmac.txt
@@ -26,6 +26,7 @@
 		- "renesas,dmac-r8a7794" (R-Car E2)
 		- "renesas,dmac-r8a7795" (R-Car H3)
 		- "renesas,dmac-r8a7796" (R-Car M3-W)
+		- "renesas,dmac-r8a77965" (R-Car M3-N)
 		- "renesas,dmac-r8a77970" (R-Car V3M)
 		- "renesas,dmac-r8a77980" (R-Car V3H)
 
diff --git a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
index 93c3a6a..ac71daa 100644
--- a/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
+++ b/Documentation/devicetree/bindings/net/can/rcar_canfd.txt
@@ -5,7 +5,9 @@
 - compatible: Must contain one or more of the following:
   - "renesas,rcar-gen3-canfd" for R-Car Gen3 compatible controller.
   - "renesas,r8a7795-canfd" for R8A7795 (R-Car H3) compatible controller.
-  - "renesas,r8a7796-canfd" for R8A7796 (R-Car M3) compatible controller.
+  - "renesas,r8a7796-canfd" for R8A7796 (R-Car M3-W) compatible controller.
+  - "renesas,r8a77970-canfd" for R8A77970 (R-Car V3M) compatible controller.
+  - "renesas,r8a77980-canfd" for R8A77980 (R-Car V3H) compatible controller.
 
   When compatible with the generic version, nodes must list the
   SoC-specific version corresponding to the platform first, followed by the
diff --git a/Documentation/devicetree/bindings/net/renesas,ravb.txt b/Documentation/devicetree/bindings/net/renesas,ravb.txt
index c306f55..890526d 100644
--- a/Documentation/devicetree/bindings/net/renesas,ravb.txt
+++ b/Documentation/devicetree/bindings/net/renesas,ravb.txt
@@ -18,6 +18,7 @@
 
       - "renesas,etheravb-r8a7795" for the R8A7795 SoC.
       - "renesas,etheravb-r8a7796" for the R8A7796 SoC.
+      - "renesas,etheravb-r8a77965" for the R8A77965 SoC.
       - "renesas,etheravb-r8a77970" for the R8A77970 SoC.
       - "renesas,etheravb-r8a77980" for the R8A77980 SoC.
       - "renesas,etheravb-r8a77995" for the R8A77995 SoC.
diff --git a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
index ed5eb54..64bc5c2 100644
--- a/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
+++ b/Documentation/devicetree/bindings/pinctrl/allwinner,sunxi-pinctrl.txt
@@ -56,9 +56,9 @@
 configuration, drive strength and pullups. If one of these options is
 not set, its actual value will be unspecified.
 
-This driver supports the generic pin multiplexing and configuration
-bindings. For details on each properties, you can refer to
-./pinctrl-bindings.txt.
+Allwinner A1X Pin Controller supports the generic pin multiplexing and
+configuration bindings. For details on each properties, you can refer to
+ ./pinctrl-bindings.txt.
 
 Required sub-node properties:
   - pins
diff --git a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
index a006ea4..106808b 100644
--- a/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
+++ b/Documentation/devicetree/bindings/serial/renesas,sci-serial.txt
@@ -43,6 +43,8 @@
     - "renesas,hscif-r8a7795" for R8A7795 (R-Car H3) HSCIF compatible UART.
     - "renesas,scif-r8a7796" for R8A7796 (R-Car M3-W) SCIF compatible UART.
     - "renesas,hscif-r8a7796" for R8A7796 (R-Car M3-W) HSCIF compatible UART.
+    - "renesas,scif-r8a77965" for R8A77965 (R-Car M3-N) SCIF compatible UART.
+    - "renesas,hscif-r8a77965" for R8A77965 (R-Car M3-N) HSCIF compatible UART.
     - "renesas,scif-r8a77970" for R8A77970 (R-Car V3M) SCIF compatible UART.
     - "renesas,hscif-r8a77970" for R8A77970 (R-Car V3M) HSCIF compatible UART.
     - "renesas,scif-r8a77980" for R8A77980 (R-Car V3H) SCIF compatible UART.
diff --git a/Documentation/devicetree/bindings/vendor-prefixes.txt b/Documentation/devicetree/bindings/vendor-prefixes.txt
index b5f978a..a38d8bf 100644
--- a/Documentation/devicetree/bindings/vendor-prefixes.txt
+++ b/Documentation/devicetree/bindings/vendor-prefixes.txt
@@ -182,6 +182,7 @@
 keithkoep	Keith & Koep GmbH
 keymile	Keymile GmbH
 khadas	Khadas
+kiebackpeter    Kieback & Peter GmbH
 kinetic Kinetic Technologies
 kingnovel	Kingnovel Technology Co., Ltd.
 kosagi	Sutajio Ko-Usagi PTE Ltd.
diff --git a/Documentation/devicetree/overlay-notes.txt b/Documentation/devicetree/overlay-notes.txt
index a4feb6d..725fb8d 100644
--- a/Documentation/devicetree/overlay-notes.txt
+++ b/Documentation/devicetree/overlay-notes.txt
@@ -98,6 +98,14 @@
 of_overlay_remove_all() which will remove every single one in the correct
 order.
 
+In addition, there is the option to register notifiers that get called on
+overlay operations. See of_overlay_notifier_register/unregister and
+enum of_overlay_notify_action for details.
+
+Note that a notifier callback is not supposed to store pointers to a device
+tree node or its content beyond OF_OVERLAY_POST_REMOVE corresponding to the
+respective node it received.
+
 Overlay DTS Format
 ------------------
 
diff --git a/Documentation/virtual/kvm/cpuid.txt b/Documentation/virtual/kvm/cpuid.txt
index d4f33eb8..ab022dc 100644
--- a/Documentation/virtual/kvm/cpuid.txt
+++ b/Documentation/virtual/kvm/cpuid.txt
@@ -72,8 +72,8 @@
 
 flag                               || value || meaning
 ==================================================================================
-KVM_HINTS_DEDICATED                ||     0 || guest checks this feature bit to
-                                   ||       || determine if there is vCPU pinning
-                                   ||       || and there is no vCPU over-commitment,
+KVM_HINTS_REALTIME                 ||     0 || guest checks this feature bit to
+                                   ||       || determine that vCPUs are never
+                                   ||       || preempted for an unlimited time,
                                    ||       || allowing optimizations
 ----------------------------------------------------------------------------------
diff --git a/MAINTAINERS b/MAINTAINERS
index df6e9bb..92e47b5 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -137,9 +137,9 @@
 		-----------------------------------
 
 3C59X NETWORK DRIVER
-M:	Steffen Klassert <klassert@mathematik.tu-chemnitz.de>
+M:	Steffen Klassert <klassert@kernel.org>
 L:	netdev@vger.kernel.org
-S:	Maintained
+S:	Odd Fixes
 F:	Documentation/networking/vortex.txt
 F:	drivers/net/ethernet/3com/3c59x.c
 
@@ -3691,7 +3691,6 @@
 
 CPU POWER MONITORING SUBSYSTEM
 M:	Thomas Renninger <trenn@suse.com>
-M:	Shuah Khan <shuahkh@osg.samsung.com>
 M:	Shuah Khan <shuah@kernel.org>
 L:	linux-pm@vger.kernel.org
 S:	Maintained
@@ -7696,7 +7695,6 @@
 F:	include/uapi/linux/sunrpc/
 
 KERNEL SELFTEST FRAMEWORK
-M:	Shuah Khan <shuahkh@osg.samsung.com>
 M:	Shuah Khan <shuah@kernel.org>
 L:	linux-kselftest@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest.git
@@ -9873,7 +9871,7 @@
 F:	Documentation/devicetree/bindings/net/nfc/
 
 NFS, SUNRPC, AND LOCKD CLIENTS
-M:	Trond Myklebust <trond.myklebust@primarydata.com>
+M:	Trond Myklebust <trond.myklebust@hammerspace.com>
 M:	Anna Schumaker <anna.schumaker@netapp.com>
 L:	linux-nfs@vger.kernel.org
 W:	http://client.linux-nfs.org
@@ -12222,7 +12220,7 @@
 F:	include/uapi/linux/vfio_ccw.h
 
 S390 ZCRYPT DRIVER
-M:	Harald Freudenberger <freude@de.ibm.com>
+M:	Harald Freudenberger <freude@linux.ibm.com>
 L:	linux-s390@vger.kernel.org
 W:	http://www.ibm.com/developerworks/linux/linux390/
 S:	Supported
@@ -14650,7 +14648,6 @@
 
 USB OVER IP DRIVER
 M:	Valentina Manea <valentina.manea.m@gmail.com>
-M:	Shuah Khan <shuahkh@osg.samsung.com>
 M:	Shuah Khan <shuah@kernel.org>
 L:	linux-usb@vger.kernel.org
 S:	Maintained
diff --git a/Makefile b/Makefile
index d0d2652..ba3106b 100644
--- a/Makefile
+++ b/Makefile
@@ -2,7 +2,7 @@
 VERSION = 4
 PATCHLEVEL = 17
 SUBLEVEL = 0
-EXTRAVERSION = -rc4
+EXTRAVERSION = -rc5
 NAME = Merciless Moray
 
 # *DOCUMENTATION*
diff --git a/arch/Kconfig b/arch/Kconfig
index 8e0d665..75dd23a 100644
--- a/arch/Kconfig
+++ b/arch/Kconfig
@@ -464,6 +464,10 @@
 config GCC_PLUGIN_STRUCTLEAK
 	bool "Force initialization of variables containing userspace addresses"
 	depends on GCC_PLUGINS
+	# Currently STRUCTLEAK inserts initialization out of live scope of
+	# variables from KASAN point of view. This leads to KASAN false
+	# positive reports. Prohibit this combination for now.
+	depends on !KASAN_EXTRA
 	help
 	  This plugin zero-initializes any structures containing a
 	  __user attribute. This can prevent some classes of information
diff --git a/arch/arm/boot/dts/imx35.dtsi b/arch/arm/boot/dts/imx35.dtsi
index bf343195..54111ed 100644
--- a/arch/arm/boot/dts/imx35.dtsi
+++ b/arch/arm/boot/dts/imx35.dtsi
@@ -303,7 +303,7 @@
 			};
 
 			can1: can@53fe4000 {
-				compatible = "fsl,imx35-flexcan";
+				compatible = "fsl,imx35-flexcan", "fsl,imx25-flexcan";
 				reg = <0x53fe4000 0x1000>;
 				clocks = <&clks 33>, <&clks 33>;
 				clock-names = "ipg", "per";
@@ -312,7 +312,7 @@
 			};
 
 			can2: can@53fe8000 {
-				compatible = "fsl,imx35-flexcan";
+				compatible = "fsl,imx35-flexcan", "fsl,imx25-flexcan";
 				reg = <0x53fe8000 0x1000>;
 				clocks = <&clks 34>, <&clks 34>;
 				clock-names = "ipg", "per";
diff --git a/arch/arm/boot/dts/imx53.dtsi b/arch/arm/boot/dts/imx53.dtsi
index 7d647d0..3d65c01 100644
--- a/arch/arm/boot/dts/imx53.dtsi
+++ b/arch/arm/boot/dts/imx53.dtsi
@@ -551,7 +551,7 @@
 			};
 
 			can1: can@53fc8000 {
-				compatible = "fsl,imx53-flexcan";
+				compatible = "fsl,imx53-flexcan", "fsl,imx25-flexcan";
 				reg = <0x53fc8000 0x4000>;
 				interrupts = <82>;
 				clocks = <&clks IMX5_CLK_CAN1_IPG_GATE>,
@@ -561,7 +561,7 @@
 			};
 
 			can2: can@53fcc000 {
-				compatible = "fsl,imx53-flexcan";
+				compatible = "fsl,imx53-flexcan", "fsl,imx25-flexcan";
 				reg = <0x53fcc000 0x4000>;
 				interrupts = <83>;
 				clocks = <&clks IMX5_CLK_CAN2_IPG_GATE>,
diff --git a/arch/arm/include/asm/kvm_mmu.h b/arch/arm/include/asm/kvm_mmu.h
index 707a1f0..f675162 100644
--- a/arch/arm/include/asm/kvm_mmu.h
+++ b/arch/arm/include/asm/kvm_mmu.h
@@ -309,6 +309,22 @@ static inline unsigned int kvm_get_vmid_bits(void)
 	return 8;
 }
 
+/*
+ * We are not in the kvm->srcu critical section most of the time, so we take
+ * the SRCU read lock here. Since we copy the data from the user page, we
+ * can immediately drop the lock again.
+ */
+static inline int kvm_read_guest_lock(struct kvm *kvm,
+				      gpa_t gpa, void *data, unsigned long len)
+{
+	int srcu_idx = srcu_read_lock(&kvm->srcu);
+	int ret = kvm_read_guest(kvm, gpa, data, len);
+
+	srcu_read_unlock(&kvm->srcu, srcu_idx);
+
+	return ret;
+}
+
 static inline void *kvm_get_hyp_vector(void)
 {
 	return kvm_ksym_ref(__kvm_hyp_vector);
diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h
index 30014a9..ea690b3 100644
--- a/arch/arm64/include/asm/cputype.h
+++ b/arch/arm64/include/asm/cputype.h
@@ -75,6 +75,7 @@
 #define ARM_CPU_IMP_CAVIUM		0x43
 #define ARM_CPU_IMP_BRCM		0x42
 #define ARM_CPU_IMP_QCOM		0x51
+#define ARM_CPU_IMP_NVIDIA		0x4E
 
 #define ARM_CPU_PART_AEM_V8		0xD0F
 #define ARM_CPU_PART_FOUNDATION		0xD00
@@ -99,6 +100,9 @@
 #define QCOM_CPU_PART_FALKOR		0xC00
 #define QCOM_CPU_PART_KRYO		0x200
 
+#define NVIDIA_CPU_PART_DENVER		0x003
+#define NVIDIA_CPU_PART_CARMEL		0x004
+
 #define MIDR_CORTEX_A53 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A53)
 #define MIDR_CORTEX_A57 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A57)
 #define MIDR_CORTEX_A72 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A72)
@@ -114,6 +118,8 @@
 #define MIDR_QCOM_FALKOR_V1 MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_FALKOR_V1)
 #define MIDR_QCOM_FALKOR MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_FALKOR)
 #define MIDR_QCOM_KRYO MIDR_CPU_MODEL(ARM_CPU_IMP_QCOM, QCOM_CPU_PART_KRYO)
+#define MIDR_NVIDIA_DENVER MIDR_CPU_MODEL(ARM_CPU_IMP_NVIDIA, NVIDIA_CPU_PART_DENVER)
+#define MIDR_NVIDIA_CARMEL MIDR_CPU_MODEL(ARM_CPU_IMP_NVIDIA, NVIDIA_CPU_PART_CARMEL)
 
 #ifndef __ASSEMBLY__
 
diff --git a/arch/arm64/include/asm/kvm_mmu.h b/arch/arm64/include/asm/kvm_mmu.h
index 0821109..6128992 100644
--- a/arch/arm64/include/asm/kvm_mmu.h
+++ b/arch/arm64/include/asm/kvm_mmu.h
@@ -360,6 +360,22 @@ static inline unsigned int kvm_get_vmid_bits(void)
 	return (cpuid_feature_extract_unsigned_field(reg, ID_AA64MMFR1_VMIDBITS_SHIFT) == 2) ? 16 : 8;
 }
 
+/*
+ * We are not in the kvm->srcu critical section most of the time, so we take
+ * the SRCU read lock here. Since we copy the data from the user page, we
+ * can immediately drop the lock again.
+ */
+static inline int kvm_read_guest_lock(struct kvm *kvm,
+				      gpa_t gpa, void *data, unsigned long len)
+{
+	int srcu_idx = srcu_read_lock(&kvm->srcu);
+	int ret = kvm_read_guest(kvm, gpa, data, len);
+
+	srcu_read_unlock(&kvm->srcu, srcu_idx);
+
+	return ret;
+}
+
 #ifdef CONFIG_KVM_INDIRECT_VECTORS
 /*
  * EL2 vectors can be mapped and rerouted in a number of ways,
diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c
index a900bef..e4a1182 100644
--- a/arch/arm64/kernel/cpu_errata.c
+++ b/arch/arm64/kernel/cpu_errata.c
@@ -316,6 +316,7 @@ static const struct midr_range arm64_bp_harden_smccc_cpus[] = {
 	MIDR_ALL_VERSIONS(MIDR_CAVIUM_THUNDERX2),
 	MIDR_ALL_VERSIONS(MIDR_QCOM_FALKOR_V1),
 	MIDR_ALL_VERSIONS(MIDR_QCOM_FALKOR),
+	MIDR_ALL_VERSIONS(MIDR_NVIDIA_DENVER),
 	{},
 };
 
diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c
index 9f3c47a..1b18b47 100644
--- a/arch/arm64/mm/init.c
+++ b/arch/arm64/mm/init.c
@@ -646,8 +646,10 @@ static int keep_initrd __initdata;
 
 void __init free_initrd_mem(unsigned long start, unsigned long end)
 {
-	if (!keep_initrd)
+	if (!keep_initrd) {
 		free_reserved_area((void *)start, (void *)end, 0, "initrd");
+		memblock_free(__virt_to_phys(start), end - start);
+	}
 }
 
 static int __init keepinitrd_setup(char *__unused)
diff --git a/arch/powerpc/include/asm/ftrace.h b/arch/powerpc/include/asm/ftrace.h
index 9abddde..b2dabd0 100644
--- a/arch/powerpc/include/asm/ftrace.h
+++ b/arch/powerpc/include/asm/ftrace.h
@@ -69,17 +69,30 @@ struct dyn_arch_ftrace {
 #endif
 
 #if defined(CONFIG_FTRACE_SYSCALLS) && !defined(__ASSEMBLY__)
-#ifdef PPC64_ELF_ABI_v1
+/*
+ * Some syscall entry functions on powerpc start with "ppc_" (fork and clone,
+ * for instance) or ppc32_/ppc64_. We should also match the sys_ variant with
+ * those.
+ */
 #define ARCH_HAS_SYSCALL_MATCH_SYM_NAME
+#ifdef PPC64_ELF_ABI_v1
 static inline bool arch_syscall_match_sym_name(const char *sym, const char *name)
 {
-	/*
-	 * Compare the symbol name with the system call name. Skip the .sys or .SyS
-	 * prefix from the symbol name and the sys prefix from the system call name and
-	 * just match the rest. This is only needed on ppc64 since symbol names on
-	 * 32bit do not start with a period so the generic function will work.
-	 */
-	return !strcmp(sym + 4, name + 3);
+	/* We need to skip past the initial dot, and the __se_sys alias */
+	return !strcmp(sym + 1, name) ||
+		(!strncmp(sym, ".__se_sys", 9) && !strcmp(sym + 6, name)) ||
+		(!strncmp(sym, ".ppc_", 5) && !strcmp(sym + 5, name + 4)) ||
+		(!strncmp(sym, ".ppc32_", 7) && !strcmp(sym + 7, name + 4)) ||
+		(!strncmp(sym, ".ppc64_", 7) && !strcmp(sym + 7, name + 4));
+}
+#else
+static inline bool arch_syscall_match_sym_name(const char *sym, const char *name)
+{
+	return !strcmp(sym, name) ||
+		(!strncmp(sym, "__se_sys", 8) && !strcmp(sym + 5, name)) ||
+		(!strncmp(sym, "ppc_", 4) && !strcmp(sym + 4, name + 4)) ||
+		(!strncmp(sym, "ppc32_", 6) && !strcmp(sym + 6, name + 4)) ||
+		(!strncmp(sym, "ppc64_", 6) && !strcmp(sym + 6, name + 4));
 }
 #endif
 #endif /* CONFIG_FTRACE_SYSCALLS && !__ASSEMBLY__ */
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index 4185f1c..3f109a3 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -165,7 +165,6 @@ struct paca_struct {
 	u64 saved_msr;			/* MSR saved here by enter_rtas */
 	u16 trap_save;			/* Used when bad stack is encountered */
 	u8 irq_soft_mask;		/* mask for irq soft masking */
-	u8 soft_enabled;		/* irq soft-enable flag */
 	u8 irq_happened;		/* irq happened while soft-disabled */
 	u8 io_sync;			/* writel() needs spin_unlock sync */
 	u8 irq_work_pending;		/* IRQ_WORK interrupt while soft-disable */
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 9f42164..16b0778 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -91,6 +91,7 @@ extern int start_topology_update(void);
 extern int stop_topology_update(void);
 extern int prrn_is_enabled(void);
 extern int find_and_online_cpu_nid(int cpu);
+extern int timed_topology_update(int nsecs);
 #else
 static inline int start_topology_update(void)
 {
@@ -108,16 +109,12 @@ static inline int find_and_online_cpu_nid(int cpu)
 {
 	return 0;
 }
+static inline int timed_topology_update(int nsecs)
+{
+	return 0;
+}
 #endif /* CONFIG_NUMA && CONFIG_PPC_SPLPAR */
 
-#if defined(CONFIG_HOTPLUG_CPU) || defined(CONFIG_NEED_MULTIPLE_NODES)
-#if defined(CONFIG_PPC_SPLPAR)
-extern int timed_topology_update(int nsecs);
-#else
-#define	timed_topology_update(nsecs)
-#endif /* CONFIG_PPC_SPLPAR */
-#endif /* CONFIG_HOTPLUG_CPU || CONFIG_NEED_MULTIPLE_NODES */
-
 #include <asm-generic/topology.h>
 
 #ifdef CONFIG_SMP
diff --git a/arch/s390/configs/debug_defconfig b/arch/s390/configs/debug_defconfig
index 6176fe9..941d8cc 100644
--- a/arch/s390/configs/debug_defconfig
+++ b/arch/s390/configs/debug_defconfig
@@ -261,9 +261,9 @@
 CONFIG_IP_VS_FTP=m
 CONFIG_IP_VS_PE_SIP=m
 CONFIG_NF_CONNTRACK_IPV4=m
-CONFIG_NF_TABLES_IPV4=m
+CONFIG_NF_TABLES_IPV4=y
 CONFIG_NFT_CHAIN_ROUTE_IPV4=m
-CONFIG_NF_TABLES_ARP=m
+CONFIG_NF_TABLES_ARP=y
 CONFIG_NFT_CHAIN_NAT_IPV4=m
 CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_MATCH_AH=m
@@ -284,7 +284,7 @@
 CONFIG_IP_NF_ARPFILTER=m
 CONFIG_IP_NF_ARP_MANGLE=m
 CONFIG_NF_CONNTRACK_IPV6=m
-CONFIG_NF_TABLES_IPV6=m
+CONFIG_NF_TABLES_IPV6=y
 CONFIG_NFT_CHAIN_ROUTE_IPV6=m
 CONFIG_NFT_CHAIN_NAT_IPV6=m
 CONFIG_IP6_NF_IPTABLES=m
@@ -305,7 +305,7 @@
 CONFIG_IP6_NF_SECURITY=m
 CONFIG_IP6_NF_NAT=m
 CONFIG_IP6_NF_TARGET_MASQUERADE=m
-CONFIG_NF_TABLES_BRIDGE=m
+CONFIG_NF_TABLES_BRIDGE=y
 CONFIG_RDS=m
 CONFIG_RDS_RDMA=m
 CONFIG_RDS_TCP=m
@@ -604,7 +604,6 @@
 CONFIG_WQ_WATCHDOG=y
 CONFIG_PANIC_ON_OOPS=y
 CONFIG_DEBUG_TIMEKEEPING=y
-CONFIG_DEBUG_WW_MUTEX_SLOWPATH=y
 CONFIG_PROVE_LOCKING=y
 CONFIG_LOCK_STAT=y
 CONFIG_DEBUG_LOCKDEP=y
diff --git a/arch/s390/configs/performance_defconfig b/arch/s390/configs/performance_defconfig
index c105bcc..eb6f75f 100644
--- a/arch/s390/configs/performance_defconfig
+++ b/arch/s390/configs/performance_defconfig
@@ -259,9 +259,9 @@
 CONFIG_IP_VS_FTP=m
 CONFIG_IP_VS_PE_SIP=m
 CONFIG_NF_CONNTRACK_IPV4=m
-CONFIG_NF_TABLES_IPV4=m
+CONFIG_NF_TABLES_IPV4=y
 CONFIG_NFT_CHAIN_ROUTE_IPV4=m
-CONFIG_NF_TABLES_ARP=m
+CONFIG_NF_TABLES_ARP=y
 CONFIG_NFT_CHAIN_NAT_IPV4=m
 CONFIG_IP_NF_IPTABLES=m
 CONFIG_IP_NF_MATCH_AH=m
@@ -282,7 +282,7 @@
 CONFIG_IP_NF_ARPFILTER=m
 CONFIG_IP_NF_ARP_MANGLE=m
 CONFIG_NF_CONNTRACK_IPV6=m
-CONFIG_NF_TABLES_IPV6=m
+CONFIG_NF_TABLES_IPV6=y
 CONFIG_NFT_CHAIN_ROUTE_IPV6=m
 CONFIG_NFT_CHAIN_NAT_IPV6=m
 CONFIG_IP6_NF_IPTABLES=m
@@ -303,7 +303,7 @@
 CONFIG_IP6_NF_SECURITY=m
 CONFIG_IP6_NF_NAT=m
 CONFIG_IP6_NF_TARGET_MASQUERADE=m
-CONFIG_NF_TABLES_BRIDGE=m
+CONFIG_NF_TABLES_BRIDGE=y
 CONFIG_RDS=m
 CONFIG_RDS_RDMA=m
 CONFIG_RDS_TCP=m
diff --git a/arch/s390/crypto/crc32be-vx.S b/arch/s390/crypto/crc32be-vx.S
index e8077f0..2bf01ba 100644
--- a/arch/s390/crypto/crc32be-vx.S
+++ b/arch/s390/crypto/crc32be-vx.S
@@ -13,6 +13,7 @@
  */
 
 #include <linux/linkage.h>
+#include <asm/nospec-insn.h>
 #include <asm/vx-insn.h>
 
 /* Vector register range containing CRC-32 constants */
@@ -67,6 +68,8 @@
 
 .previous
 
+	GEN_BR_THUNK %r14
+
 .text
 /*
  * The CRC-32 function(s) use these calling conventions:
@@ -203,6 +206,6 @@
 
 .Ldone:
 	VLGVF	%r2,%v2,3
-	br	%r14
+	BR_EX	%r14
 
 .previous
diff --git a/arch/s390/crypto/crc32le-vx.S b/arch/s390/crypto/crc32le-vx.S
index d8c67a58..7d6f568 100644
--- a/arch/s390/crypto/crc32le-vx.S
+++ b/arch/s390/crypto/crc32le-vx.S
@@ -14,6 +14,7 @@
  */
 
 #include <linux/linkage.h>
+#include <asm/nospec-insn.h>
 #include <asm/vx-insn.h>
 
 /* Vector register range containing CRC-32 constants */
@@ -76,6 +77,7 @@
 
 .previous
 
+	GEN_BR_THUNK %r14
 
 .text
 
@@ -264,6 +266,6 @@
 
 .Ldone:
 	VLGVF	%r2,%v2,2
-	br	%r14
+	BR_EX	%r14
 
 .previous
diff --git a/arch/s390/include/asm/nospec-insn.h b/arch/s390/include/asm/nospec-insn.h
new file mode 100644
index 0000000..a01f811
--- /dev/null
+++ b/arch/s390/include/asm/nospec-insn.h
@@ -0,0 +1,196 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _ASM_S390_NOSPEC_ASM_H
+#define _ASM_S390_NOSPEC_ASM_H
+
+#include <asm/alternative-asm.h>
+#include <asm/asm-offsets.h>
+#include <asm/dwarf.h>
+
+#ifdef __ASSEMBLY__
+
+#ifdef CONFIG_EXPOLINE
+
+_LC_BR_R1 = __LC_BR_R1
+
+/*
+ * The expoline macros are used to create thunks in the same format
+ * as gcc generates them. The 'comdat' section flag makes sure that
+ * the various thunks are merged into a single copy.
+ */
+	.macro __THUNK_PROLOG_NAME name
+	.pushsection .text.\name,"axG",@progbits,\name,comdat
+	.globl \name
+	.hidden \name
+	.type \name,@function
+\name:
+	CFI_STARTPROC
+	.endm
+
+	.macro __THUNK_EPILOG
+	CFI_ENDPROC
+	.popsection
+	.endm
+
+	.macro __THUNK_PROLOG_BR r1,r2
+	__THUNK_PROLOG_NAME __s390x_indirect_jump_r\r2\()use_r\r1
+	.endm
+
+	.macro __THUNK_PROLOG_BC d0,r1,r2
+	__THUNK_PROLOG_NAME __s390x_indirect_branch_\d0\()_\r2\()use_\r1
+	.endm
+
+	.macro __THUNK_BR r1,r2
+	jg	__s390x_indirect_jump_r\r2\()use_r\r1
+	.endm
+
+	.macro __THUNK_BC d0,r1,r2
+	jg	__s390x_indirect_branch_\d0\()_\r2\()use_\r1
+	.endm
+
+	.macro __THUNK_BRASL r1,r2,r3
+	brasl	\r1,__s390x_indirect_jump_r\r3\()use_r\r2
+	.endm
+
+	.macro	__DECODE_RR expand,reg,ruse
+	.set __decode_fail,1
+	.irp r1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \reg,%r\r1
+	.irp r2,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \ruse,%r\r2
+	\expand \r1,\r2
+	.set __decode_fail,0
+	.endif
+	.endr
+	.endif
+	.endr
+	.if __decode_fail == 1
+	.error "__DECODE_RR failed"
+	.endif
+	.endm
+
+	.macro	__DECODE_RRR expand,rsave,rtarget,ruse
+	.set __decode_fail,1
+	.irp r1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \rsave,%r\r1
+	.irp r2,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \rtarget,%r\r2
+	.irp r3,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \ruse,%r\r3
+	\expand \r1,\r2,\r3
+	.set __decode_fail,0
+	.endif
+	.endr
+	.endif
+	.endr
+	.endif
+	.endr
+	.if __decode_fail == 1
+	.error "__DECODE_RRR failed"
+	.endif
+	.endm
+
+	.macro	__DECODE_DRR expand,disp,reg,ruse
+	.set __decode_fail,1
+	.irp r1,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \reg,%r\r1
+	.irp r2,0,1,2,3,4,5,6,7,8,9,10,11,12,13,14,15
+	.ifc \ruse,%r\r2
+	\expand \disp,\r1,\r2
+	.set __decode_fail,0
+	.endif
+	.endr
+	.endif
+	.endr
+	.if __decode_fail == 1
+	.error "__DECODE_DRR failed"
+	.endif
+	.endm
+
+	.macro __THUNK_EX_BR reg,ruse
+	# Be very careful when adding instructions to this macro!
+	# The ALTERNATIVE replacement code has a .+10 which targets
+	# the "br \reg" after the code has been patched.
+#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
+	exrl	0,555f
+	j	.
+#else
+	.ifc \reg,%r1
+	ALTERNATIVE "ex %r0,_LC_BR_R1", ".insn ril,0xc60000000000,0,.+10", 35
+	j	.
+	.else
+	larl	\ruse,555f
+	ex	0,0(\ruse)
+	j	.
+	.endif
+#endif
+555:	br	\reg
+	.endm
+
+	.macro __THUNK_EX_BC disp,reg,ruse
+#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
+	exrl	0,556f
+	j	.
+#else
+	larl	\ruse,556f
+	ex	0,0(\ruse)
+	j	.
+#endif
+556:	b	\disp(\reg)
+	.endm
+
+	.macro GEN_BR_THUNK reg,ruse=%r1
+	__DECODE_RR __THUNK_PROLOG_BR,\reg,\ruse
+	__THUNK_EX_BR \reg,\ruse
+	__THUNK_EPILOG
+	.endm
+
+	.macro GEN_B_THUNK disp,reg,ruse=%r1
+	__DECODE_DRR __THUNK_PROLOG_BC,\disp,\reg,\ruse
+	__THUNK_EX_BC \disp,\reg,\ruse
+	__THUNK_EPILOG
+	.endm
+
+	.macro BR_EX reg,ruse=%r1
+557:	__DECODE_RR __THUNK_BR,\reg,\ruse
+	.pushsection .s390_indirect_branches,"a",@progbits
+	.long	557b-.
+	.popsection
+	.endm
+
+	 .macro B_EX disp,reg,ruse=%r1
+558:	__DECODE_DRR __THUNK_BC,\disp,\reg,\ruse
+	.pushsection .s390_indirect_branches,"a",@progbits
+	.long	558b-.
+	.popsection
+	.endm
+
+	.macro BASR_EX rsave,rtarget,ruse=%r1
+559:	__DECODE_RRR __THUNK_BRASL,\rsave,\rtarget,\ruse
+	.pushsection .s390_indirect_branches,"a",@progbits
+	.long	559b-.
+	.popsection
+	.endm
+
+#else
+	.macro GEN_BR_THUNK reg,ruse=%r1
+	.endm
+
+	.macro GEN_B_THUNK disp,reg,ruse=%r1
+	.endm
+
+	 .macro BR_EX reg,ruse=%r1
+	br	\reg
+	.endm
+
+	 .macro B_EX disp,reg,ruse=%r1
+	b	\disp(\reg)
+	.endm
+
+	.macro BASR_EX rsave,rtarget,ruse=%r1
+	basr	\rsave,\rtarget
+	.endm
+#endif
+
+#endif /* __ASSEMBLY__ */
+
+#endif /* _ASM_S390_NOSPEC_ASM_H */
diff --git a/arch/s390/include/asm/purgatory.h b/arch/s390/include/asm/purgatory.h
index e297bcf..6090670 100644
--- a/arch/s390/include/asm/purgatory.h
+++ b/arch/s390/include/asm/purgatory.h
@@ -13,5 +13,11 @@
 
 int verify_sha256_digest(void);
 
+extern u64 kernel_entry;
+extern u64 kernel_type;
+
+extern u64 crash_start;
+extern u64 crash_size;
+
 #endif	/* __ASSEMBLY__ */
 #endif /* _S390_PURGATORY_H_ */
diff --git a/arch/s390/kernel/Makefile b/arch/s390/kernel/Makefile
index 84ea622..f92dd8e 100644
--- a/arch/s390/kernel/Makefile
+++ b/arch/s390/kernel/Makefile
@@ -65,6 +65,7 @@
 
 extra-y				+= head.o head64.o vmlinux.lds
 
+obj-$(CONFIG_SYSFS)		+= nospec-sysfs.o
 CFLAGS_REMOVE_nospec-branch.o	+= $(CC_FLAGS_EXPOLINE)
 
 obj-$(CONFIG_MODULES)		+= module.o
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index eb2a5c0..11aea74 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -181,6 +181,7 @@ int main(void)
 	OFFSET(__LC_MACHINE_FLAGS, lowcore, machine_flags);
 	OFFSET(__LC_PREEMPT_COUNT, lowcore, preempt_count);
 	OFFSET(__LC_GMAP, lowcore, gmap);
+	OFFSET(__LC_BR_R1, lowcore, br_r1_trampoline);
 	/* software defined ABI-relevant lowcore locations 0xe00 - 0xe20 */
 	OFFSET(__LC_DUMP_REIPL, lowcore, ipib);
 	/* hardware defined lowcore locations 0x1000 - 0x18ff */
diff --git a/arch/s390/kernel/base.S b/arch/s390/kernel/base.S
index f6c5600..b65874b 100644
--- a/arch/s390/kernel/base.S
+++ b/arch/s390/kernel/base.S
@@ -9,18 +9,22 @@
 
 #include <linux/linkage.h>
 #include <asm/asm-offsets.h>
+#include <asm/nospec-insn.h>
 #include <asm/ptrace.h>
 #include <asm/sigp.h>
 
+	GEN_BR_THUNK %r9
+	GEN_BR_THUNK %r14
+
 ENTRY(s390_base_mcck_handler)
 	basr	%r13,0
 0:	lg	%r15,__LC_PANIC_STACK	# load panic stack
 	aghi	%r15,-STACK_FRAME_OVERHEAD
 	larl	%r1,s390_base_mcck_handler_fn
-	lg	%r1,0(%r1)
-	ltgr	%r1,%r1
+	lg	%r9,0(%r1)
+	ltgr	%r9,%r9
 	jz	1f
-	basr	%r14,%r1
+	BASR_EX	%r14,%r9
 1:	la	%r1,4095
 	lmg	%r0,%r15,__LC_GPREGS_SAVE_AREA-4095(%r1)
 	lpswe	__LC_MCK_OLD_PSW
@@ -37,10 +41,10 @@
 	basr	%r13,0
 0:	aghi	%r15,-STACK_FRAME_OVERHEAD
 	larl	%r1,s390_base_ext_handler_fn
-	lg	%r1,0(%r1)
-	ltgr	%r1,%r1
+	lg	%r9,0(%r1)
+	ltgr	%r9,%r9
 	jz	1f
-	basr	%r14,%r1
+	BASR_EX	%r14,%r9
 1:	lmg	%r0,%r15,__LC_SAVE_AREA_ASYNC
 	ni	__LC_EXT_OLD_PSW+1,0xfd	# clear wait state bit
 	lpswe	__LC_EXT_OLD_PSW
@@ -57,10 +61,10 @@
 	basr	%r13,0
 0:	aghi	%r15,-STACK_FRAME_OVERHEAD
 	larl	%r1,s390_base_pgm_handler_fn
-	lg	%r1,0(%r1)
-	ltgr	%r1,%r1
+	lg	%r9,0(%r1)
+	ltgr	%r9,%r9
 	jz	1f
-	basr	%r14,%r1
+	BASR_EX	%r14,%r9
 	lmg	%r0,%r15,__LC_SAVE_AREA_SYNC
 	lpswe	__LC_PGM_OLD_PSW
 1:	lpswe	disabled_wait_psw-0b(%r13)
@@ -117,7 +121,7 @@
 	larl	%r4,.Lcontinue_psw	# Restore PSW flags
 	lpswe	0(%r4)
 .Lcontinue:
-	br	%r14
+	BR_EX	%r14
 .align 16
 .Lrestart_psw:
 	.long	0x00080000,0x80000000 + .Lrestart_part2
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index 3f22f13..f03402e 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -28,6 +28,7 @@
 #include <asm/setup.h>
 #include <asm/nmi.h>
 #include <asm/export.h>
+#include <asm/nospec-insn.h>
 
 __PT_R0      =	__PT_GPRS
 __PT_R1      =	__PT_GPRS + 8
@@ -183,67 +184,9 @@
 		    "jnz .+8; .long 0xb2e8d000", 82
 	.endm
 
-#ifdef CONFIG_EXPOLINE
-
-	.macro GEN_BR_THUNK name,reg,tmp
-	.section .text.\name,"axG",@progbits,\name,comdat
-	.globl \name
-	.hidden \name
-	.type \name,@function
-\name:
-	CFI_STARTPROC
-#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES
-	exrl	0,0f
-#else
-	larl	\tmp,0f
-	ex	0,0(\tmp)
-#endif
-	j	.
-0:	br	\reg
-	CFI_ENDPROC
-	.endm
-
-	GEN_BR_THUNK __s390x_indirect_jump_r1use_r9,%r9,%r1
-	GEN_BR_THUNK __s390x_indirect_jump_r1use_r14,%r14,%r1
-	GEN_BR_THUNK __s390x_indirect_jump_r11use_r14,%r14,%r11
-
-	.macro BASR_R14_R9
-0:	brasl	%r14,__s390x_indirect_jump_r1use_r9
-	.pushsection .s390_indirect_branches,"a",@progbits
-	.long	0b-.
-	.popsection
-	.endm
-
-	.macro BR_R1USE_R14
-0:	jg	__s390x_indirect_jump_r1use_r14
-	.pushsection .s390_indirect_branches,"a",@progbits
-	.long	0b-.
-	.popsection
-	.endm
-
-	.macro BR_R11USE_R14
-0:	jg	__s390x_indirect_jump_r11use_r14
-	.pushsection .s390_indirect_branches,"a",@progbits
-	.long	0b-.
-	.popsection
-	.endm
-
-#else	/* CONFIG_EXPOLINE */
-
-	.macro BASR_R14_R9
-	basr	%r14,%r9
-	.endm
-
-	.macro BR_R1USE_R14
-	br	%r14
-	.endm
-
-	.macro BR_R11USE_R14
-	br	%r14
-	.endm
-
-#endif /* CONFIG_EXPOLINE */
-
+	GEN_BR_THUNK %r9
+	GEN_BR_THUNK %r14
+	GEN_BR_THUNK %r14,%r11
 
 	.section .kprobes.text, "ax"
 .Ldummy:
@@ -260,7 +203,7 @@
 ENTRY(__bpon)
 	.globl __bpon
 	BPON
-	BR_R1USE_R14
+	BR_EX	%r14
 
 /*
  * Scheduler resume function, called by switch_to
@@ -284,7 +227,7 @@
 	mvc	__LC_CURRENT_PID(4,%r0),0(%r3)	# store pid of next
 	lmg	%r6,%r15,__SF_GPRS(%r15)	# load gprs of next task
 	ALTERNATIVE "", ".insn s,0xb2800000,_LPP_OFFSET", 40
-	BR_R1USE_R14
+	BR_EX	%r14
 
 .L__critical_start:
 
@@ -351,7 +294,7 @@
 	xgr	%r5,%r5
 	lmg	%r6,%r14,__SF_GPRS(%r15)	# restore kernel registers
 	lg	%r2,__SF_SIE_REASON(%r15)	# return exit reason code
-	BR_R1USE_R14
+	BR_EX	%r14
 .Lsie_fault:
 	lghi	%r14,-EFAULT
 	stg	%r14,__SF_SIE_REASON(%r15)	# set exit reason code
@@ -410,7 +353,7 @@
 	lgf	%r9,0(%r8,%r10)			# get system call add.
 	TSTMSK	__TI_flags(%r12),_TIF_TRACE
 	jnz	.Lsysc_tracesys
-	BASR_R14_R9				# call sys_xxxx
+	BASR_EX	%r14,%r9			# call sys_xxxx
 	stg	%r2,__PT_R2(%r11)		# store return value
 
 .Lsysc_return:
@@ -595,7 +538,7 @@
 	lmg	%r3,%r7,__PT_R3(%r11)
 	stg	%r7,STACK_FRAME_OVERHEAD(%r15)
 	lg	%r2,__PT_ORIG_GPR2(%r11)
-	BASR_R14_R9			# call sys_xxx
+	BASR_EX	%r14,%r9		# call sys_xxx
 	stg	%r2,__PT_R2(%r11)	# store return value
 .Lsysc_tracenogo:
 	TSTMSK	__TI_flags(%r12),_TIF_TRACE
@@ -619,7 +562,7 @@
 	lmg	%r9,%r10,__PT_R9(%r11)	# load gprs
 ENTRY(kernel_thread_starter)
 	la	%r2,0(%r10)
-	BASR_R14_R9
+	BASR_EX	%r14,%r9
 	j	.Lsysc_tracenogo
 
 /*
@@ -701,7 +644,7 @@
 	je	.Lpgm_return
 	lgf	%r9,0(%r10,%r1)		# load address of handler routine
 	lgr	%r2,%r11		# pass pointer to pt_regs
-	BASR_R14_R9			# branch to interrupt-handler
+	BASR_EX	%r14,%r9		# branch to interrupt-handler
 .Lpgm_return:
 	LOCKDEP_SYS_EXIT
 	tm	__PT_PSW+1(%r11),0x01	# returning to user ?
@@ -1019,7 +962,7 @@
 	stpt	__TIMER_IDLE_ENTER(%r2)
 .Lpsw_idle_lpsw:
 	lpswe	__SF_EMPTY(%r15)
-	BR_R1USE_R14
+	BR_EX	%r14
 .Lpsw_idle_end:
 
 /*
@@ -1061,7 +1004,7 @@
 .Lsave_fpu_regs_done:
 	oi	__LC_CPU_FLAGS+7,_CIF_FPU
 .Lsave_fpu_regs_exit:
-	BR_R1USE_R14
+	BR_EX	%r14
 .Lsave_fpu_regs_end:
 EXPORT_SYMBOL(save_fpu_regs)
 
@@ -1107,7 +1050,7 @@
 .Lload_fpu_regs_done:
 	ni	__LC_CPU_FLAGS+7,255-_CIF_FPU
 .Lload_fpu_regs_exit:
-	BR_R1USE_R14
+	BR_EX	%r14
 .Lload_fpu_regs_end:
 
 .L__critical_end:
@@ -1322,7 +1265,7 @@
 	jl	0f
 	clg	%r9,BASED(.Lcleanup_table+104)	# .Lload_fpu_regs_end
 	jl	.Lcleanup_load_fpu_regs
-0:	BR_R11USE_R14
+0:	BR_EX	%r14
 
 	.align	8
 .Lcleanup_table:
@@ -1358,7 +1301,7 @@
 	ni	__SIE_PROG0C+3(%r9),0xfe	# no longer in SIE
 	lctlg	%c1,%c1,__LC_USER_ASCE		# load primary asce
 	larl	%r9,sie_exit			# skip forward to sie_exit
-	BR_R11USE_R14
+	BR_EX	%r14
 #endif
 
 .Lcleanup_system_call:
@@ -1412,7 +1355,7 @@
 	stg	%r15,56(%r11)		# r15 stack pointer
 	# set new psw address and exit
 	larl	%r9,.Lsysc_do_svc
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 .Lcleanup_system_call_insn:
 	.quad	system_call
 	.quad	.Lsysc_stmg
@@ -1424,7 +1367,7 @@
 
 .Lcleanup_sysc_tif:
 	larl	%r9,.Lsysc_tif
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 
 .Lcleanup_sysc_restore:
 	# check if stpt has been executed
@@ -1441,14 +1384,14 @@
 	mvc	0(64,%r11),__PT_R8(%r9)
 	lmg	%r0,%r7,__PT_R0(%r9)
 1:	lmg	%r8,%r9,__LC_RETURN_PSW
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 .Lcleanup_sysc_restore_insn:
 	.quad	.Lsysc_exit_timer
 	.quad	.Lsysc_done - 4
 
 .Lcleanup_io_tif:
 	larl	%r9,.Lio_tif
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 
 .Lcleanup_io_restore:
 	# check if stpt has been executed
@@ -1462,7 +1405,7 @@
 	mvc	0(64,%r11),__PT_R8(%r9)
 	lmg	%r0,%r7,__PT_R0(%r9)
 1:	lmg	%r8,%r9,__LC_RETURN_PSW
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 .Lcleanup_io_restore_insn:
 	.quad	.Lio_exit_timer
 	.quad	.Lio_done - 4
@@ -1515,17 +1458,17 @@
 	# prepare return psw
 	nihh	%r8,0xfcfd		# clear irq & wait state bits
 	lg	%r9,48(%r11)		# return from psw_idle
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 .Lcleanup_idle_insn:
 	.quad	.Lpsw_idle_lpsw
 
 .Lcleanup_save_fpu_regs:
 	larl	%r9,save_fpu_regs
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 
 .Lcleanup_load_fpu_regs:
 	larl	%r9,load_fpu_regs
-	BR_R11USE_R14
+	BR_EX	%r14,%r11
 
 /*
  * Integer constants
diff --git a/arch/s390/kernel/irq.c b/arch/s390/kernel/irq.c
index 94f2099..3d17c41 100644
--- a/arch/s390/kernel/irq.c
+++ b/arch/s390/kernel/irq.c
@@ -176,10 +176,9 @@ void do_softirq_own_stack(void)
 		new -= STACK_FRAME_OVERHEAD;
 		((struct stack_frame *) new)->back_chain = old;
 		asm volatile("   la    15,0(%0)\n"
-			     "   basr  14,%2\n"
+			     "   brasl 14,__do_softirq\n"
 			     "   la    15,0(%1)\n"
-			     : : "a" (new), "a" (old),
-			         "a" (__do_softirq)
+			     : : "a" (new), "a" (old)
 			     : "0", "1", "2", "3", "4", "5", "14",
 			       "cc", "memory" );
 	} else {
diff --git a/arch/s390/kernel/mcount.S b/arch/s390/kernel/mcount.S
index 82df7d8..27110f3 100644
--- a/arch/s390/kernel/mcount.S
+++ b/arch/s390/kernel/mcount.S
@@ -9,13 +9,17 @@
 #include <linux/linkage.h>
 #include <asm/asm-offsets.h>
 #include <asm/ftrace.h>
+#include <asm/nospec-insn.h>
 #include <asm/ptrace.h>
 #include <asm/export.h>
 
+	GEN_BR_THUNK %r1
+	GEN_BR_THUNK %r14
+
 	.section .kprobes.text, "ax"
 
 ENTRY(ftrace_stub)
-	br	%r14
+	BR_EX	%r14
 
 #define STACK_FRAME_SIZE  (STACK_FRAME_OVERHEAD + __PT_SIZE)
 #define STACK_PTREGS	  (STACK_FRAME_OVERHEAD)
@@ -23,7 +27,7 @@
 #define STACK_PTREGS_PSW  (STACK_PTREGS + __PT_PSW)
 
 ENTRY(_mcount)
-	br	%r14
+	BR_EX	%r14
 
 EXPORT_SYMBOL(_mcount)
 
@@ -53,7 +57,7 @@
 #endif
 	lgr	%r3,%r14
 	la	%r5,STACK_PTREGS(%r15)
-	basr	%r14,%r1
+	BASR_EX	%r14,%r1
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
 # The j instruction gets runtime patched to a nop instruction.
 # See ftrace_enable_ftrace_graph_caller.
@@ -68,7 +72,7 @@
 #endif
 	lg	%r1,(STACK_PTREGS_PSW+8)(%r15)
 	lmg	%r2,%r15,(STACK_PTREGS_GPRS+2*8)(%r15)
-	br	%r1
+	BR_EX	%r1
 
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
 
@@ -81,6 +85,6 @@
 	aghi	%r15,STACK_FRAME_OVERHEAD
 	lgr	%r14,%r2
 	lmg	%r2,%r5,32(%r15)
-	br	%r14
+	BR_EX	%r14
 
 #endif
diff --git a/arch/s390/kernel/nospec-branch.c b/arch/s390/kernel/nospec-branch.c
index 46d49a1..8ad6a71 100644
--- a/arch/s390/kernel/nospec-branch.c
+++ b/arch/s390/kernel/nospec-branch.c
@@ -1,7 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <linux/module.h>
 #include <linux/device.h>
-#include <linux/cpu.h>
 #include <asm/nospec-branch.h>
 
 static int __init nobp_setup_early(char *str)
@@ -44,24 +43,6 @@ static int __init nospec_report(void)
 }
 arch_initcall(nospec_report);
 
-#ifdef CONFIG_SYSFS
-ssize_t cpu_show_spectre_v1(struct device *dev,
-			    struct device_attribute *attr, char *buf)
-{
-	return sprintf(buf, "Mitigation: __user pointer sanitization\n");
-}
-
-ssize_t cpu_show_spectre_v2(struct device *dev,
-			    struct device_attribute *attr, char *buf)
-{
-	if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable)
-		return sprintf(buf, "Mitigation: execute trampolines\n");
-	if (__test_facility(82, S390_lowcore.alt_stfle_fac_list))
-		return sprintf(buf, "Mitigation: limited branch prediction.\n");
-	return sprintf(buf, "Vulnerable\n");
-}
-#endif
-
 #ifdef CONFIG_EXPOLINE
 
 int nospec_disable = IS_ENABLED(CONFIG_EXPOLINE_OFF);
@@ -112,7 +93,6 @@ static void __init_or_module __nospec_revert(s32 *start, s32 *end)
 	s32 *epo;
 
 	/* Second part of the instruction replace is always a nop */
-	memcpy(insnbuf + 2, (char[]) { 0x47, 0x00, 0x00, 0x00 }, 4);
 	for (epo = start; epo < end; epo++) {
 		instr = (u8 *) epo + *epo;
 		if (instr[0] == 0xc0 && (instr[1] & 0x0f) == 0x04)
@@ -133,18 +113,34 @@ static void __init_or_module __nospec_revert(s32 *start, s32 *end)
 			br = thunk + (*(int *)(thunk + 2)) * 2;
 		else
 			continue;
-		if (br[0] != 0x07 || (br[1] & 0xf0) != 0xf0)
+		/* Check for unconditional branch 0x07f? or 0x47f???? */
+		if ((br[0] & 0xbf) != 0x07 || (br[1] & 0xf0) != 0xf0)
 			continue;
+
+		memcpy(insnbuf + 2, (char[]) { 0x47, 0x00, 0x07, 0x00 }, 4);
 		switch (type) {
 		case BRCL_EXPOLINE:
-			/* brcl to thunk, replace with br + nop */
 			insnbuf[0] = br[0];
 			insnbuf[1] = (instr[1] & 0xf0) | (br[1] & 0x0f);
+			if (br[0] == 0x47) {
+				/* brcl to b, replace with bc + nopr */
+				insnbuf[2] = br[2];
+				insnbuf[3] = br[3];
+			} else {
+				/* brcl to br, replace with bcr + nop */
+			}
 			break;
 		case BRASL_EXPOLINE:
-			/* brasl to thunk, replace with basr + nop */
-			insnbuf[0] = 0x0d;
 			insnbuf[1] = (instr[1] & 0xf0) | (br[1] & 0x0f);
+			if (br[0] == 0x47) {
+				/* brasl to b, replace with bas + nopr */
+				insnbuf[0] = 0x4d;
+				insnbuf[2] = br[2];
+				insnbuf[3] = br[3];
+			} else {
+				/* brasl to br, replace with basr + nop */
+				insnbuf[0] = 0x0d;
+			}
 			break;
 		}
 
diff --git a/arch/s390/kernel/nospec-sysfs.c b/arch/s390/kernel/nospec-sysfs.c
new file mode 100644
index 0000000..8affad5
--- /dev/null
+++ b/arch/s390/kernel/nospec-sysfs.c
@@ -0,0 +1,21 @@
+// SPDX-License-Identifier: GPL-2.0
+#include <linux/device.h>
+#include <linux/cpu.h>
+#include <asm/facility.h>
+#include <asm/nospec-branch.h>
+
+ssize_t cpu_show_spectre_v1(struct device *dev,
+			    struct device_attribute *attr, char *buf)
+{
+	return sprintf(buf, "Mitigation: __user pointer sanitization\n");
+}
+
+ssize_t cpu_show_spectre_v2(struct device *dev,
+			    struct device_attribute *attr, char *buf)
+{
+	if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable)
+		return sprintf(buf, "Mitigation: execute trampolines\n");
+	if (__test_facility(82, S390_lowcore.alt_stfle_fac_list))
+		return sprintf(buf, "Mitigation: limited branch prediction\n");
+	return sprintf(buf, "Vulnerable\n");
+}
diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c
index 1c9ddd7..0292d68 100644
--- a/arch/s390/kernel/perf_cpum_sf.c
+++ b/arch/s390/kernel/perf_cpum_sf.c
@@ -753,6 +753,10 @@ static int __hw_perf_event_init(struct perf_event *event)
 	 */
 	rate = 0;
 	if (attr->freq) {
+		if (!attr->sample_freq) {
+			err = -EINVAL;
+			goto out;
+		}
 		rate = freq_to_sample_rate(&si, attr->sample_freq);
 		rate = hw_limit_rate(&si, rate);
 		attr->freq = 0;
diff --git a/arch/s390/kernel/reipl.S b/arch/s390/kernel/reipl.S
index 73cc375..7f14adf 100644
--- a/arch/s390/kernel/reipl.S
+++ b/arch/s390/kernel/reipl.S
@@ -7,8 +7,11 @@
 
 #include <linux/linkage.h>
 #include <asm/asm-offsets.h>
+#include <asm/nospec-insn.h>
 #include <asm/sigp.h>
 
+	GEN_BR_THUNK %r9
+
 #
 # Issue "store status" for the current CPU to its prefix page
 # and call passed function afterwards
@@ -67,9 +70,9 @@
 	st	%r4,0(%r1)
 	st	%r5,4(%r1)
 	stg	%r2,8(%r1)
-	lgr	%r1,%r2
+	lgr	%r9,%r2
 	lgr	%r2,%r3
-	br	%r1
+	BR_EX	%r9
 
 	.section .bss
 	.align	8
diff --git a/arch/s390/kernel/swsusp.S b/arch/s390/kernel/swsusp.S
index e991871..a049a7b 100644
--- a/arch/s390/kernel/swsusp.S
+++ b/arch/s390/kernel/swsusp.S
@@ -13,6 +13,7 @@
 #include <asm/ptrace.h>
 #include <asm/thread_info.h>
 #include <asm/asm-offsets.h>
+#include <asm/nospec-insn.h>
 #include <asm/sigp.h>
 
 /*
@@ -24,6 +25,8 @@
  * (see below) in the resume process.
  * This function runs with disabled interrupts.
  */
+	GEN_BR_THUNK %r14
+
 	.section .text
 ENTRY(swsusp_arch_suspend)
 	stmg	%r6,%r15,__SF_GPRS(%r15)
@@ -103,7 +106,7 @@
 	spx	0x318(%r1)
 	lmg	%r6,%r15,STACK_FRAME_OVERHEAD + __SF_GPRS(%r15)
 	lghi	%r2,0
-	br	%r14
+	BR_EX	%r14
 
 /*
  * Restore saved memory image to correct place and restore register context.
@@ -197,11 +200,10 @@
 	larl	%r15,init_thread_union
 	ahi	%r15,1<<(PAGE_SHIFT+THREAD_SIZE_ORDER)
 	larl	%r2,.Lpanic_string
-	larl	%r3,sclp_early_printk
 	lghi	%r1,0
 	sam31
 	sigp	%r1,%r0,SIGP_SET_ARCHITECTURE
-	basr	%r14,%r3
+	brasl	%r14,sclp_early_printk
 	larl	%r3,.Ldisabled_wait_31
 	lpsw	0(%r3)
 4:
@@ -267,7 +269,7 @@
 	/* Return 0 */
 	lmg	%r6,%r15,STACK_FRAME_OVERHEAD + __SF_GPRS(%r15)
 	lghi	%r2,0
-	br	%r14
+	BR_EX	%r14
 
 	.section .data..nosave,"aw",@progbits
 	.align	8
diff --git a/arch/s390/lib/mem.S b/arch/s390/lib/mem.S
index 495c9c4..2311f15 100644
--- a/arch/s390/lib/mem.S
+++ b/arch/s390/lib/mem.S
@@ -7,6 +7,9 @@
 
 #include <linux/linkage.h>
 #include <asm/export.h>
+#include <asm/nospec-insn.h>
+
+	GEN_BR_THUNK %r14
 
 /*
  * void *memmove(void *dest, const void *src, size_t n)
@@ -33,14 +36,14 @@
 .Lmemmove_forward_remainder:
 	larl	%r5,.Lmemmove_mvc
 	ex	%r4,0(%r5)
-	br	%r14
+	BR_EX	%r14
 .Lmemmove_reverse:
 	ic	%r0,0(%r4,%r3)
 	stc	%r0,0(%r4,%r1)
 	brctg	%r4,.Lmemmove_reverse
 	ic	%r0,0(%r4,%r3)
 	stc	%r0,0(%r4,%r1)
-	br	%r14
+	BR_EX	%r14
 .Lmemmove_mvc:
 	mvc	0(1,%r1),0(%r3)
 EXPORT_SYMBOL(memmove)
@@ -77,7 +80,7 @@
 .Lmemset_clear_remainder:
 	larl	%r3,.Lmemset_xc
 	ex	%r4,0(%r3)
-	br	%r14
+	BR_EX	%r14
 .Lmemset_fill:
 	cghi	%r4,1
 	lgr	%r1,%r2
@@ -95,10 +98,10 @@
 	stc	%r3,0(%r1)
 	larl	%r5,.Lmemset_mvc
 	ex	%r4,0(%r5)
-	br	%r14
+	BR_EX	%r14
 .Lmemset_fill_exit:
 	stc	%r3,0(%r1)
-	br	%r14
+	BR_EX	%r14
 .Lmemset_xc:
 	xc	0(1,%r1),0(%r1)
 .Lmemset_mvc:
@@ -121,7 +124,7 @@
 .Lmemcpy_remainder:
 	larl	%r5,.Lmemcpy_mvc
 	ex	%r4,0(%r5)
-	br	%r14
+	BR_EX	%r14
 .Lmemcpy_loop:
 	mvc	0(256,%r1),0(%r3)
 	la	%r1,256(%r1)
@@ -159,10 +162,10 @@
 	\insn	%r3,0(%r1)
 	larl	%r5,.L__memset_mvc\bits
 	ex	%r4,0(%r5)
-	br	%r14
+	BR_EX	%r14
 .L__memset_exit\bits:
 	\insn	%r3,0(%r2)
-	br	%r14
+	BR_EX	%r14
 .L__memset_mvc\bits:
 	mvc	\bytes(1,%r1),0(%r1)
 .endm
diff --git a/arch/s390/net/bpf_jit.S b/arch/s390/net/bpf_jit.S
index 25bb464..9f79486 100644
--- a/arch/s390/net/bpf_jit.S
+++ b/arch/s390/net/bpf_jit.S
@@ -9,6 +9,7 @@
  */
 
 #include <linux/linkage.h>
+#include <asm/nospec-insn.h>
 #include "bpf_jit.h"
 
 /*
@@ -54,7 +55,7 @@
 	clg	%r3,STK_OFF_HLEN(%r15);	/* Offset + SIZE > hlen? */	\
 	jh	sk_load_##NAME##_slow;					\
 	LOAD	%r14,-SIZE(%r3,%r12);	/* Get data from skb */		\
-	b	OFF_OK(%r6);		/* Return */			\
+	B_EX	OFF_OK,%r6;		/* Return */			\
 									\
 sk_load_##NAME##_slow:;							\
 	lgr	%r2,%r7;		/* Arg1 = skb pointer */	\
@@ -64,11 +65,14 @@
 	brasl	%r14,skb_copy_bits;	/* Get data from skb */		\
 	LOAD	%r14,STK_OFF_TMP(%r15);	/* Load from temp bufffer */	\
 	ltgr	%r2,%r2;		/* Set cc to (%r2 != 0) */	\
-	br	%r6;			/* Return */
+	BR_EX	%r6;			/* Return */
 
 sk_load_common(word, 4, llgf)	/* r14 = *(u32 *) (skb->data+offset) */
 sk_load_common(half, 2, llgh)	/* r14 = *(u16 *) (skb->data+offset) */
 
+	GEN_BR_THUNK %r6
+	GEN_B_THUNK OFF_OK,%r6
+
 /*
  * Load 1 byte from SKB (optimized version)
  */
@@ -80,7 +84,7 @@
 	clg	%r3,STK_OFF_HLEN(%r15)	# Offset >= hlen?
 	jnl	sk_load_byte_slow
 	llgc	%r14,0(%r3,%r12)	# Get byte from skb
-	b	OFF_OK(%r6)		# Return OK
+	B_EX	OFF_OK,%r6		# Return OK
 
 sk_load_byte_slow:
 	lgr	%r2,%r7			# Arg1 = skb pointer
@@ -90,7 +94,7 @@
 	brasl	%r14,skb_copy_bits	# Get data from skb
 	llgc	%r14,STK_OFF_TMP(%r15)	# Load result from temp buffer
 	ltgr	%r2,%r2			# Set cc to (%r2 != 0)
-	br	%r6			# Return cc
+	BR_EX	%r6			# Return cc
 
 #define sk_negative_common(NAME, SIZE, LOAD)				\
 sk_load_##NAME##_slow_neg:;						\
@@ -104,7 +108,7 @@
 	jz	bpf_error;						\
 	LOAD	%r14,0(%r2);		/* Get data from pointer */	\
 	xr	%r3,%r3;		/* Set cc to zero */		\
-	br	%r6;			/* Return cc */
+	BR_EX	%r6;			/* Return cc */
 
 sk_negative_common(word, 4, llgf)
 sk_negative_common(half, 2, llgh)
@@ -113,4 +117,4 @@
 bpf_error:
 # force a return 0 from jit handler
 	ltgr	%r15,%r15	# Set condition code
-	br	%r6
+	BR_EX	%r6
diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c
index 78a19c9..dd2bcf0 100644
--- a/arch/s390/net/bpf_jit_comp.c
+++ b/arch/s390/net/bpf_jit_comp.c
@@ -25,6 +25,8 @@
 #include <linux/bpf.h>
 #include <asm/cacheflush.h>
 #include <asm/dis.h>
+#include <asm/facility.h>
+#include <asm/nospec-branch.h>
 #include <asm/set_memory.h>
 #include "bpf_jit.h"
 
@@ -41,6 +43,8 @@ struct bpf_jit {
 	int base_ip;		/* Base address for literal pool */
 	int ret0_ip;		/* Address of return 0 */
 	int exit_ip;		/* Address of exit */
+	int r1_thunk_ip;	/* Address of expoline thunk for 'br %r1' */
+	int r14_thunk_ip;	/* Address of expoline thunk for 'br %r14' */
 	int tail_call_start;	/* Tail call start offset */
 	int labels[1];		/* Labels for local jumps */
 };
@@ -250,6 +254,19 @@ static inline void reg_set_seen(struct bpf_jit *jit, u32 b1)
 	REG_SET_SEEN(b2);					\
 })
 
+#define EMIT6_PCREL_RILB(op, b, target)				\
+({								\
+	int rel = (target - jit->prg) / 2;			\
+	_EMIT6(op | reg_high(b) << 16 | rel >> 16, rel & 0xffff);	\
+	REG_SET_SEEN(b);					\
+})
+
+#define EMIT6_PCREL_RIL(op, target)				\
+({								\
+	int rel = (target - jit->prg) / 2;			\
+	_EMIT6(op | rel >> 16, rel & 0xffff);			\
+})
+
 #define _EMIT6_IMM(op, imm)					\
 ({								\
 	unsigned int __imm = (imm);				\
@@ -469,8 +486,45 @@ static void bpf_jit_epilogue(struct bpf_jit *jit, u32 stack_depth)
 	EMIT4(0xb9040000, REG_2, BPF_REG_0);
 	/* Restore registers */
 	save_restore_regs(jit, REGS_RESTORE, stack_depth);
+	if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable) {
+		jit->r14_thunk_ip = jit->prg;
+		/* Generate __s390_indirect_jump_r14 thunk */
+		if (test_facility(35)) {
+			/* exrl %r0,.+10 */
+			EMIT6_PCREL_RIL(0xc6000000, jit->prg + 10);
+		} else {
+			/* larl %r1,.+14 */
+			EMIT6_PCREL_RILB(0xc0000000, REG_1, jit->prg + 14);
+			/* ex 0,0(%r1) */
+			EMIT4_DISP(0x44000000, REG_0, REG_1, 0);
+		}
+		/* j . */
+		EMIT4_PCREL(0xa7f40000, 0);
+	}
 	/* br %r14 */
 	_EMIT2(0x07fe);
+
+	if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable &&
+	    (jit->seen & SEEN_FUNC)) {
+		jit->r1_thunk_ip = jit->prg;
+		/* Generate __s390_indirect_jump_r1 thunk */
+		if (test_facility(35)) {
+			/* exrl %r0,.+10 */
+			EMIT6_PCREL_RIL(0xc6000000, jit->prg + 10);
+			/* j . */
+			EMIT4_PCREL(0xa7f40000, 0);
+			/* br %r1 */
+			_EMIT2(0x07f1);
+		} else {
+			/* larl %r1,.+14 */
+			EMIT6_PCREL_RILB(0xc0000000, REG_1, jit->prg + 14);
+			/* ex 0,S390_lowcore.br_r1_tampoline */
+			EMIT4_DISP(0x44000000, REG_0, REG_0,
+				   offsetof(struct lowcore, br_r1_trampoline));
+			/* j . */
+			EMIT4_PCREL(0xa7f40000, 0);
+		}
+	}
 }
 
 /*
@@ -966,8 +1020,13 @@ static noinline int bpf_jit_insn(struct bpf_jit *jit, struct bpf_prog *fp, int i
 		/* lg %w1,<d(imm)>(%l) */
 		EMIT6_DISP_LH(0xe3000000, 0x0004, REG_W1, REG_0, REG_L,
 			      EMIT_CONST_U64(func));
-		/* basr %r14,%w1 */
-		EMIT2(0x0d00, REG_14, REG_W1);
+		if (IS_ENABLED(CC_USING_EXPOLINE) && !nospec_disable) {
+			/* brasl %r14,__s390_indirect_jump_r1 */
+			EMIT6_PCREL_RILB(0xc0050000, REG_14, jit->r1_thunk_ip);
+		} else {
+			/* basr %r14,%w1 */
+			EMIT2(0x0d00, REG_14, REG_W1);
+		}
 		/* lgr %b0,%r2: load return value into %b0 */
 		EMIT4(0xb9040000, BPF_REG_0, REG_2);
 		if ((jit->seen & SEEN_SKB) &&
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 97fe293..1851eae 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -9,6 +9,7 @@
 	select HAVE_IDE if HAS_IOPORT_MAP
 	select HAVE_MEMBLOCK
 	select HAVE_MEMBLOCK_NODE_MAP
+	select NO_BOOTMEM
 	select ARCH_DISCARD_MEMBLOCK
 	select HAVE_OPROFILE
 	select HAVE_GENERIC_DMA_COHERENT
diff --git a/arch/sh/kernel/cpu/sh2/probe.c b/arch/sh/kernel/cpu/sh2/probe.c
index 4205f6d..a5bd036 100644
--- a/arch/sh/kernel/cpu/sh2/probe.c
+++ b/arch/sh/kernel/cpu/sh2/probe.c
@@ -43,7 +43,11 @@ void __ref cpu_probe(void)
 #endif
 
 #if defined(CONFIG_CPU_J2)
+#if defined(CONFIG_SMP)
 	unsigned cpu = hard_smp_processor_id();
+#else
+	unsigned cpu = 0;
+#endif
 	if (cpu == 0) of_scan_flat_dt(scan_cache, NULL);
 	if (j2_ccr_base) __raw_writel(0x80000303, j2_ccr_base + 4*cpu);
 	if (cpu != 0) return;
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index d34e998..c286cf5 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -11,7 +11,6 @@
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/initrd.h>
-#include <linux/bootmem.h>
 #include <linux/console.h>
 #include <linux/root_dev.h>
 #include <linux/utsname.h>
diff --git a/arch/sh/mm/consistent.c b/arch/sh/mm/consistent.c
index 8ce9869..f1b4469 100644
--- a/arch/sh/mm/consistent.c
+++ b/arch/sh/mm/consistent.c
@@ -59,7 +59,9 @@ void *dma_generic_alloc_coherent(struct device *dev, size_t size,
 
 	split_page(pfn_to_page(virt_to_phys(ret) >> PAGE_SHIFT), order);
 
-	*dma_handle = virt_to_phys(ret) - PFN_PHYS(dev->dma_pfn_offset);
+	*dma_handle = virt_to_phys(ret);
+	if (!WARN_ON(!dev))
+		*dma_handle -= PFN_PHYS(dev->dma_pfn_offset);
 
 	return ret_nocache;
 }
@@ -69,9 +71,12 @@ void dma_generic_free_coherent(struct device *dev, size_t size,
 			       unsigned long attrs)
 {
 	int order = get_order(size);
-	unsigned long pfn = (dma_handle >> PAGE_SHIFT) + dev->dma_pfn_offset;
+	unsigned long pfn = dma_handle >> PAGE_SHIFT;
 	int k;
 
+	if (!WARN_ON(!dev))
+		pfn += dev->dma_pfn_offset;
+
 	for (k = 0; k < (1 << order); k++)
 		__free_pages(pfn_to_page(pfn + k), 0);
 
@@ -143,7 +148,7 @@ int __init platform_resource_setup_memory(struct platform_device *pdev,
 	if (!memsize)
 		return 0;
 
-	buf = dma_alloc_coherent(NULL, memsize, &dma_handle, GFP_KERNEL);
+	buf = dma_alloc_coherent(&pdev->dev, memsize, &dma_handle, GFP_KERNEL);
 	if (!buf) {
 		pr_warning("%s: unable to allocate memory\n", name);
 		return -ENOMEM;
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index ce0bbaa..4034035 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -211,59 +211,15 @@ void __init allocate_pgdat(unsigned int nid)
 
 	NODE_DATA(nid) = __va(phys);
 	memset(NODE_DATA(nid), 0, sizeof(struct pglist_data));
-
-	NODE_DATA(nid)->bdata = &bootmem_node_data[nid];
 #endif
 
 	NODE_DATA(nid)->node_start_pfn = start_pfn;
 	NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn;
 }
 
-static void __init bootmem_init_one_node(unsigned int nid)
-{
-	unsigned long total_pages, paddr;
-	unsigned long end_pfn;
-	struct pglist_data *p;
-
-	p = NODE_DATA(nid);
-
-	/* Nothing to do.. */
-	if (!p->node_spanned_pages)
-		return;
-
-	end_pfn = pgdat_end_pfn(p);
-
-	total_pages = bootmem_bootmap_pages(p->node_spanned_pages);
-
-	paddr = memblock_alloc(total_pages << PAGE_SHIFT, PAGE_SIZE);
-	if (!paddr)
-		panic("Can't allocate bootmap for nid[%d]\n", nid);
-
-	init_bootmem_node(p, paddr >> PAGE_SHIFT, p->node_start_pfn, end_pfn);
-
-	free_bootmem_with_active_regions(nid, end_pfn);
-
-	/*
-	 * XXX Handle initial reservations for the system memory node
-	 * only for the moment, we'll refactor this later for handling
-	 * reservations in other nodes.
-	 */
-	if (nid == 0) {
-		struct memblock_region *reg;
-
-		/* Reserve the sections we're already using. */
-		for_each_memblock(reserved, reg) {
-			reserve_bootmem(reg->base, reg->size, BOOTMEM_DEFAULT);
-		}
-	}
-
-	sparse_memory_present_with_active_regions(nid);
-}
-
 static void __init do_init_bootmem(void)
 {
 	struct memblock_region *reg;
-	int i;
 
 	/* Add active regions with valid PFNs. */
 	for_each_memblock(memory, reg) {
@@ -279,9 +235,12 @@ static void __init do_init_bootmem(void)
 
 	plat_mem_setup();
 
-	for_each_online_node(i)
-		bootmem_init_one_node(i);
+	for_each_memblock(memory, reg) {
+		int nid = memblock_get_region_node(reg);
 
+		memory_present(nid, memblock_region_memory_base_pfn(reg),
+			memblock_region_memory_end_pfn(reg));
+	}
 	sparse_init();
 }
 
@@ -322,7 +281,6 @@ void __init paging_init(void)
 {
 	unsigned long max_zone_pfns[MAX_NR_ZONES];
 	unsigned long vaddr, end;
-	int nid;
 
 	sh_mv.mv_mem_init();
 
@@ -377,21 +335,7 @@ void __init paging_init(void)
 	kmap_coherent_init();
 
 	memset(max_zone_pfns, 0, sizeof(max_zone_pfns));
-
-	for_each_online_node(nid) {
-		pg_data_t *pgdat = NODE_DATA(nid);
-		unsigned long low, start_pfn;
-
-		start_pfn = pgdat->bdata->node_min_pfn;
-		low = pgdat->bdata->node_low_pfn;
-
-		if (max_zone_pfns[ZONE_NORMAL] < low)
-			max_zone_pfns[ZONE_NORMAL] = low;
-
-		printk("Node %u: start_pfn = 0x%lx, low = 0x%lx\n",
-		       nid, start_pfn, low);
-	}
-
+	max_zone_pfns[ZONE_NORMAL] = max_low_pfn;
 	free_area_init_nodes(max_zone_pfns);
 }
 
diff --git a/arch/sh/mm/numa.c b/arch/sh/mm/numa.c
index 05713d1..830e8b3 100644
--- a/arch/sh/mm/numa.c
+++ b/arch/sh/mm/numa.c
@@ -8,7 +8,6 @@
  * for more details.
  */
 #include <linux/module.h>
-#include <linux/bootmem.h>
 #include <linux/memblock.h>
 #include <linux/mm.h>
 #include <linux/numa.h>
@@ -26,9 +25,7 @@ EXPORT_SYMBOL_GPL(node_data);
  */
 void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end)
 {
-	unsigned long bootmap_pages;
 	unsigned long start_pfn, end_pfn;
-	unsigned long bootmem_paddr;
 
 	/* Don't allow bogus node assignment */
 	BUG_ON(nid >= MAX_NUMNODES || nid <= 0);
@@ -48,25 +45,9 @@ void __init setup_bootmem_node(int nid, unsigned long start, unsigned long end)
 					     SMP_CACHE_BYTES, end));
 	memset(NODE_DATA(nid), 0, sizeof(struct pglist_data));
 
-	NODE_DATA(nid)->bdata = &bootmem_node_data[nid];
 	NODE_DATA(nid)->node_start_pfn = start_pfn;
 	NODE_DATA(nid)->node_spanned_pages = end_pfn - start_pfn;
 
-	/* Node-local bootmap */
-	bootmap_pages = bootmem_bootmap_pages(end_pfn - start_pfn);
-	bootmem_paddr = memblock_alloc_base(bootmap_pages << PAGE_SHIFT,
-				       PAGE_SIZE, end);
-	init_bootmem_node(NODE_DATA(nid), bootmem_paddr >> PAGE_SHIFT,
-			  start_pfn, end_pfn);
-
-	free_bootmem_with_active_regions(nid, end_pfn);
-
-	/* Reserve the pgdat and bootmap space with the bootmem allocator */
-	reserve_bootmem_node(NODE_DATA(nid), start_pfn << PAGE_SHIFT,
-			     sizeof(struct pglist_data), BOOTMEM_DEFAULT);
-	reserve_bootmem_node(NODE_DATA(nid), bootmem_paddr,
-			     bootmap_pages << PAGE_SHIFT, BOOTMEM_DEFAULT);
-
 	/* It's up */
 	node_set_online(nid);
 
diff --git a/arch/x86/entry/vdso/vdso32/vdso-fakesections.c b/arch/x86/entry/vdso/vdso32/vdso-fakesections.c
deleted file mode 100644
index 541468e..0000000
--- a/arch/x86/entry/vdso/vdso32/vdso-fakesections.c
+++ /dev/null
@@ -1 +0,0 @@
-#include "../vdso-fakesections.c"
diff --git a/arch/x86/events/core.c b/arch/x86/events/core.c
index a6006e7..45b2b1c 100644
--- a/arch/x86/events/core.c
+++ b/arch/x86/events/core.c
@@ -27,6 +27,7 @@
 #include <linux/cpu.h>
 #include <linux/bitops.h>
 #include <linux/device.h>
+#include <linux/nospec.h>
 
 #include <asm/apic.h>
 #include <asm/stacktrace.h>
@@ -304,17 +305,20 @@ set_ext_hw_attr(struct hw_perf_event *hwc, struct perf_event *event)
 
 	config = attr->config;
 
-	cache_type = (config >>  0) & 0xff;
+	cache_type = (config >> 0) & 0xff;
 	if (cache_type >= PERF_COUNT_HW_CACHE_MAX)
 		return -EINVAL;
+	cache_type = array_index_nospec(cache_type, PERF_COUNT_HW_CACHE_MAX);
 
 	cache_op = (config >>  8) & 0xff;
 	if (cache_op >= PERF_COUNT_HW_CACHE_OP_MAX)
 		return -EINVAL;
+	cache_op = array_index_nospec(cache_op, PERF_COUNT_HW_CACHE_OP_MAX);
 
 	cache_result = (config >> 16) & 0xff;
 	if (cache_result >= PERF_COUNT_HW_CACHE_RESULT_MAX)
 		return -EINVAL;
+	cache_result = array_index_nospec(cache_result, PERF_COUNT_HW_CACHE_RESULT_MAX);
 
 	val = hw_cache_event_ids[cache_type][cache_op][cache_result];
 
@@ -421,6 +425,8 @@ int x86_setup_perfctr(struct perf_event *event)
 	if (attr->config >= x86_pmu.max_events)
 		return -EINVAL;
 
+	attr->config = array_index_nospec((unsigned long)attr->config, x86_pmu.max_events);
+
 	/*
 	 * The generic map:
 	 */
diff --git a/arch/x86/events/intel/cstate.c b/arch/x86/events/intel/cstate.c
index 9aca448..9f8084f 100644
--- a/arch/x86/events/intel/cstate.c
+++ b/arch/x86/events/intel/cstate.c
@@ -92,6 +92,7 @@
 #include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/perf_event.h>
+#include <linux/nospec.h>
 #include <asm/cpu_device_id.h>
 #include <asm/intel-family.h>
 #include "../perf_event.h"
@@ -302,6 +303,7 @@ static int cstate_pmu_event_init(struct perf_event *event)
 	} else if (event->pmu == &cstate_pkg_pmu) {
 		if (cfg >= PERF_CSTATE_PKG_EVENT_MAX)
 			return -EINVAL;
+		cfg = array_index_nospec((unsigned long)cfg, PERF_CSTATE_PKG_EVENT_MAX);
 		if (!pkg_msr[cfg].attr)
 			return -EINVAL;
 		event->hw.event_base = pkg_msr[cfg].msr;
diff --git a/arch/x86/events/msr.c b/arch/x86/events/msr.c
index e7edf19..b4771a6 100644
--- a/arch/x86/events/msr.c
+++ b/arch/x86/events/msr.c
@@ -1,5 +1,6 @@
 // SPDX-License-Identifier: GPL-2.0
 #include <linux/perf_event.h>
+#include <linux/nospec.h>
 #include <asm/intel-family.h>
 
 enum perf_msr_id {
@@ -158,9 +159,6 @@ static int msr_event_init(struct perf_event *event)
 	if (event->attr.type != event->pmu->type)
 		return -ENOENT;
 
-	if (cfg >= PERF_MSR_EVENT_MAX)
-		return -EINVAL;
-
 	/* unsupported modes and filters */
 	if (event->attr.exclude_user   ||
 	    event->attr.exclude_kernel ||
@@ -171,6 +169,11 @@ static int msr_event_init(struct perf_event *event)
 	    event->attr.sample_period) /* no sampling */
 		return -EINVAL;
 
+	if (cfg >= PERF_MSR_EVENT_MAX)
+		return -EINVAL;
+
+	cfg = array_index_nospec((unsigned long)cfg, PERF_MSR_EVENT_MAX);
+
 	if (!msr[cfg].attr)
 		return -EINVAL;
 
diff --git a/arch/x86/include/uapi/asm/kvm_para.h b/arch/x86/include/uapi/asm/kvm_para.h
index 4c851eb..0ede697 100644
--- a/arch/x86/include/uapi/asm/kvm_para.h
+++ b/arch/x86/include/uapi/asm/kvm_para.h
@@ -29,7 +29,7 @@
 #define KVM_FEATURE_PV_TLB_FLUSH	9
 #define KVM_FEATURE_ASYNC_PF_VMEXIT	10
 
-#define KVM_HINTS_DEDICATED      0
+#define KVM_HINTS_REALTIME      0
 
 /* The last 8 bits are used to indicate how to interpret the flags field
  * in pvclock structure. If no bits are set, all flags are ignored.
diff --git a/arch/x86/kernel/amd_nb.c b/arch/x86/kernel/amd_nb.c
index c88e0b1..b481b95 100644
--- a/arch/x86/kernel/amd_nb.c
+++ b/arch/x86/kernel/amd_nb.c
@@ -14,8 +14,11 @@
 #include <asm/amd_nb.h>
 
 #define PCI_DEVICE_ID_AMD_17H_ROOT	0x1450
+#define PCI_DEVICE_ID_AMD_17H_M10H_ROOT	0x15d0
 #define PCI_DEVICE_ID_AMD_17H_DF_F3	0x1463
 #define PCI_DEVICE_ID_AMD_17H_DF_F4	0x1464
+#define PCI_DEVICE_ID_AMD_17H_M10H_DF_F3 0x15eb
+#define PCI_DEVICE_ID_AMD_17H_M10H_DF_F4 0x15ec
 
 /* Protect the PCI config register pairs used for SMN and DF indirect access. */
 static DEFINE_MUTEX(smn_mutex);
@@ -24,6 +27,7 @@ static u32 *flush_words;
 
 static const struct pci_device_id amd_root_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_ROOT) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_ROOT) },
 	{}
 };
 
@@ -39,6 +43,7 @@ const struct pci_device_id amd_nb_misc_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F3) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F3) },
 	{}
 };
@@ -51,6 +56,7 @@ static const struct pci_device_id amd_nb_link_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_NB_F4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_DF_F4) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_CNB17H_F4) },
 	{}
 };
diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c
index 7867417..5b2300b 100644
--- a/arch/x86/kernel/kvm.c
+++ b/arch/x86/kernel/kvm.c
@@ -457,7 +457,7 @@ static void __init sev_map_percpu_data(void)
 static void __init kvm_smp_prepare_cpus(unsigned int max_cpus)
 {
 	native_smp_prepare_cpus(max_cpus);
-	if (kvm_para_has_hint(KVM_HINTS_DEDICATED))
+	if (kvm_para_has_hint(KVM_HINTS_REALTIME))
 		static_branch_disable(&virt_spin_lock_key);
 }
 
@@ -553,7 +553,7 @@ static void __init kvm_guest_init(void)
 	}
 
 	if (kvm_para_has_feature(KVM_FEATURE_PV_TLB_FLUSH) &&
-	    !kvm_para_has_hint(KVM_HINTS_DEDICATED) &&
+	    !kvm_para_has_hint(KVM_HINTS_REALTIME) &&
 	    kvm_para_has_feature(KVM_FEATURE_STEAL_TIME))
 		pv_mmu_ops.flush_tlb_others = kvm_flush_tlb_others;
 
@@ -649,7 +649,7 @@ static __init int kvm_setup_pv_tlb_flush(void)
 	int cpu;
 
 	if (kvm_para_has_feature(KVM_FEATURE_PV_TLB_FLUSH) &&
-	    !kvm_para_has_hint(KVM_HINTS_DEDICATED) &&
+	    !kvm_para_has_hint(KVM_HINTS_REALTIME) &&
 	    kvm_para_has_feature(KVM_FEATURE_STEAL_TIME)) {
 		for_each_possible_cpu(cpu) {
 			zalloc_cpumask_var_node(per_cpu_ptr(&__pv_tlb_mask, cpu),
@@ -745,7 +745,7 @@ void __init kvm_spinlock_init(void)
 	if (!kvm_para_has_feature(KVM_FEATURE_PV_UNHALT))
 		return;
 
-	if (kvm_para_has_hint(KVM_HINTS_DEDICATED))
+	if (kvm_para_has_hint(KVM_HINTS_REALTIME))
 		return;
 
 	__pv_init_lock_hash();
diff --git a/arch/x86/kvm/hyperv.c b/arch/x86/kvm/hyperv.c
index 98618e3..5708e95 100644
--- a/arch/x86/kvm/hyperv.c
+++ b/arch/x86/kvm/hyperv.c
@@ -1265,7 +1265,7 @@ static int kvm_hv_hypercall_complete_userspace(struct kvm_vcpu *vcpu)
 	struct kvm_run *run = vcpu->run;
 
 	kvm_hv_hypercall_set_result(vcpu, run->hyperv.u.hcall.result);
-	return 1;
+	return kvm_skip_emulated_instruction(vcpu);
 }
 
 static u16 kvm_hvcall_signal_event(struct kvm_vcpu *vcpu, bool fast, u64 param)
@@ -1296,8 +1296,10 @@ static u16 kvm_hvcall_signal_event(struct kvm_vcpu *vcpu, bool fast, u64 param)
 	if (param & ~KVM_HYPERV_CONN_ID_MASK)
 		return HV_STATUS_INVALID_HYPERCALL_INPUT;
 
-	/* conn_to_evt is protected by vcpu->kvm->srcu */
+	/* the eventfd is protected by vcpu->kvm->srcu, but conn_to_evt isn't */
+	rcu_read_lock();
 	eventfd = idr_find(&vcpu->kvm->arch.hyperv.conn_to_evt, param);
+	rcu_read_unlock();
 	if (!eventfd)
 		return HV_STATUS_INVALID_PORT_ID;
 
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index c766880..3f16965 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -1494,6 +1494,12 @@ static inline bool cpu_has_vmx_vmfunc(void)
 		SECONDARY_EXEC_ENABLE_VMFUNC;
 }
 
+static bool vmx_umip_emulated(void)
+{
+	return vmcs_config.cpu_based_2nd_exec_ctrl &
+		SECONDARY_EXEC_DESC;
+}
+
 static inline bool report_flexpriority(void)
 {
 	return flexpriority_enabled;
@@ -4761,14 +4767,16 @@ static int vmx_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4)
 	else
 		hw_cr4 |= KVM_PMODE_VM_CR4_ALWAYS_ON;
 
-	if ((cr4 & X86_CR4_UMIP) && !boot_cpu_has(X86_FEATURE_UMIP)) {
-		vmcs_set_bits(SECONDARY_VM_EXEC_CONTROL,
-			      SECONDARY_EXEC_DESC);
-		hw_cr4 &= ~X86_CR4_UMIP;
-	} else if (!is_guest_mode(vcpu) ||
-	           !nested_cpu_has2(get_vmcs12(vcpu), SECONDARY_EXEC_DESC))
-		vmcs_clear_bits(SECONDARY_VM_EXEC_CONTROL,
+	if (!boot_cpu_has(X86_FEATURE_UMIP) && vmx_umip_emulated()) {
+		if (cr4 & X86_CR4_UMIP) {
+			vmcs_set_bits(SECONDARY_VM_EXEC_CONTROL,
 				SECONDARY_EXEC_DESC);
+			hw_cr4 &= ~X86_CR4_UMIP;
+		} else if (!is_guest_mode(vcpu) ||
+			!nested_cpu_has2(get_vmcs12(vcpu), SECONDARY_EXEC_DESC))
+			vmcs_clear_bits(SECONDARY_VM_EXEC_CONTROL,
+					SECONDARY_EXEC_DESC);
+	}
 
 	if (cr4 & X86_CR4_VMXE) {
 		/*
@@ -9497,12 +9505,6 @@ static bool vmx_xsaves_supported(void)
 		SECONDARY_EXEC_XSAVES;
 }
 
-static bool vmx_umip_emulated(void)
-{
-	return vmcs_config.cpu_based_2nd_exec_ctrl &
-		SECONDARY_EXEC_DESC;
-}
-
 static void vmx_recover_nmi_blocking(struct vcpu_vmx *vmx)
 {
 	u32 exit_intr_info;
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 51ecd38..59371de 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -114,7 +114,7 @@ module_param(ignore_msrs, bool, S_IRUGO | S_IWUSR);
 static bool __read_mostly report_ignored_msrs = true;
 module_param(report_ignored_msrs, bool, S_IRUGO | S_IWUSR);
 
-unsigned int min_timer_period_us = 500;
+unsigned int min_timer_period_us = 200;
 module_param(min_timer_period_us, uint, S_IRUGO | S_IWUSR);
 
 static bool __read_mostly kvmclock_periodic_sync = true;
@@ -843,7 +843,10 @@ EXPORT_SYMBOL_GPL(kvm_set_cr4);
 int kvm_set_cr3(struct kvm_vcpu *vcpu, unsigned long cr3)
 {
 #ifdef CONFIG_X86_64
-	cr3 &= ~CR3_PCID_INVD;
+	bool pcid_enabled = kvm_read_cr4_bits(vcpu, X86_CR4_PCIDE);
+
+	if (pcid_enabled)
+		cr3 &= ~CR3_PCID_INVD;
 #endif
 
 	if (cr3 == kvm_read_cr3(vcpu) && !pdptrs_changed(vcpu)) {
@@ -6671,12 +6674,13 @@ void kvm_vcpu_deactivate_apicv(struct kvm_vcpu *vcpu)
 int kvm_emulate_hypercall(struct kvm_vcpu *vcpu)
 {
 	unsigned long nr, a0, a1, a2, a3, ret;
-	int op_64_bit, r;
+	int op_64_bit;
 
-	r = kvm_skip_emulated_instruction(vcpu);
-
-	if (kvm_hv_hypercall_enabled(vcpu->kvm))
-		return kvm_hv_hypercall(vcpu);
+	if (kvm_hv_hypercall_enabled(vcpu->kvm)) {
+		if (!kvm_hv_hypercall(vcpu))
+			return 0;
+		goto out;
+	}
 
 	nr = kvm_register_read(vcpu, VCPU_REGS_RAX);
 	a0 = kvm_register_read(vcpu, VCPU_REGS_RBX);
@@ -6697,7 +6701,7 @@ int kvm_emulate_hypercall(struct kvm_vcpu *vcpu)
 
 	if (kvm_x86_ops->get_cpl(vcpu) != 0) {
 		ret = -KVM_EPERM;
-		goto out;
+		goto out_error;
 	}
 
 	switch (nr) {
@@ -6717,12 +6721,14 @@ int kvm_emulate_hypercall(struct kvm_vcpu *vcpu)
 		ret = -KVM_ENOSYS;
 		break;
 	}
-out:
+out_error:
 	if (!op_64_bit)
 		ret = (u32)ret;
 	kvm_register_write(vcpu, VCPU_REGS_RAX, ret);
+
+out:
 	++vcpu->stat.hypercalls;
-	return r;
+	return kvm_skip_emulated_instruction(vcpu);
 }
 EXPORT_SYMBOL_GPL(kvm_emulate_hypercall);
 
diff --git a/arch/x86/xen/enlighten_hvm.c b/arch/x86/xen/enlighten_hvm.c
index 8268987..19c1ff5 100644
--- a/arch/x86/xen/enlighten_hvm.c
+++ b/arch/x86/xen/enlighten_hvm.c
@@ -65,6 +65,19 @@ static void __init xen_hvm_init_mem_mapping(void)
 {
 	early_memunmap(HYPERVISOR_shared_info, PAGE_SIZE);
 	HYPERVISOR_shared_info = __va(PFN_PHYS(shared_info_pfn));
+
+	/*
+	 * The virtual address of the shared_info page has changed, so
+	 * the vcpu_info pointer for VCPU 0 is now stale.
+	 *
+	 * The prepare_boot_cpu callback will re-initialize it via
+	 * xen_vcpu_setup, but we can't rely on that to be called for
+	 * old Xen versions (xen_have_vector_callback == 0).
+	 *
+	 * It is, in any case, bad to have a stale vcpu_info pointer
+	 * so reset it now.
+	 */
+	xen_vcpu_info_reset(0);
 }
 
 static void __init init_hvm_pv_info(void)
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index d33e7db..2d76106 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -42,13 +42,11 @@ xmaddr_t arbitrary_virt_to_machine(void *vaddr)
 }
 EXPORT_SYMBOL_GPL(arbitrary_virt_to_machine);
 
-static void xen_flush_tlb_all(void)
+static noinline void xen_flush_tlb_all(void)
 {
 	struct mmuext_op *op;
 	struct multicall_space mcs;
 
-	trace_xen_mmu_flush_tlb_all(0);
-
 	preempt_disable();
 
 	mcs = xen_mc_entry(sizeof(*op));
diff --git a/arch/x86/xen/mmu_pv.c b/arch/x86/xen/mmu_pv.c
index 486c0a3..2c30cab 100644
--- a/arch/x86/xen/mmu_pv.c
+++ b/arch/x86/xen/mmu_pv.c
@@ -1310,13 +1310,11 @@ unsigned long xen_read_cr2_direct(void)
 	return this_cpu_read(xen_vcpu_info.arch.cr2);
 }
 
-static void xen_flush_tlb(void)
+static noinline void xen_flush_tlb(void)
 {
 	struct mmuext_op *op;
 	struct multicall_space mcs;
 
-	trace_xen_mmu_flush_tlb(0);
-
 	preempt_disable();
 
 	mcs = xen_mc_entry(sizeof(*op));
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index 1ff1779..6389c88 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -698,7 +698,7 @@ static int ahci_vt8251_hardreset(struct ata_link *link, unsigned int *class,
 
 	DPRINTK("ENTER\n");
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	rc = sata_link_hardreset(link, sata_ehc_deb_timing(&link->eh_context),
 				 deadline, &online, NULL);
@@ -724,7 +724,7 @@ static int ahci_p5wdh_hardreset(struct ata_link *link, unsigned int *class,
 	bool online;
 	int rc;
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	/* clear D2H reception area to properly wait for D2H FIS */
 	ata_tf_init(link->device, &tf);
@@ -788,7 +788,7 @@ static int ahci_avn_hardreset(struct ata_link *link, unsigned int *class,
 
 	DPRINTK("ENTER\n");
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	for (i = 0; i < 2; i++) {
 		u16 val;
diff --git a/drivers/ata/ahci.h b/drivers/ata/ahci.h
index 4356ef1..824bd39 100644
--- a/drivers/ata/ahci.h
+++ b/drivers/ata/ahci.h
@@ -350,7 +350,6 @@ struct ahci_host_priv {
 	u32			em_msg_type;	/* EM message type */
 	bool			got_runtime_pm; /* Did we do pm_runtime_get? */
 	struct clk		*clks[AHCI_MAX_CLKS]; /* Optional */
-	struct reset_control	*rsts;		/* Optional */
 	struct regulator	**target_pwrs;	/* Optional */
 	/*
 	 * If platform uses PHYs. There is a 1:1 relation between the port number and
@@ -366,6 +365,13 @@ struct ahci_host_priv {
 	 * be overridden anytime before the host is activated.
 	 */
 	void			(*start_engine)(struct ata_port *ap);
+	/*
+	 * Optional ahci_stop_engine override, if not set this gets set to the
+	 * default ahci_stop_engine during ahci_save_initial_config, this can
+	 * be overridden anytime before the host is activated.
+	 */
+	int			(*stop_engine)(struct ata_port *ap);
+
 	irqreturn_t 		(*irq_handler)(int irq, void *dev_instance);
 
 	/* only required for per-port MSI(-X) support */
diff --git a/drivers/ata/ahci_mvebu.c b/drivers/ata/ahci_mvebu.c
index de7128d..0045dac 100644
--- a/drivers/ata/ahci_mvebu.c
+++ b/drivers/ata/ahci_mvebu.c
@@ -62,6 +62,60 @@ static void ahci_mvebu_regret_option(struct ahci_host_priv *hpriv)
 	writel(0x80, hpriv->mmio + AHCI_VENDOR_SPECIFIC_0_DATA);
 }
 
+/**
+ * ahci_mvebu_stop_engine
+ *
+ * @ap:	Target ata port
+ *
+ * Errata Ref#226 - SATA Disk HOT swap issue when connected through
+ * Port Multiplier in FIS-based Switching mode.
+ *
+ * To avoid the issue, according to design, the bits[11:8, 0] of
+ * register PxFBS are cleared when Port Command and Status (0x18) bit[0]
+ * changes its value from 1 to 0, i.e. falling edge of Port
+ * Command and Status bit[0] sends PULSE that resets PxFBS
+ * bits[11:8; 0].
+ *
+ * This function is used to override function of "ahci_stop_engine"
+ * from libahci.c by adding the mvebu work around(WA) to save PxFBS
+ * value before the PxCMD ST write of 0, then restore PxFBS value.
+ *
+ * Return: 0 on success; Error code otherwise.
+ */
+int ahci_mvebu_stop_engine(struct ata_port *ap)
+{
+	void __iomem *port_mmio = ahci_port_base(ap);
+	u32 tmp, port_fbs;
+
+	tmp = readl(port_mmio + PORT_CMD);
+
+	/* check if the HBA is idle */
+	if ((tmp & (PORT_CMD_START | PORT_CMD_LIST_ON)) == 0)
+		return 0;
+
+	/* save the port PxFBS register for later restore */
+	port_fbs = readl(port_mmio + PORT_FBS);
+
+	/* setting HBA to idle */
+	tmp &= ~PORT_CMD_START;
+	writel(tmp, port_mmio + PORT_CMD);
+
+	/*
+	 * bit #15 PxCMD signal doesn't clear PxFBS,
+	 * restore the PxFBS register right after clearing the PxCMD ST,
+	 * no need to wait for the PxCMD bit #15.
+	 */
+	writel(port_fbs, port_mmio + PORT_FBS);
+
+	/* wait for engine to stop. This could be as long as 500 msec */
+	tmp = ata_wait_register(ap, port_mmio + PORT_CMD,
+				PORT_CMD_LIST_ON, PORT_CMD_LIST_ON, 1, 500);
+	if (tmp & PORT_CMD_LIST_ON)
+		return -EIO;
+
+	return 0;
+}
+
 #ifdef CONFIG_PM_SLEEP
 static int ahci_mvebu_suspend(struct platform_device *pdev, pm_message_t state)
 {
@@ -112,6 +166,8 @@ static int ahci_mvebu_probe(struct platform_device *pdev)
 	if (rc)
 		return rc;
 
+	hpriv->stop_engine = ahci_mvebu_stop_engine;
+
 	if (of_device_is_compatible(pdev->dev.of_node,
 				    "marvell,armada-380-ahci")) {
 		dram = mv_mbus_dram_info();
diff --git a/drivers/ata/ahci_qoriq.c b/drivers/ata/ahci_qoriq.c
index 2685f28..cfdef4d 100644
--- a/drivers/ata/ahci_qoriq.c
+++ b/drivers/ata/ahci_qoriq.c
@@ -96,7 +96,7 @@ static int ahci_qoriq_hardreset(struct ata_link *link, unsigned int *class,
 
 	DPRINTK("ENTER\n");
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	/*
 	 * There is a errata on ls1021a Rev1.0 and Rev2.0 which is:
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index c2b5941..ad58da7 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -165,7 +165,7 @@ static int xgene_ahci_restart_engine(struct ata_port *ap)
 				    PORT_CMD_ISSUE, 0x0, 1, 100))
 		  return -EBUSY;
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 	ahci_start_fis_rx(ap);
 
 	/*
@@ -421,7 +421,7 @@ static int xgene_ahci_hardreset(struct ata_link *link, unsigned int *class,
 	portrxfis_saved = readl(port_mmio + PORT_FIS_ADDR);
 	portrxfishi_saved = readl(port_mmio + PORT_FIS_ADDR_HI);
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	rc = xgene_ahci_do_hardreset(link, deadline, &online);
 
diff --git a/drivers/ata/libahci.c b/drivers/ata/libahci.c
index 7adcf3c..e5d9097 100644
--- a/drivers/ata/libahci.c
+++ b/drivers/ata/libahci.c
@@ -560,6 +560,9 @@ void ahci_save_initial_config(struct device *dev, struct ahci_host_priv *hpriv)
 	if (!hpriv->start_engine)
 		hpriv->start_engine = ahci_start_engine;
 
+	if (!hpriv->stop_engine)
+		hpriv->stop_engine = ahci_stop_engine;
+
 	if (!hpriv->irq_handler)
 		hpriv->irq_handler = ahci_single_level_irq_intr;
 }
@@ -897,9 +900,10 @@ static void ahci_start_port(struct ata_port *ap)
 static int ahci_deinit_port(struct ata_port *ap, const char **emsg)
 {
 	int rc;
+	struct ahci_host_priv *hpriv = ap->host->private_data;
 
 	/* disable DMA */
-	rc = ahci_stop_engine(ap);
+	rc = hpriv->stop_engine(ap);
 	if (rc) {
 		*emsg = "failed to stop engine";
 		return rc;
@@ -1310,7 +1314,7 @@ int ahci_kick_engine(struct ata_port *ap)
 	int busy, rc;
 
 	/* stop engine */
-	rc = ahci_stop_engine(ap);
+	rc = hpriv->stop_engine(ap);
 	if (rc)
 		goto out_restart;
 
@@ -1549,7 +1553,7 @@ int ahci_do_hardreset(struct ata_link *link, unsigned int *class,
 
 	DPRINTK("ENTER\n");
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	/* clear D2H reception area to properly wait for D2H FIS */
 	ata_tf_init(link->device, &tf);
@@ -2075,14 +2079,14 @@ void ahci_error_handler(struct ata_port *ap)
 
 	if (!(ap->pflags & ATA_PFLAG_FROZEN)) {
 		/* restart engine */
-		ahci_stop_engine(ap);
+		hpriv->stop_engine(ap);
 		hpriv->start_engine(ap);
 	}
 
 	sata_pmp_error_handler(ap);
 
 	if (!ata_dev_enabled(ap->link.device))
-		ahci_stop_engine(ap);
+		hpriv->stop_engine(ap);
 }
 EXPORT_SYMBOL_GPL(ahci_error_handler);
 
@@ -2129,7 +2133,7 @@ static void ahci_set_aggressive_devslp(struct ata_port *ap, bool sleep)
 		return;
 
 	/* set DITO, MDAT, DETO and enable DevSlp, need to stop engine first */
-	rc = ahci_stop_engine(ap);
+	rc = hpriv->stop_engine(ap);
 	if (rc)
 		return;
 
@@ -2189,7 +2193,7 @@ static void ahci_enable_fbs(struct ata_port *ap)
 		return;
 	}
 
-	rc = ahci_stop_engine(ap);
+	rc = hpriv->stop_engine(ap);
 	if (rc)
 		return;
 
@@ -2222,7 +2226,7 @@ static void ahci_disable_fbs(struct ata_port *ap)
 		return;
 	}
 
-	rc = ahci_stop_engine(ap);
+	rc = hpriv->stop_engine(ap);
 	if (rc)
 		return;
 
diff --git a/drivers/ata/libahci_platform.c b/drivers/ata/libahci_platform.c
index 46a7624..30cc8f1 100644
--- a/drivers/ata/libahci_platform.c
+++ b/drivers/ata/libahci_platform.c
@@ -25,7 +25,6 @@
 #include <linux/phy/phy.h>
 #include <linux/pm_runtime.h>
 #include <linux/of_platform.h>
-#include <linux/reset.h>
 #include "ahci.h"
 
 static void ahci_host_stop(struct ata_host *host);
@@ -196,8 +195,7 @@ EXPORT_SYMBOL_GPL(ahci_platform_disable_regulators);
  * following order:
  * 1) Regulator
  * 2) Clocks (through ahci_platform_enable_clks)
- * 3) Resets
- * 4) Phys
+ * 3) Phys
  *
  * If resource enabling fails at any point the previous enabled resources
  * are disabled in reverse order.
@@ -217,19 +215,12 @@ int ahci_platform_enable_resources(struct ahci_host_priv *hpriv)
 	if (rc)
 		goto disable_regulator;
 
-	rc = reset_control_deassert(hpriv->rsts);
+	rc = ahci_platform_enable_phys(hpriv);
 	if (rc)
 		goto disable_clks;
 
-	rc = ahci_platform_enable_phys(hpriv);
-	if (rc)
-		goto disable_resets;
-
 	return 0;
 
-disable_resets:
-	reset_control_assert(hpriv->rsts);
-
 disable_clks:
 	ahci_platform_disable_clks(hpriv);
 
@@ -248,15 +239,12 @@ EXPORT_SYMBOL_GPL(ahci_platform_enable_resources);
  * following order:
  * 1) Phys
  * 2) Clocks (through ahci_platform_disable_clks)
- * 3) Resets
- * 4) Regulator
+ * 3) Regulator
  */
 void ahci_platform_disable_resources(struct ahci_host_priv *hpriv)
 {
 	ahci_platform_disable_phys(hpriv);
 
-	reset_control_assert(hpriv->rsts);
-
 	ahci_platform_disable_clks(hpriv);
 
 	ahci_platform_disable_regulators(hpriv);
@@ -405,12 +393,6 @@ struct ahci_host_priv *ahci_platform_get_resources(struct platform_device *pdev)
 		hpriv->clks[i] = clk;
 	}
 
-	hpriv->rsts = devm_reset_control_array_get_optional_shared(dev);
-	if (IS_ERR(hpriv->rsts)) {
-		rc = PTR_ERR(hpriv->rsts);
-		goto err_out;
-	}
-
 	hpriv->nports = child_nodes = of_get_child_count(dev->of_node);
 
 	/*
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 8bc71ca..68596bd4 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4549,6 +4549,12 @@ static const struct ata_blacklist_entry ata_device_blacklist [] = {
 						ATA_HORKAGE_ZERO_AFTER_TRIM |
 						ATA_HORKAGE_NOLPM, },
 
+	/* This specific Samsung model/firmware-rev does not handle LPM well */
+	{ "SAMSUNG MZMPC128HBFU-000MV", "CXM14M1Q", ATA_HORKAGE_NOLPM, },
+
+	/* Sandisk devices which are known to not handle LPM well */
+	{ "SanDisk SD7UB3Q*G1001",	NULL,	ATA_HORKAGE_NOLPM, },
+
 	/* devices that don't properly handle queued TRIM commands */
 	{ "Micron_M500_*",		NULL,	ATA_HORKAGE_NO_NCQ_TRIM |
 						ATA_HORKAGE_ZERO_AFTER_TRIM, },
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index c016829..513b260b 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -175,8 +175,8 @@ static void ata_eh_handle_port_resume(struct ata_port *ap)
 { }
 #endif /* CONFIG_PM */
 
-static void __ata_ehi_pushv_desc(struct ata_eh_info *ehi, const char *fmt,
-				 va_list args)
+static __printf(2, 0) void __ata_ehi_pushv_desc(struct ata_eh_info *ehi,
+				 const char *fmt, va_list args)
 {
 	ehi->desc_len += vscnprintf(ehi->desc + ehi->desc_len,
 				     ATA_EH_DESC_LEN - ehi->desc_len,
diff --git a/drivers/ata/sata_highbank.c b/drivers/ata/sata_highbank.c
index aafb8cc..e67815b 100644
--- a/drivers/ata/sata_highbank.c
+++ b/drivers/ata/sata_highbank.c
@@ -410,7 +410,7 @@ static int ahci_highbank_hardreset(struct ata_link *link, unsigned int *class,
 	int rc;
 	int retry = 100;
 
-	ahci_stop_engine(ap);
+	hpriv->stop_engine(ap);
 
 	/* clear D2H reception area to properly wait for D2H FIS */
 	ata_tf_init(link->device, &tf);
diff --git a/drivers/ata/sata_sil24.c b/drivers/ata/sata_sil24.c
index 4b1995e..010ca10 100644
--- a/drivers/ata/sata_sil24.c
+++ b/drivers/ata/sata_sil24.c
@@ -285,13 +285,13 @@ static const struct sil24_cerr_info {
 	[PORT_CERR_INCONSISTENT] = { AC_ERR_HSM, ATA_EH_RESET,
 				     "protocol mismatch" },
 	[PORT_CERR_DIRECTION]	= { AC_ERR_HSM, ATA_EH_RESET,
-				    "data directon mismatch" },
+				    "data direction mismatch" },
 	[PORT_CERR_UNDERRUN]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "ran out of SGEs while writing" },
 	[PORT_CERR_OVERRUN]	= { AC_ERR_HSM, ATA_EH_RESET,
 				    "ran out of SGEs while reading" },
 	[PORT_CERR_PKT_PROT]	= { AC_ERR_HSM, ATA_EH_RESET,
-				    "invalid data directon for ATAPI CDB" },
+				    "invalid data direction for ATAPI CDB" },
 	[PORT_CERR_SGT_BOUNDARY] = { AC_ERR_SYSTEM, ATA_EH_RESET,
 				     "SGT not on qword boundary" },
 	[PORT_CERR_SGT_TGTABRT]	= { AC_ERR_HOST_BUS, ATA_EH_RESET,
diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index d97c056..4e46dc9 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -191,7 +191,7 @@ static char *res_strings[] = {
 	"reserved 37",
 	"reserved 38",
 	"reserved 39",
-	"reseverd 40",
+	"reserved 40",
 	"reserved 41", 
 	"reserved 42", 
 	"reserved 43", 
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index 1ef67db..9c9a229 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -28,6 +28,7 @@
 #include <asm/io.h>
 #include <linux/atomic.h>
 #include <linux/uaccess.h>
+#include <linux/nospec.h>
 
 #include "uPD98401.h"
 #include "uPD98402.h"
@@ -1458,6 +1459,8 @@ static int zatm_ioctl(struct atm_dev *dev,unsigned int cmd,void __user *arg)
 					return -EFAULT;
 				if (pool < 0 || pool > ZATM_LAST_POOL)
 					return -EINVAL;
+				pool = array_index_nospec(pool,
+							  ZATM_LAST_POOL + 1);
 				spin_lock_irqsave(&zatm_dev->lock, flags);
 				info = zatm_dev->pool_info[pool];
 				if (cmd == ZATM_GETPOOLZ) {
diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c
index 8e8b04c..33b36fe 100644
--- a/drivers/block/rbd.c
+++ b/drivers/block/rbd.c
@@ -2366,7 +2366,9 @@ static int rbd_obj_issue_copyup(struct rbd_obj_request *obj_req, u32 bytes)
 	osd_req_op_cls_init(obj_req->osd_req, 0, CEPH_OSD_OP_CALL, "rbd",
 			    "copyup");
 	osd_req_op_cls_request_data_bvecs(obj_req->osd_req, 0,
-					  obj_req->copyup_bvecs, bytes);
+					  obj_req->copyup_bvecs,
+					  obj_req->copyup_bvec_count,
+					  bytes);
 
 	switch (obj_req->img_request->op_type) {
 	case OBJ_OP_WRITE:
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index c8c8b0b..b937cc1 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -231,6 +231,7 @@ static const struct usb_device_id blacklist_table[] = {
 	{ USB_DEVICE(0x0930, 0x0227), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0b05, 0x17d0), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0cf3, 0x0036), .driver_info = BTUSB_ATH3012 },
+	{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0cf3, 0x3008), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0cf3, 0x311d), .driver_info = BTUSB_ATH3012 },
 	{ USB_DEVICE(0x0cf3, 0x311e), .driver_info = BTUSB_ATH3012 },
@@ -263,7 +264,6 @@ static const struct usb_device_id blacklist_table[] = {
 	{ USB_DEVICE(0x0489, 0xe03c), .driver_info = BTUSB_ATH3012 },
 
 	/* QCA ROME chipset */
-	{ USB_DEVICE(0x0cf3, 0x3004), .driver_info = BTUSB_QCA_ROME },
 	{ USB_DEVICE(0x0cf3, 0xe007), .driver_info = BTUSB_QCA_ROME },
 	{ USB_DEVICE(0x0cf3, 0xe009), .driver_info = BTUSB_QCA_ROME },
 	{ USB_DEVICE(0x0cf3, 0xe010), .driver_info = BTUSB_QCA_ROME },
@@ -399,6 +399,13 @@ static const struct dmi_system_id btusb_needs_reset_resume_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "OptiPlex 3060"),
 		},
 	},
+	{
+		/* Dell XPS 9360 (QCA ROME device 0cf3:e300) */
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Dell Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "XPS 13 9360"),
+		},
+	},
 	{}
 };
 
@@ -2852,6 +2859,12 @@ static int btusb_config_oob_wake(struct hci_dev *hdev)
 }
 #endif
 
+static void btusb_check_needs_reset_resume(struct usb_interface *intf)
+{
+	if (dmi_check_system(btusb_needs_reset_resume_table))
+		interface_to_usbdev(intf)->quirks |= USB_QUIRK_RESET_RESUME;
+}
+
 static int btusb_probe(struct usb_interface *intf,
 		       const struct usb_device_id *id)
 {
@@ -2974,9 +2987,6 @@ static int btusb_probe(struct usb_interface *intf,
 	hdev->send   = btusb_send_frame;
 	hdev->notify = btusb_notify;
 
-	if (dmi_check_system(btusb_needs_reset_resume_table))
-		interface_to_usbdev(intf)->quirks |= USB_QUIRK_RESET_RESUME;
-
 #ifdef CONFIG_PM
 	err = btusb_config_oob_wake(hdev);
 	if (err)
@@ -3064,6 +3074,7 @@ static int btusb_probe(struct usb_interface *intf,
 		data->setup_on_usb = btusb_setup_qca;
 		hdev->set_bdaddr = btusb_set_bdaddr_ath3012;
 		set_bit(HCI_QUIRK_SIMULTANEOUS_DISCOVERY, &hdev->quirks);
+		btusb_check_needs_reset_resume(intf);
 	}
 
 #ifdef CONFIG_BT_HCIBTUSB_RTL
diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c
index c381c8e..79d8c84 100644
--- a/drivers/char/agp/uninorth-agp.c
+++ b/drivers/char/agp/uninorth-agp.c
@@ -195,7 +195,7 @@ static int uninorth_insert_memory(struct agp_memory *mem, off_t pg_start, int ty
 	return 0;
 }
 
-int uninorth_remove_memory(struct agp_memory *mem, off_t pg_start, int type)
+static int uninorth_remove_memory(struct agp_memory *mem, off_t pg_start, int type)
 {
 	size_t i;
 	u32 *gp;
@@ -470,7 +470,7 @@ static int uninorth_free_gatt_table(struct agp_bridge_data *bridge)
 	return 0;
 }
 
-void null_cache_flush(void)
+static void null_cache_flush(void)
 {
 	mb();
 }
diff --git a/drivers/gpio/gpio-aspeed.c b/drivers/gpio/gpio-aspeed.c
index 77e4855..6f693b7 100644
--- a/drivers/gpio/gpio-aspeed.c
+++ b/drivers/gpio/gpio-aspeed.c
@@ -384,7 +384,7 @@ static void aspeed_gpio_irq_set_mask(struct irq_data *d, bool set)
 	if (set)
 		reg |= bit;
 	else
-		reg &= bit;
+		reg &= ~bit;
 	iowrite32(reg, addr);
 
 	spin_unlock_irqrestore(&gpio->lock, flags);
diff --git a/drivers/gpio/gpio-pci-idio-16.c b/drivers/gpio/gpio-pci-idio-16.c
index 1948724..25d16b2 100644
--- a/drivers/gpio/gpio-pci-idio-16.c
+++ b/drivers/gpio/gpio-pci-idio-16.c
@@ -116,9 +116,9 @@ static int idio_16_gpio_get_multiple(struct gpio_chip *chip,
 	unsigned long word_mask;
 	const unsigned long port_mask = GENMASK(gpio_reg_size - 1, 0);
 	unsigned long port_state;
-	u8 __iomem ports[] = {
-		idio16gpio->reg->out0_7, idio16gpio->reg->out8_15,
-		idio16gpio->reg->in0_7, idio16gpio->reg->in8_15,
+	void __iomem *ports[] = {
+		&idio16gpio->reg->out0_7, &idio16gpio->reg->out8_15,
+		&idio16gpio->reg->in0_7, &idio16gpio->reg->in8_15,
 	};
 
 	/* clear bits array to a clean slate */
@@ -143,7 +143,7 @@ static int idio_16_gpio_get_multiple(struct gpio_chip *chip,
 		}
 
 		/* read bits from current gpio port */
-		port_state = ioread8(ports + i);
+		port_state = ioread8(ports[i]);
 
 		/* store acquired bits at respective bits array offset */
 		bits[word_index] |= port_state << word_offset;
diff --git a/drivers/gpio/gpio-pcie-idio-24.c b/drivers/gpio/gpio-pcie-idio-24.c
index 835607e..f953541 100644
--- a/drivers/gpio/gpio-pcie-idio-24.c
+++ b/drivers/gpio/gpio-pcie-idio-24.c
@@ -206,10 +206,10 @@ static int idio_24_gpio_get_multiple(struct gpio_chip *chip,
 	unsigned long word_mask;
 	const unsigned long port_mask = GENMASK(gpio_reg_size - 1, 0);
 	unsigned long port_state;
-	u8 __iomem ports[] = {
-		idio24gpio->reg->out0_7, idio24gpio->reg->out8_15,
-		idio24gpio->reg->out16_23, idio24gpio->reg->in0_7,
-		idio24gpio->reg->in8_15, idio24gpio->reg->in16_23,
+	void __iomem *ports[] = {
+		&idio24gpio->reg->out0_7, &idio24gpio->reg->out8_15,
+		&idio24gpio->reg->out16_23, &idio24gpio->reg->in0_7,
+		&idio24gpio->reg->in8_15, &idio24gpio->reg->in16_23,
 	};
 	const unsigned long out_mode_mask = BIT(1);
 
@@ -217,7 +217,7 @@ static int idio_24_gpio_get_multiple(struct gpio_chip *chip,
 	bitmap_zero(bits, chip->ngpio);
 
 	/* get bits are evaluated a gpio port register at a time */
-	for (i = 0; i < ARRAY_SIZE(ports); i++) {
+	for (i = 0; i < ARRAY_SIZE(ports) + 1; i++) {
 		/* gpio offset in bits array */
 		bits_offset = i * gpio_reg_size;
 
@@ -236,7 +236,7 @@ static int idio_24_gpio_get_multiple(struct gpio_chip *chip,
 
 		/* read bits from current gpio port (port 6 is TTL GPIO) */
 		if (i < 6)
-			port_state = ioread8(ports + i);
+			port_state = ioread8(ports[i]);
 		else if (ioread8(&idio24gpio->reg->ctl) & out_mode_mask)
 			port_state = ioread8(&idio24gpio->reg->ttl_out0_7);
 		else
@@ -301,9 +301,9 @@ static void idio_24_gpio_set_multiple(struct gpio_chip *chip,
 	const unsigned long port_mask = GENMASK(gpio_reg_size, 0);
 	unsigned long flags;
 	unsigned int out_state;
-	u8 __iomem ports[] = {
-		idio24gpio->reg->out0_7, idio24gpio->reg->out8_15,
-		idio24gpio->reg->out16_23
+	void __iomem *ports[] = {
+		&idio24gpio->reg->out0_7, &idio24gpio->reg->out8_15,
+		&idio24gpio->reg->out16_23
 	};
 	const unsigned long out_mode_mask = BIT(1);
 	const unsigned int ttl_offset = 48;
@@ -327,9 +327,9 @@ static void idio_24_gpio_set_multiple(struct gpio_chip *chip,
 		raw_spin_lock_irqsave(&idio24gpio->lock, flags);
 
 		/* process output lines */
-		out_state = ioread8(ports + i) & ~gpio_mask;
+		out_state = ioread8(ports[i]) & ~gpio_mask;
 		out_state |= (*bits >> bits_offset) & gpio_mask;
-		iowrite8(out_state, ports + i);
+		iowrite8(out_state, ports[i]);
 
 		raw_spin_unlock_irqrestore(&idio24gpio->lock, flags);
 	}
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 43aeb07..d8ccb50 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -497,7 +497,7 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
 	struct gpiohandle_request handlereq;
 	struct linehandle_state *lh;
 	struct file *file;
-	int fd, i, ret;
+	int fd, i, count = 0, ret;
 	u32 lflags;
 
 	if (copy_from_user(&handlereq, ip, sizeof(handlereq)))
@@ -558,6 +558,7 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
 		if (ret)
 			goto out_free_descs;
 		lh->descs[i] = desc;
+		count = i;
 
 		if (lflags & GPIOHANDLE_REQUEST_ACTIVE_LOW)
 			set_bit(FLAG_ACTIVE_LOW, &desc->flags);
@@ -628,7 +629,7 @@ static int linehandle_create(struct gpio_device *gdev, void __user *ip)
 out_put_unused_fd:
 	put_unused_fd(fd);
 out_free_descs:
-	for (; i >= 0; i--)
+	for (i = 0; i < count; i++)
 		gpiod_free(lh->descs[i]);
 	kfree(lh->label);
 out_free_lh:
@@ -902,7 +903,7 @@ static int lineevent_create(struct gpio_device *gdev, void __user *ip)
 	desc = &gdev->descs[offset];
 	ret = gpiod_request(desc, le->label);
 	if (ret)
-		goto out_free_desc;
+		goto out_free_label;
 	le->desc = desc;
 	le->eflags = eflags;
 
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
index 09d35051..3fabf9f9 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ctx.c
@@ -419,9 +419,11 @@ int amdgpu_ctx_wait_prev_fence(struct amdgpu_ctx *ctx, unsigned ring_id)
 
 	if (other) {
 		signed long r;
-		r = dma_fence_wait_timeout(other, false, MAX_SCHEDULE_TIMEOUT);
+		r = dma_fence_wait(other, true);
 		if (r < 0) {
-			DRM_ERROR("Error (%ld) waiting for fence!\n", r);
+			if (r != -ERESTARTSYS)
+				DRM_ERROR("Error (%ld) waiting for fence!\n", r);
+
 			return r;
 		}
 	}
diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
index ace9ad5..4304d9e 100644
--- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
+++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_mst_types.c
@@ -83,21 +83,22 @@ static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux,
 	enum i2c_mot_mode mot = (msg->request & DP_AUX_I2C_MOT) ?
 		I2C_MOT_TRUE : I2C_MOT_FALSE;
 	enum ddc_result res;
-	ssize_t read_bytes;
+	uint32_t read_bytes = msg->size;
 
 	if (WARN_ON(msg->size > 16))
 		return -E2BIG;
 
 	switch (msg->request & ~DP_AUX_I2C_MOT) {
 	case DP_AUX_NATIVE_READ:
-		read_bytes = dal_ddc_service_read_dpcd_data(
+		res = dal_ddc_service_read_dpcd_data(
 				TO_DM_AUX(aux)->ddc_service,
 				false,
 				I2C_MOT_UNDEF,
 				msg->address,
 				msg->buffer,
-				msg->size);
-		return read_bytes;
+				msg->size,
+				&read_bytes);
+		break;
 	case DP_AUX_NATIVE_WRITE:
 		res = dal_ddc_service_write_dpcd_data(
 				TO_DM_AUX(aux)->ddc_service,
@@ -108,14 +109,15 @@ static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux,
 				msg->size);
 		break;
 	case DP_AUX_I2C_READ:
-		read_bytes = dal_ddc_service_read_dpcd_data(
+		res = dal_ddc_service_read_dpcd_data(
 				TO_DM_AUX(aux)->ddc_service,
 				true,
 				mot,
 				msg->address,
 				msg->buffer,
-				msg->size);
-		return read_bytes;
+				msg->size,
+				&read_bytes);
+		break;
 	case DP_AUX_I2C_WRITE:
 		res = dal_ddc_service_write_dpcd_data(
 				TO_DM_AUX(aux)->ddc_service,
@@ -137,7 +139,9 @@ static ssize_t dm_dp_aux_transfer(struct drm_dp_aux *aux,
 		 r == DDC_RESULT_SUCESSFULL);
 #endif
 
-	return msg->size;
+	if (res != DDC_RESULT_SUCESSFULL)
+		return -EIO;
+	return read_bytes;
 }
 
 static enum drm_connector_status
diff --git a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
index 985fe8c..10a5807 100644
--- a/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
+++ b/drivers/gpu/drm/amd/display/dc/bios/bios_parser2.c
@@ -70,6 +70,10 @@ static enum bp_result get_firmware_info_v3_1(
 	struct bios_parser *bp,
 	struct dc_firmware_info *info);
 
+static enum bp_result get_firmware_info_v3_2(
+	struct bios_parser *bp,
+	struct dc_firmware_info *info);
+
 static struct atom_hpd_int_record *get_hpd_record(struct bios_parser *bp,
 		struct atom_display_object_path_v2 *object);
 
@@ -1321,9 +1325,11 @@ static enum bp_result bios_parser_get_firmware_info(
 		case 3:
 			switch (revision.minor) {
 			case 1:
-			case 2:
 				result = get_firmware_info_v3_1(bp, info);
 				break;
+			case 2:
+				result = get_firmware_info_v3_2(bp, info);
+				break;
 			default:
 				break;
 			}
@@ -1383,6 +1389,84 @@ static enum bp_result get_firmware_info_v3_1(
 	return BP_RESULT_OK;
 }
 
+static enum bp_result get_firmware_info_v3_2(
+	struct bios_parser *bp,
+	struct dc_firmware_info *info)
+{
+	struct atom_firmware_info_v3_2 *firmware_info;
+	struct atom_display_controller_info_v4_1 *dce_info = NULL;
+	struct atom_common_table_header *header;
+	struct atom_data_revision revision;
+	struct atom_smu_info_v3_2 *smu_info_v3_2 = NULL;
+	struct atom_smu_info_v3_3 *smu_info_v3_3 = NULL;
+
+	if (!info)
+		return BP_RESULT_BADINPUT;
+
+	firmware_info = GET_IMAGE(struct atom_firmware_info_v3_2,
+			DATA_TABLES(firmwareinfo));
+
+	dce_info = GET_IMAGE(struct atom_display_controller_info_v4_1,
+			DATA_TABLES(dce_info));
+
+	if (!firmware_info || !dce_info)
+		return BP_RESULT_BADBIOSTABLE;
+
+	memset(info, 0, sizeof(*info));
+
+	header = GET_IMAGE(struct atom_common_table_header,
+					DATA_TABLES(smu_info));
+	get_atom_data_table_revision(header, &revision);
+
+	if (revision.minor == 2) {
+		/* Vega12 */
+		smu_info_v3_2 = GET_IMAGE(struct atom_smu_info_v3_2,
+							DATA_TABLES(smu_info));
+
+		if (!smu_info_v3_2)
+			return BP_RESULT_BADBIOSTABLE;
+
+		info->default_engine_clk = smu_info_v3_2->bootup_dcefclk_10khz * 10;
+	} else if (revision.minor == 3) {
+		/* Vega20 */
+		smu_info_v3_3 = GET_IMAGE(struct atom_smu_info_v3_3,
+							DATA_TABLES(smu_info));
+
+		if (!smu_info_v3_3)
+			return BP_RESULT_BADBIOSTABLE;
+
+		info->default_engine_clk = smu_info_v3_3->bootup_dcefclk_10khz * 10;
+	}
+
+	 // We need to convert from 10KHz units into KHz units.
+	info->default_memory_clk = firmware_info->bootup_mclk_in10khz * 10;
+
+	 /* 27MHz for Vega10 & Vega12; 100MHz for Vega20 */
+	info->pll_info.crystal_frequency = dce_info->dce_refclk_10khz * 10;
+	/* Hardcode frequency if BIOS gives no DCE Ref Clk */
+	if (info->pll_info.crystal_frequency == 0) {
+		if (revision.minor == 2)
+			info->pll_info.crystal_frequency = 27000;
+		else if (revision.minor == 3)
+			info->pll_info.crystal_frequency = 100000;
+	}
+	/*dp_phy_ref_clk is not correct for atom_display_controller_info_v4_2, but we don't use it*/
+	info->dp_phy_ref_clk     = dce_info->dpphy_refclk_10khz * 10;
+	info->i2c_engine_ref_clk = dce_info->i2c_engine_refclk_10khz * 10;
+
+	/* Get GPU PLL VCO Clock */
+	if (bp->cmd_tbl.get_smu_clock_info != NULL) {
+		if (revision.minor == 2)
+			info->smu_gpu_pll_output_freq =
+					bp->cmd_tbl.get_smu_clock_info(bp, SMU9_SYSPLL0_ID) * 10;
+		else if (revision.minor == 3)
+			info->smu_gpu_pll_output_freq =
+					bp->cmd_tbl.get_smu_clock_info(bp, SMU11_SYSPLL3_0_ID) * 10;
+	}
+
+	return BP_RESULT_OK;
+}
+
 static enum bp_result bios_parser_get_encoder_cap_info(
 	struct dc_bios *dcb,
 	struct graphics_object_id object_id,
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
index 49c2fac..ae48d60 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_ddc.c
@@ -629,13 +629,14 @@ bool dal_ddc_service_query_ddc_data(
 	return ret;
 }
 
-ssize_t dal_ddc_service_read_dpcd_data(
+enum ddc_result dal_ddc_service_read_dpcd_data(
 	struct ddc_service *ddc,
 	bool i2c,
 	enum i2c_mot_mode mot,
 	uint32_t address,
 	uint8_t *data,
-	uint32_t len)
+	uint32_t len,
+	uint32_t *read)
 {
 	struct aux_payload read_payload = {
 		.i2c_over_aux = i2c,
@@ -652,6 +653,8 @@ ssize_t dal_ddc_service_read_dpcd_data(
 		.mot = mot
 	};
 
+	*read = 0;
+
 	if (len > DEFAULT_AUX_MAX_DATA_SIZE) {
 		BREAK_TO_DEBUGGER();
 		return DDC_RESULT_FAILED_INVALID_OPERATION;
@@ -661,7 +664,8 @@ ssize_t dal_ddc_service_read_dpcd_data(
 		ddc->ctx->i2caux,
 		ddc->ddc_pin,
 		&command)) {
-		return (ssize_t)command.payloads->length;
+		*read = command.payloads->length;
+		return DDC_RESULT_SUCESSFULL;
 	}
 
 	return DDC_RESULT_FAILED_OPERATION;
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c
index ade5b8e..132eef3 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_surface.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_surface.c
@@ -66,8 +66,8 @@ struct dc_plane_state *dc_create_plane_state(struct dc *dc)
 {
 	struct dc *core_dc = dc;
 
-	struct dc_plane_state *plane_state = kzalloc(sizeof(*plane_state),
-						     GFP_KERNEL);
+	struct dc_plane_state *plane_state = kvzalloc(sizeof(*plane_state),
+						      GFP_KERNEL);
 
 	if (NULL == plane_state)
 		return NULL;
@@ -120,7 +120,7 @@ static void dc_plane_state_free(struct kref *kref)
 {
 	struct dc_plane_state *plane_state = container_of(kref, struct dc_plane_state, refcount);
 	destruct(plane_state);
-	kfree(plane_state);
+	kvfree(plane_state);
 }
 
 void dc_plane_state_release(struct dc_plane_state *plane_state)
@@ -136,7 +136,7 @@ void dc_gamma_retain(struct dc_gamma *gamma)
 static void dc_gamma_free(struct kref *kref)
 {
 	struct dc_gamma *gamma = container_of(kref, struct dc_gamma, refcount);
-	kfree(gamma);
+	kvfree(gamma);
 }
 
 void dc_gamma_release(struct dc_gamma **gamma)
@@ -147,7 +147,7 @@ void dc_gamma_release(struct dc_gamma **gamma)
 
 struct dc_gamma *dc_create_gamma(void)
 {
-	struct dc_gamma *gamma = kzalloc(sizeof(*gamma), GFP_KERNEL);
+	struct dc_gamma *gamma = kvzalloc(sizeof(*gamma), GFP_KERNEL);
 
 	if (gamma == NULL)
 		goto alloc_fail;
@@ -167,7 +167,7 @@ void dc_transfer_func_retain(struct dc_transfer_func *tf)
 static void dc_transfer_func_free(struct kref *kref)
 {
 	struct dc_transfer_func *tf = container_of(kref, struct dc_transfer_func, refcount);
-	kfree(tf);
+	kvfree(tf);
 }
 
 void dc_transfer_func_release(struct dc_transfer_func *tf)
@@ -177,7 +177,7 @@ void dc_transfer_func_release(struct dc_transfer_func *tf)
 
 struct dc_transfer_func *dc_create_transfer_func(void)
 {
-	struct dc_transfer_func *tf = kzalloc(sizeof(*tf), GFP_KERNEL);
+	struct dc_transfer_func *tf = kvzalloc(sizeof(*tf), GFP_KERNEL);
 
 	if (tf == NULL)
 		goto alloc_fail;
diff --git a/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h b/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h
index 090b7a8..30b3a08 100644
--- a/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h
+++ b/drivers/gpu/drm/amd/display/dc/inc/dc_link_ddc.h
@@ -102,13 +102,14 @@ bool dal_ddc_service_query_ddc_data(
 		uint8_t *read_buf,
 		uint32_t read_size);
 
-ssize_t dal_ddc_service_read_dpcd_data(
+enum ddc_result dal_ddc_service_read_dpcd_data(
 		struct ddc_service *ddc,
 		bool i2c,
 		enum i2c_mot_mode mot,
 		uint32_t address,
 		uint8_t *data,
-		uint32_t len);
+		uint32_t len,
+		uint32_t *read);
 
 enum ddc_result dal_ddc_service_write_dpcd_data(
 		struct ddc_service *ddc,
diff --git a/drivers/gpu/drm/amd/display/include/dal_asic_id.h b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
index 9831cb5..9b0a04f 100644
--- a/drivers/gpu/drm/amd/display/include/dal_asic_id.h
+++ b/drivers/gpu/drm/amd/display/include/dal_asic_id.h
@@ -113,9 +113,14 @@
 
 #define AI_GREENLAND_P_A0 1
 #define AI_GREENLAND_P_A1 2
+#define AI_UNKNOWN 0xFF
 
-#define ASICREV_IS_GREENLAND_M(eChipRev)  (eChipRev < AI_UNKNOWN)
-#define ASICREV_IS_GREENLAND_P(eChipRev)  (eChipRev < AI_UNKNOWN)
+#define AI_VEGA12_P_A0 20
+#define ASICREV_IS_GREENLAND_M(eChipRev)  (eChipRev < AI_VEGA12_P_A0)
+#define ASICREV_IS_GREENLAND_P(eChipRev)  (eChipRev < AI_VEGA12_P_A0)
+
+#define ASICREV_IS_VEGA12_P(eChipRev) ((eChipRev >= AI_VEGA12_P_A0) && (eChipRev < AI_UNKNOWN))
+#define ASICREV_IS_VEGA12_p(eChipRev) ((eChipRev >= AI_VEGA12_P_A0) && (eChipRev < AI_UNKNOWN))
 
 /* DCN1_0 */
 #define INTERNAL_REV_RAVEN_A0             0x00    /* First spin of Raven */
diff --git a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
index e7e374f..b3747a0 100644
--- a/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
+++ b/drivers/gpu/drm/amd/display/modules/color/color_gamma.c
@@ -1093,19 +1093,19 @@ bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf,
 
 	output_tf->type = TF_TYPE_DISTRIBUTED_POINTS;
 
-	rgb_user = kzalloc(sizeof(*rgb_user) * (ramp->num_entries + _EXTRA_POINTS),
-			   GFP_KERNEL);
+	rgb_user = kvzalloc(sizeof(*rgb_user) * (ramp->num_entries + _EXTRA_POINTS),
+			    GFP_KERNEL);
 	if (!rgb_user)
 		goto rgb_user_alloc_fail;
-	rgb_regamma = kzalloc(sizeof(*rgb_regamma) * (MAX_HW_POINTS + _EXTRA_POINTS),
-			GFP_KERNEL);
+	rgb_regamma = kvzalloc(sizeof(*rgb_regamma) * (MAX_HW_POINTS + _EXTRA_POINTS),
+			       GFP_KERNEL);
 	if (!rgb_regamma)
 		goto rgb_regamma_alloc_fail;
-	axix_x = kzalloc(sizeof(*axix_x) * (ramp->num_entries + 3),
-			 GFP_KERNEL);
+	axix_x = kvzalloc(sizeof(*axix_x) * (ramp->num_entries + 3),
+			  GFP_KERNEL);
 	if (!axix_x)
 		goto axix_x_alloc_fail;
-	coeff = kzalloc(sizeof(*coeff) * (MAX_HW_POINTS + _EXTRA_POINTS), GFP_KERNEL);
+	coeff = kvzalloc(sizeof(*coeff) * (MAX_HW_POINTS + _EXTRA_POINTS), GFP_KERNEL);
 	if (!coeff)
 		goto coeff_alloc_fail;
 
@@ -1157,13 +1157,13 @@ bool mod_color_calculate_regamma_params(struct dc_transfer_func *output_tf,
 
 	ret = true;
 
-	kfree(coeff);
+	kvfree(coeff);
 coeff_alloc_fail:
-	kfree(axix_x);
+	kvfree(axix_x);
 axix_x_alloc_fail:
-	kfree(rgb_regamma);
+	kvfree(rgb_regamma);
 rgb_regamma_alloc_fail:
-	kfree(rgb_user);
+	kvfree(rgb_user);
 rgb_user_alloc_fail:
 	return ret;
 }
@@ -1192,19 +1192,19 @@ bool mod_color_calculate_degamma_params(struct dc_transfer_func *input_tf,
 
 	input_tf->type = TF_TYPE_DISTRIBUTED_POINTS;
 
-	rgb_user = kzalloc(sizeof(*rgb_user) * (ramp->num_entries + _EXTRA_POINTS),
-			   GFP_KERNEL);
+	rgb_user = kvzalloc(sizeof(*rgb_user) * (ramp->num_entries + _EXTRA_POINTS),
+			    GFP_KERNEL);
 	if (!rgb_user)
 		goto rgb_user_alloc_fail;
-	curve = kzalloc(sizeof(*curve) * (MAX_HW_POINTS + _EXTRA_POINTS),
-			GFP_KERNEL);
+	curve = kvzalloc(sizeof(*curve) * (MAX_HW_POINTS + _EXTRA_POINTS),
+			 GFP_KERNEL);
 	if (!curve)
 		goto curve_alloc_fail;
-	axix_x = kzalloc(sizeof(*axix_x) * (ramp->num_entries + _EXTRA_POINTS),
-			 GFP_KERNEL);
+	axix_x = kvzalloc(sizeof(*axix_x) * (ramp->num_entries + _EXTRA_POINTS),
+			  GFP_KERNEL);
 	if (!axix_x)
 		goto axix_x_alloc_fail;
-	coeff = kzalloc(sizeof(*coeff) * (MAX_HW_POINTS + _EXTRA_POINTS), GFP_KERNEL);
+	coeff = kvzalloc(sizeof(*coeff) * (MAX_HW_POINTS + _EXTRA_POINTS), GFP_KERNEL);
 	if (!coeff)
 		goto coeff_alloc_fail;
 
@@ -1246,13 +1246,13 @@ bool mod_color_calculate_degamma_params(struct dc_transfer_func *input_tf,
 
 	ret = true;
 
-	kfree(coeff);
+	kvfree(coeff);
 coeff_alloc_fail:
-	kfree(axix_x);
+	kvfree(axix_x);
 axix_x_alloc_fail:
-	kfree(curve);
+	kvfree(curve);
 curve_alloc_fail:
-	kfree(rgb_user);
+	kvfree(rgb_user);
 rgb_user_alloc_fail:
 
 	return ret;
@@ -1281,8 +1281,9 @@ bool  mod_color_calculate_curve(enum dc_transfer_func_predefined trans,
 		}
 		ret = true;
 	} else if (trans == TRANSFER_FUNCTION_PQ) {
-		rgb_regamma = kzalloc(sizeof(*rgb_regamma) * (MAX_HW_POINTS +
-						_EXTRA_POINTS), GFP_KERNEL);
+		rgb_regamma = kvzalloc(sizeof(*rgb_regamma) *
+				       (MAX_HW_POINTS + _EXTRA_POINTS),
+				       GFP_KERNEL);
 		if (!rgb_regamma)
 			goto rgb_regamma_alloc_fail;
 		points->end_exponent = 7;
@@ -1302,11 +1303,12 @@ bool  mod_color_calculate_curve(enum dc_transfer_func_predefined trans,
 		}
 		ret = true;
 
-		kfree(rgb_regamma);
+		kvfree(rgb_regamma);
 	} else if (trans == TRANSFER_FUNCTION_SRGB ||
 			  trans == TRANSFER_FUNCTION_BT709) {
-		rgb_regamma = kzalloc(sizeof(*rgb_regamma) * (MAX_HW_POINTS +
-						_EXTRA_POINTS), GFP_KERNEL);
+		rgb_regamma = kvzalloc(sizeof(*rgb_regamma) *
+				       (MAX_HW_POINTS + _EXTRA_POINTS),
+				       GFP_KERNEL);
 		if (!rgb_regamma)
 			goto rgb_regamma_alloc_fail;
 		points->end_exponent = 0;
@@ -1324,7 +1326,7 @@ bool  mod_color_calculate_curve(enum dc_transfer_func_predefined trans,
 		}
 		ret = true;
 
-		kfree(rgb_regamma);
+		kvfree(rgb_regamma);
 	}
 rgb_regamma_alloc_fail:
 	return ret;
@@ -1348,8 +1350,9 @@ bool  mod_color_calculate_degamma_curve(enum dc_transfer_func_predefined trans,
 		}
 		ret = true;
 	} else if (trans == TRANSFER_FUNCTION_PQ) {
-		rgb_degamma = kzalloc(sizeof(*rgb_degamma) * (MAX_HW_POINTS +
-						_EXTRA_POINTS), GFP_KERNEL);
+		rgb_degamma = kvzalloc(sizeof(*rgb_degamma) *
+				       (MAX_HW_POINTS +	_EXTRA_POINTS),
+				       GFP_KERNEL);
 		if (!rgb_degamma)
 			goto rgb_degamma_alloc_fail;
 
@@ -1364,11 +1367,12 @@ bool  mod_color_calculate_degamma_curve(enum dc_transfer_func_predefined trans,
 		}
 		ret = true;
 
-		kfree(rgb_degamma);
+		kvfree(rgb_degamma);
 	} else if (trans == TRANSFER_FUNCTION_SRGB ||
 			  trans == TRANSFER_FUNCTION_BT709) {
-		rgb_degamma = kzalloc(sizeof(*rgb_degamma) * (MAX_HW_POINTS +
-						_EXTRA_POINTS), GFP_KERNEL);
+		rgb_degamma = kvzalloc(sizeof(*rgb_degamma) *
+				       (MAX_HW_POINTS + _EXTRA_POINTS),
+				       GFP_KERNEL);
 		if (!rgb_degamma)
 			goto rgb_degamma_alloc_fail;
 
@@ -1382,7 +1386,7 @@ bool  mod_color_calculate_degamma_curve(enum dc_transfer_func_predefined trans,
 		}
 		ret = true;
 
-		kfree(rgb_degamma);
+		kvfree(rgb_degamma);
 	}
 	points->end_exponent = 0;
 	points->x_point_at_y1_red = 1;
diff --git a/drivers/gpu/drm/amd/include/atomfirmware.h b/drivers/gpu/drm/amd/include/atomfirmware.h
index 0f5ad54..de177ce 100644
--- a/drivers/gpu/drm/amd/include/atomfirmware.h
+++ b/drivers/gpu/drm/amd/include/atomfirmware.h
@@ -501,6 +501,32 @@ enum atom_cooling_solution_id{
   LIQUID_COOLING = 0x01
 };
 
+struct atom_firmware_info_v3_2 {
+  struct atom_common_table_header table_header;
+  uint32_t firmware_revision;
+  uint32_t bootup_sclk_in10khz;
+  uint32_t bootup_mclk_in10khz;
+  uint32_t firmware_capability;             // enum atombios_firmware_capability
+  uint32_t main_call_parser_entry;          /* direct address of main parser call in VBIOS binary. */
+  uint32_t bios_scratch_reg_startaddr;      // 1st bios scratch register dword address
+  uint16_t bootup_vddc_mv;
+  uint16_t bootup_vddci_mv;
+  uint16_t bootup_mvddc_mv;
+  uint16_t bootup_vddgfx_mv;
+  uint8_t  mem_module_id;
+  uint8_t  coolingsolution_id;              /*0: Air cooling; 1: Liquid cooling ... */
+  uint8_t  reserved1[2];
+  uint32_t mc_baseaddr_high;
+  uint32_t mc_baseaddr_low;
+  uint8_t  board_i2c_feature_id;            // enum of atom_board_i2c_feature_id_def
+  uint8_t  board_i2c_feature_gpio_id;       // i2c id find in gpio_lut data table gpio_id
+  uint8_t  board_i2c_feature_slave_addr;
+  uint8_t  reserved3;
+  uint16_t bootup_mvddq_mv;
+  uint16_t bootup_mvpp_mv;
+  uint32_t zfbstartaddrin16mb;
+  uint32_t reserved2[3];
+};
 
 /* 
   ***************************************************************************
@@ -1169,7 +1195,29 @@ struct  atom_gfx_info_v2_2
   uint32_t rlc_gpu_timer_refclk; 
 };
 
-
+struct  atom_gfx_info_v2_3 {
+  struct  atom_common_table_header  table_header;
+  uint8_t gfxip_min_ver;
+  uint8_t gfxip_max_ver;
+  uint8_t max_shader_engines;
+  uint8_t max_tile_pipes;
+  uint8_t max_cu_per_sh;
+  uint8_t max_sh_per_se;
+  uint8_t max_backends_per_se;
+  uint8_t max_texture_channel_caches;
+  uint32_t regaddr_cp_dma_src_addr;
+  uint32_t regaddr_cp_dma_src_addr_hi;
+  uint32_t regaddr_cp_dma_dst_addr;
+  uint32_t regaddr_cp_dma_dst_addr_hi;
+  uint32_t regaddr_cp_dma_command;
+  uint32_t regaddr_cp_status;
+  uint32_t regaddr_rlc_gpu_clock_32;
+  uint32_t rlc_gpu_timer_refclk;
+  uint8_t active_cu_per_sh;
+  uint8_t active_rb_per_se;
+  uint16_t gcgoldenoffset;
+  uint32_t rm21_sram_vmin_value;
+};
 
 /* 
   ***************************************************************************
@@ -1198,6 +1246,76 @@ struct atom_smu_info_v3_1
   uint8_t  fw_ctf_polarity;         // GPIO polarity for CTF
 };
 
+struct atom_smu_info_v3_2 {
+  struct   atom_common_table_header  table_header;
+  uint8_t  smuip_min_ver;
+  uint8_t  smuip_max_ver;
+  uint8_t  smu_rsd1;
+  uint8_t  gpuclk_ss_mode;
+  uint16_t sclk_ss_percentage;
+  uint16_t sclk_ss_rate_10hz;
+  uint16_t gpuclk_ss_percentage;    // in unit of 0.001%
+  uint16_t gpuclk_ss_rate_10hz;
+  uint32_t core_refclk_10khz;
+  uint8_t  ac_dc_gpio_bit;          // GPIO bit shift in SMU_GPIOPAD_A  configured for AC/DC switching, =0xff means invalid
+  uint8_t  ac_dc_polarity;          // GPIO polarity for AC/DC switching
+  uint8_t  vr0hot_gpio_bit;         // GPIO bit shift in SMU_GPIOPAD_A  configured for VR0 HOT event, =0xff means invalid
+  uint8_t  vr0hot_polarity;         // GPIO polarity for VR0 HOT event
+  uint8_t  vr1hot_gpio_bit;         // GPIO bit shift in SMU_GPIOPAD_A configured for VR1 HOT event , =0xff means invalid
+  uint8_t  vr1hot_polarity;         // GPIO polarity for VR1 HOT event
+  uint8_t  fw_ctf_gpio_bit;         // GPIO bit shift in SMU_GPIOPAD_A configured for CTF, =0xff means invalid
+  uint8_t  fw_ctf_polarity;         // GPIO polarity for CTF
+  uint8_t  pcc_gpio_bit;            // GPIO bit shift in SMU_GPIOPAD_A configured for PCC, =0xff means invalid
+  uint8_t  pcc_gpio_polarity;       // GPIO polarity for CTF
+  uint16_t smugoldenoffset;
+  uint32_t gpupll_vco_freq_10khz;
+  uint32_t bootup_smnclk_10khz;
+  uint32_t bootup_socclk_10khz;
+  uint32_t bootup_mp0clk_10khz;
+  uint32_t bootup_mp1clk_10khz;
+  uint32_t bootup_lclk_10khz;
+  uint32_t bootup_dcefclk_10khz;
+  uint32_t ctf_threshold_override_value;
+  uint32_t reserved[5];
+};
+
+struct atom_smu_info_v3_3 {
+  struct   atom_common_table_header  table_header;
+  uint8_t  smuip_min_ver;
+  uint8_t  smuip_max_ver;
+  uint8_t  smu_rsd1;
+  uint8_t  gpuclk_ss_mode;
+  uint16_t sclk_ss_percentage;
+  uint16_t sclk_ss_rate_10hz;
+  uint16_t gpuclk_ss_percentage;    // in unit of 0.001%
+  uint16_t gpuclk_ss_rate_10hz;
+  uint32_t core_refclk_10khz;
+  uint8_t  ac_dc_gpio_bit;          // GPIO bit shift in SMU_GPIOPAD_A  configured for AC/DC switching, =0xff means invalid
+  uint8_t  ac_dc_polarity;          // GPIO polarity for AC/DC switching
+  uint8_t  vr0hot_gpio_bit;         // GPIO bit shift in SMU_GPIOPAD_A  configured for VR0 HOT event, =0xff means invalid
+  uint8_t  vr0hot_polarity;         // GPIO polarity for VR0 HOT event
+  uint8_t  vr1hot_gpio_bit;         // GPIO bit shift in SMU_GPIOPAD_A configured for VR1 HOT event , =0xff means invalid
+  uint8_t  vr1hot_polarity;         // GPIO polarity for VR1 HOT event
+  uint8_t  fw_ctf_gpio_bit;         // GPIO bit shift in SMU_GPIOPAD_A configured for CTF, =0xff means invalid
+  uint8_t  fw_ctf_polarity;         // GPIO polarity for CTF
+  uint8_t  pcc_gpio_bit;            // GPIO bit shift in SMU_GPIOPAD_A configured for PCC, =0xff means invalid
+  uint8_t  pcc_gpio_polarity;       // GPIO polarity for CTF
+  uint16_t smugoldenoffset;
+  uint32_t gpupll_vco_freq_10khz;
+  uint32_t bootup_smnclk_10khz;
+  uint32_t bootup_socclk_10khz;
+  uint32_t bootup_mp0clk_10khz;
+  uint32_t bootup_mp1clk_10khz;
+  uint32_t bootup_lclk_10khz;
+  uint32_t bootup_dcefclk_10khz;
+  uint32_t ctf_threshold_override_value;
+  uint32_t syspll3_0_vco_freq_10khz;
+  uint32_t syspll3_1_vco_freq_10khz;
+  uint32_t bootup_fclk_10khz;
+  uint32_t bootup_waflclk_10khz;
+  uint32_t reserved[3];
+};
+
 /*
  ***************************************************************************
    Data Table smc_dpm_info  structure
@@ -1283,7 +1401,6 @@ struct atom_smc_dpm_info_v4_1
 	uint32_t boardreserved[10];
 };
 
-
 /* 
   ***************************************************************************
     Data Table asic_profiling_info  structure
@@ -1864,6 +1981,55 @@ enum atom_smu9_syspll0_clock_id
   SMU9_SYSPLL0_DISPCLK_ID  = 11,      //	DISPCLK
 };
 
+enum atom_smu11_syspll_id {
+  SMU11_SYSPLL0_ID            = 0,
+  SMU11_SYSPLL1_0_ID          = 1,
+  SMU11_SYSPLL1_1_ID          = 2,
+  SMU11_SYSPLL1_2_ID          = 3,
+  SMU11_SYSPLL2_ID            = 4,
+  SMU11_SYSPLL3_0_ID          = 5,
+  SMU11_SYSPLL3_1_ID          = 6,
+};
+
+
+enum atom_smu11_syspll0_clock_id {
+  SMU11_SYSPLL0_SOCCLK_ID   = 0,       //	SOCCLK
+  SMU11_SYSPLL0_MP0CLK_ID   = 1,       //	MP0CLK
+  SMU11_SYSPLL0_DCLK_ID     = 2,       //	DCLK
+  SMU11_SYSPLL0_VCLK_ID     = 3,       //	VCLK
+  SMU11_SYSPLL0_ECLK_ID     = 4,       //	ECLK
+  SMU11_SYSPLL0_DCEFCLK_ID  = 5,       //	DCEFCLK
+};
+
+
+enum atom_smu11_syspll1_0_clock_id {
+  SMU11_SYSPLL1_0_UCLKA_ID   = 0,       // UCLK_a
+};
+
+enum atom_smu11_syspll1_1_clock_id {
+  SMU11_SYSPLL1_0_UCLKB_ID   = 0,       // UCLK_b
+};
+
+enum atom_smu11_syspll1_2_clock_id {
+  SMU11_SYSPLL1_0_FCLK_ID   = 0,        // FCLK
+};
+
+enum atom_smu11_syspll2_clock_id {
+  SMU11_SYSPLL2_GFXCLK_ID   = 0,        // GFXCLK
+};
+
+enum atom_smu11_syspll3_0_clock_id {
+  SMU11_SYSPLL3_0_WAFCLK_ID = 0,       //	WAFCLK
+  SMU11_SYSPLL3_0_DISPCLK_ID = 1,      //	DISPCLK
+  SMU11_SYSPLL3_0_DPREFCLK_ID = 2,     //	DPREFCLK
+};
+
+enum atom_smu11_syspll3_1_clock_id {
+  SMU11_SYSPLL3_1_MP1CLK_ID = 0,       //	MP1CLK
+  SMU11_SYSPLL3_1_SMNCLK_ID = 1,       //	SMNCLK
+  SMU11_SYSPLL3_1_LCLK_ID = 2,         //	LCLK
+};
+
 struct  atom_get_smu_clock_info_output_parameters_v3_1
 {
   union {
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
index 26fbeaf..18b5b2f 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.c
@@ -79,12 +79,13 @@
 #define PCIE_BUS_CLK                10000
 #define TCLK                        (PCIE_BUS_CLK / 10)
 
-static const struct profile_mode_setting smu7_profiling[5] =
+static const struct profile_mode_setting smu7_profiling[6] =
 					{{1, 0, 100, 30, 1, 0, 100, 10},
 					 {1, 10, 0, 30, 0, 0, 0, 0},
 					 {0, 0, 0, 0, 1, 10, 16, 31},
 					 {1, 0, 11, 50, 1, 0, 100, 10},
 					 {1, 0, 5, 30, 0, 0, 0, 0},
+					 {0, 0, 0, 0, 0, 0, 0, 0},
 					};
 
 /** Values for the CG_THERMAL_CTRL::DPM_EVENT_SRC field. */
@@ -4864,6 +4865,17 @@ static int smu7_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf)
 	len = sizeof(smu7_profiling) / sizeof(struct profile_mode_setting);
 
 	for (i = 0; i < len; i++) {
+		if (i == hwmgr->power_profile_mode) {
+			size += sprintf(buf + size, "%3d %14s %s: %8d %16d %16d %16d %16d %16d\n",
+			i, profile_name[i], "*",
+			data->current_profile_setting.sclk_up_hyst,
+			data->current_profile_setting.sclk_down_hyst,
+			data->current_profile_setting.sclk_activity,
+			data->current_profile_setting.mclk_up_hyst,
+			data->current_profile_setting.mclk_down_hyst,
+			data->current_profile_setting.mclk_activity);
+			continue;
+		}
 		if (smu7_profiling[i].bupdate_sclk)
 			size += sprintf(buf + size, "%3d %16s: %8d %16d %16d ",
 			i, profile_name[i], smu7_profiling[i].sclk_up_hyst,
@@ -4883,24 +4895,6 @@ static int smu7_get_power_profile_mode(struct pp_hwmgr *hwmgr, char *buf)
 			"-", "-", "-");
 	}
 
-	size += sprintf(buf + size, "%3d %16s: %8d %16d %16d %16d %16d %16d\n",
-			i, profile_name[i],
-			data->custom_profile_setting.sclk_up_hyst,
-			data->custom_profile_setting.sclk_down_hyst,
-			data->custom_profile_setting.sclk_activity,
-			data->custom_profile_setting.mclk_up_hyst,
-			data->custom_profile_setting.mclk_down_hyst,
-			data->custom_profile_setting.mclk_activity);
-
-	size += sprintf(buf + size, "%3s %16s: %8d %16d %16d %16d %16d %16d\n",
-			"*", "CURRENT",
-			data->current_profile_setting.sclk_up_hyst,
-			data->current_profile_setting.sclk_down_hyst,
-			data->current_profile_setting.sclk_activity,
-			data->current_profile_setting.mclk_up_hyst,
-			data->current_profile_setting.mclk_down_hyst,
-			data->current_profile_setting.mclk_activity);
-
 	return size;
 }
 
@@ -4939,16 +4933,16 @@ static int smu7_set_power_profile_mode(struct pp_hwmgr *hwmgr, long *input, uint
 		if (size < 8)
 			return -EINVAL;
 
-		data->custom_profile_setting.bupdate_sclk = input[0];
-		data->custom_profile_setting.sclk_up_hyst = input[1];
-		data->custom_profile_setting.sclk_down_hyst = input[2];
-		data->custom_profile_setting.sclk_activity = input[3];
-		data->custom_profile_setting.bupdate_mclk = input[4];
-		data->custom_profile_setting.mclk_up_hyst = input[5];
-		data->custom_profile_setting.mclk_down_hyst = input[6];
-		data->custom_profile_setting.mclk_activity = input[7];
-		if (!smum_update_dpm_settings(hwmgr, &data->custom_profile_setting)) {
-			memcpy(&data->current_profile_setting, &data->custom_profile_setting, sizeof(struct profile_mode_setting));
+		tmp.bupdate_sclk = input[0];
+		tmp.sclk_up_hyst = input[1];
+		tmp.sclk_down_hyst = input[2];
+		tmp.sclk_activity = input[3];
+		tmp.bupdate_mclk = input[4];
+		tmp.mclk_up_hyst = input[5];
+		tmp.mclk_down_hyst = input[6];
+		tmp.mclk_activity = input[7];
+		if (!smum_update_dpm_settings(hwmgr, &tmp)) {
+			memcpy(&data->current_profile_setting, &tmp, sizeof(struct profile_mode_setting));
 			hwmgr->power_profile_mode = mode;
 		}
 		break;
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h
index f40179c..b8d0bb3 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_hwmgr.h
@@ -325,7 +325,6 @@ struct smu7_hwmgr {
 	uint16_t                              mem_latency_high;
 	uint16_t                              mem_latency_low;
 	uint32_t                              vr_config;
-	struct profile_mode_setting           custom_profile_setting;
 	struct profile_mode_setting           current_profile_setting;
 };
 
diff --git a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
index 03bc745..d9e92e3 100644
--- a/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
+++ b/drivers/gpu/drm/amd/powerplay/hwmgr/smu7_powertune.c
@@ -852,12 +852,10 @@ int smu7_set_power_limit(struct pp_hwmgr *hwmgr, uint32_t n)
 {
 	struct smu7_hwmgr *data = (struct smu7_hwmgr *)(hwmgr->backend);
 
-	n = (n & 0xff) << 8;
-
 	if (data->power_containment_features &
 			POWERCONTAINMENT_FEATURE_PkgPwrLimit)
 		return smum_send_msg_to_smc_with_parameter(hwmgr,
-				PPSMC_MSG_PkgPwrSetLimit, n);
+				PPSMC_MSG_PkgPwrSetLimit, n<<8);
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig
index 3aa65bd..684ac62 100644
--- a/drivers/gpu/drm/bridge/Kconfig
+++ b/drivers/gpu/drm/bridge/Kconfig
@@ -74,6 +74,7 @@
 	tristate "Silicon Image SII8620 HDMI/MHL bridge"
 	depends on OF && RC_CORE
 	select DRM_KMS_HELPER
+	imply EXTCON
 	help
 	  Silicon Image SII8620 HDMI/MHL bridge chip driver.
 
diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 7d25c42..c825c76 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -155,6 +155,8 @@ void drm_atomic_state_default_clear(struct drm_atomic_state *state)
 						       state->connectors[i].state);
 		state->connectors[i].ptr = NULL;
 		state->connectors[i].state = NULL;
+		state->connectors[i].old_state = NULL;
+		state->connectors[i].new_state = NULL;
 		drm_connector_put(connector);
 	}
 
@@ -169,6 +171,8 @@ void drm_atomic_state_default_clear(struct drm_atomic_state *state)
 
 		state->crtcs[i].ptr = NULL;
 		state->crtcs[i].state = NULL;
+		state->crtcs[i].old_state = NULL;
+		state->crtcs[i].new_state = NULL;
 	}
 
 	for (i = 0; i < config->num_total_plane; i++) {
@@ -181,6 +185,8 @@ void drm_atomic_state_default_clear(struct drm_atomic_state *state)
 						   state->planes[i].state);
 		state->planes[i].ptr = NULL;
 		state->planes[i].state = NULL;
+		state->planes[i].old_state = NULL;
+		state->planes[i].new_state = NULL;
 	}
 
 	for (i = 0; i < state->num_private_objs; i++) {
@@ -190,6 +196,8 @@ void drm_atomic_state_default_clear(struct drm_atomic_state *state)
 						 state->private_objs[i].state);
 		state->private_objs[i].ptr = NULL;
 		state->private_objs[i].state = NULL;
+		state->private_objs[i].old_state = NULL;
+		state->private_objs[i].new_state = NULL;
 	}
 	state->num_private_objs = 0;
 
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index a1b9338..c2c21d8 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -716,7 +716,7 @@ static void remove_compat_control_link(struct drm_device *dev)
 	if (!minor)
 		return;
 
-	name = kasprintf(GFP_KERNEL, "controlD%d", minor->index);
+	name = kasprintf(GFP_KERNEL, "controlD%d", minor->index + 64);
 	if (!name)
 		return;
 
diff --git a/drivers/gpu/drm/drm_dumb_buffers.c b/drivers/gpu/drm/drm_dumb_buffers.c
index 39ac15c..9e2ae02 100644
--- a/drivers/gpu/drm/drm_dumb_buffers.c
+++ b/drivers/gpu/drm/drm_dumb_buffers.c
@@ -65,12 +65,13 @@ int drm_mode_create_dumb_ioctl(struct drm_device *dev,
 		return -EINVAL;
 
 	/* overflow checks for 32bit size calculations */
-	/* NOTE: DIV_ROUND_UP() can overflow */
+	if (args->bpp > U32_MAX - 8)
+		return -EINVAL;
 	cpp = DIV_ROUND_UP(args->bpp, 8);
-	if (!cpp || cpp > 0xffffffffU / args->width)
+	if (cpp > U32_MAX / args->width)
 		return -EINVAL;
 	stride = cpp * args->width;
-	if (args->height > 0xffffffffU / stride)
+	if (args->height > U32_MAX / stride)
 		return -EINVAL;
 
 	/* test for wrap-around */
diff --git a/drivers/gpu/drm/drm_file.c b/drivers/gpu/drm/drm_file.c
index e394799..6d9b945 100644
--- a/drivers/gpu/drm/drm_file.c
+++ b/drivers/gpu/drm/drm_file.c
@@ -212,6 +212,7 @@ static int drm_open_helper(struct file *filp, struct drm_minor *minor)
 		return -ENOMEM;
 
 	filp->private_data = priv;
+	filp->f_mode |= FMODE_UNSIGNED_OFFSET;
 	priv->filp = filp;
 	priv->pid = get_pid(task_pid(current));
 	priv->minor = minor;
diff --git a/drivers/gpu/drm/exynos/exynos_hdmi.c b/drivers/gpu/drm/exynos/exynos_hdmi.c
index abd84cb..09c4bc0 100644
--- a/drivers/gpu/drm/exynos/exynos_hdmi.c
+++ b/drivers/gpu/drm/exynos/exynos_hdmi.c
@@ -954,8 +954,6 @@ static int hdmi_create_connector(struct drm_encoder *encoder)
 	drm_mode_connector_attach_encoder(connector, encoder);
 
 	if (hdata->bridge) {
-		encoder->bridge = hdata->bridge;
-		hdata->bridge->encoder = encoder;
 		ret = drm_bridge_attach(encoder, hdata->bridge, NULL);
 		if (ret)
 			DRM_ERROR("Failed to attach bridge\n");
diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c
index 257299e..272c79f 100644
--- a/drivers/gpu/drm/exynos/exynos_mixer.c
+++ b/drivers/gpu/drm/exynos/exynos_mixer.c
@@ -473,7 +473,7 @@ static void vp_video_buffer(struct mixer_context *ctx,
 			chroma_addr[1] = chroma_addr[0] + 0x40;
 		} else {
 			luma_addr[1] = luma_addr[0] + fb->pitches[0];
-			chroma_addr[1] = chroma_addr[0] + fb->pitches[0];
+			chroma_addr[1] = chroma_addr[0] + fb->pitches[1];
 		}
 	} else {
 		luma_addr[1] = 0;
@@ -482,6 +482,7 @@ static void vp_video_buffer(struct mixer_context *ctx,
 
 	spin_lock_irqsave(&ctx->reg_slock, flags);
 
+	vp_reg_write(ctx, VP_SHADOW_UPDATE, 1);
 	/* interlace or progressive scan mode */
 	val = (test_bit(MXR_BIT_INTERLACE, &ctx->flags) ? ~0 : 0);
 	vp_reg_writemask(ctx, VP_MODE, val, VP_MODE_LINE_SKIP);
@@ -495,21 +496,23 @@ static void vp_video_buffer(struct mixer_context *ctx,
 	vp_reg_write(ctx, VP_IMG_SIZE_Y, VP_IMG_HSIZE(fb->pitches[0]) |
 		VP_IMG_VSIZE(fb->height));
 	/* chroma plane for NV12/NV21 is half the height of the luma plane */
-	vp_reg_write(ctx, VP_IMG_SIZE_C, VP_IMG_HSIZE(fb->pitches[0]) |
+	vp_reg_write(ctx, VP_IMG_SIZE_C, VP_IMG_HSIZE(fb->pitches[1]) |
 		VP_IMG_VSIZE(fb->height / 2));
 
 	vp_reg_write(ctx, VP_SRC_WIDTH, state->src.w);
-	vp_reg_write(ctx, VP_SRC_HEIGHT, state->src.h);
 	vp_reg_write(ctx, VP_SRC_H_POSITION,
 			VP_SRC_H_POSITION_VAL(state->src.x));
-	vp_reg_write(ctx, VP_SRC_V_POSITION, state->src.y);
-
 	vp_reg_write(ctx, VP_DST_WIDTH, state->crtc.w);
 	vp_reg_write(ctx, VP_DST_H_POSITION, state->crtc.x);
+
 	if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
+		vp_reg_write(ctx, VP_SRC_HEIGHT, state->src.h / 2);
+		vp_reg_write(ctx, VP_SRC_V_POSITION, state->src.y / 2);
 		vp_reg_write(ctx, VP_DST_HEIGHT, state->crtc.h / 2);
 		vp_reg_write(ctx, VP_DST_V_POSITION, state->crtc.y / 2);
 	} else {
+		vp_reg_write(ctx, VP_SRC_HEIGHT, state->src.h);
+		vp_reg_write(ctx, VP_SRC_V_POSITION, state->src.y);
 		vp_reg_write(ctx, VP_DST_HEIGHT, state->crtc.h);
 		vp_reg_write(ctx, VP_DST_V_POSITION, state->crtc.y);
 	}
@@ -699,6 +702,15 @@ static irqreturn_t mixer_irq_handler(int irq, void *arg)
 
 		/* interlace scan need to check shadow register */
 		if (test_bit(MXR_BIT_INTERLACE, &ctx->flags)) {
+			if (test_bit(MXR_BIT_VP_ENABLED, &ctx->flags) &&
+			    vp_reg_read(ctx, VP_SHADOW_UPDATE))
+				goto out;
+
+			base = mixer_reg_read(ctx, MXR_CFG);
+			shadow = mixer_reg_read(ctx, MXR_CFG_S);
+			if (base != shadow)
+				goto out;
+
 			base = mixer_reg_read(ctx, MXR_GRAPHIC_BASE(0));
 			shadow = mixer_reg_read(ctx, MXR_GRAPHIC_BASE_S(0));
 			if (base != shadow)
diff --git a/drivers/gpu/drm/exynos/regs-mixer.h b/drivers/gpu/drm/exynos/regs-mixer.h
index c311f57..189cfa2 100644
--- a/drivers/gpu/drm/exynos/regs-mixer.h
+++ b/drivers/gpu/drm/exynos/regs-mixer.h
@@ -47,6 +47,7 @@
 #define MXR_MO				0x0304
 #define MXR_RESOLUTION			0x0310
 
+#define MXR_CFG_S			0x2004
 #define MXR_GRAPHIC0_BASE_S		0x2024
 #define MXR_GRAPHIC1_BASE_S		0x2044
 
diff --git a/drivers/gpu/drm/i915/i915_gem_userptr.c b/drivers/gpu/drm/i915/i915_gem_userptr.c
index d596a83..854bd51 100644
--- a/drivers/gpu/drm/i915/i915_gem_userptr.c
+++ b/drivers/gpu/drm/i915/i915_gem_userptr.c
@@ -778,6 +778,9 @@ i915_gem_userptr_ioctl(struct drm_device *dev,
 			    I915_USERPTR_UNSYNCHRONIZED))
 		return -EINVAL;
 
+	if (!args->user_size)
+		return -EINVAL;
+
 	if (offset_in_page(args->user_ptr | args->user_size))
 		return -EINVAL;
 
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index e6a8c0e..8a69a92 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -7326,6 +7326,9 @@ enum {
 #define SLICE_ECO_CHICKEN0			_MMIO(0x7308)
 #define   PIXEL_MASK_CAMMING_DISABLE		(1 << 14)
 
+#define GEN9_WM_CHICKEN3			_MMIO(0x5588)
+#define   GEN9_FACTOR_IN_CLR_VAL_HIZ		(1 << 9)
+
 /* WaCatErrorRejectionIssue */
 #define GEN7_SQ_CHICKEN_MBCUNIT_CONFIG		_MMIO(0x9030)
 #define  GEN7_SQ_CHICKEN_MBCUNIT_SQINTMOB	(1<<11)
diff --git a/drivers/gpu/drm/i915/intel_cdclk.c b/drivers/gpu/drm/i915/intel_cdclk.c
index 32d24c6..704ddb4 100644
--- a/drivers/gpu/drm/i915/intel_cdclk.c
+++ b/drivers/gpu/drm/i915/intel_cdclk.c
@@ -2302,9 +2302,44 @@ static int bdw_modeset_calc_cdclk(struct drm_atomic_state *state)
 	return 0;
 }
 
+static int skl_dpll0_vco(struct intel_atomic_state *intel_state)
+{
+	struct drm_i915_private *dev_priv = to_i915(intel_state->base.dev);
+	struct intel_crtc *crtc;
+	struct intel_crtc_state *crtc_state;
+	int vco, i;
+
+	vco = intel_state->cdclk.logical.vco;
+	if (!vco)
+		vco = dev_priv->skl_preferred_vco_freq;
+
+	for_each_new_intel_crtc_in_state(intel_state, crtc, crtc_state, i) {
+		if (!crtc_state->base.enable)
+			continue;
+
+		if (!intel_crtc_has_type(crtc_state, INTEL_OUTPUT_EDP))
+			continue;
+
+		/*
+		 * DPLL0 VCO may need to be adjusted to get the correct
+		 * clock for eDP. This will affect cdclk as well.
+		 */
+		switch (crtc_state->port_clock / 2) {
+		case 108000:
+		case 216000:
+			vco = 8640000;
+			break;
+		default:
+			vco = 8100000;
+			break;
+		}
+	}
+
+	return vco;
+}
+
 static int skl_modeset_calc_cdclk(struct drm_atomic_state *state)
 {
-	struct drm_i915_private *dev_priv = to_i915(state->dev);
 	struct intel_atomic_state *intel_state = to_intel_atomic_state(state);
 	int min_cdclk, cdclk, vco;
 
@@ -2312,9 +2347,7 @@ static int skl_modeset_calc_cdclk(struct drm_atomic_state *state)
 	if (min_cdclk < 0)
 		return min_cdclk;
 
-	vco = intel_state->cdclk.logical.vco;
-	if (!vco)
-		vco = dev_priv->skl_preferred_vco_freq;
+	vco = skl_dpll0_vco(intel_state);
 
 	/*
 	 * FIXME should also account for plane ratio
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 3b48fd2..56004ff 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -15178,6 +15178,8 @@ static void intel_modeset_readout_hw_state(struct drm_device *dev)
 		memset(&crtc->base.mode, 0, sizeof(crtc->base.mode));
 		if (crtc_state->base.active) {
 			intel_mode_from_pipe_config(&crtc->base.mode, crtc_state);
+			crtc->base.mode.hdisplay = crtc_state->pipe_src_w;
+			crtc->base.mode.vdisplay = crtc_state->pipe_src_h;
 			intel_mode_from_pipe_config(&crtc_state->base.adjusted_mode, crtc_state);
 			WARN_ON(drm_atomic_set_mode_for_crtc(crtc->base.state, &crtc->base.mode));
 
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 9a4a51e..b7b4cfd 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -1881,26 +1881,6 @@ intel_dp_compute_config(struct intel_encoder *encoder,
 				reduce_m_n);
 	}
 
-	/*
-	 * DPLL0 VCO may need to be adjusted to get the correct
-	 * clock for eDP. This will affect cdclk as well.
-	 */
-	if (intel_dp_is_edp(intel_dp) && IS_GEN9_BC(dev_priv)) {
-		int vco;
-
-		switch (pipe_config->port_clock / 2) {
-		case 108000:
-		case 216000:
-			vco = 8640000;
-			break;
-		default:
-			vco = 8100000;
-			break;
-		}
-
-		to_intel_atomic_state(pipe_config->base.state)->cdclk.logical.vco = vco;
-	}
-
 	if (!HAS_DDI(dev_priv))
 		intel_dp_set_clock(encoder, pipe_config);
 
diff --git a/drivers/gpu/drm/i915/intel_engine_cs.c b/drivers/gpu/drm/i915/intel_engine_cs.c
index 4ba139c..f7c2582 100644
--- a/drivers/gpu/drm/i915/intel_engine_cs.c
+++ b/drivers/gpu/drm/i915/intel_engine_cs.c
@@ -1149,6 +1149,10 @@ static int gen9_init_workarounds(struct intel_engine_cs *engine)
 	WA_SET_FIELD_MASKED(GEN8_CS_CHICKEN1, GEN9_PREEMPT_GPGPU_LEVEL_MASK,
 			    GEN9_PREEMPT_GPGPU_COMMAND_LEVEL);
 
+	/* WaClearHIZ_WM_CHICKEN3:bxt,glk */
+	if (IS_GEN9_LP(dev_priv))
+		WA_SET_BIT_MASKED(GEN9_WM_CHICKEN3, GEN9_FACTOR_IN_CLR_VAL_HIZ);
+
 	/* WaVFEStateAfterPipeControlwithMediaStateClear:skl,bxt,glk,cfl */
 	ret = wa_ring_whitelist_reg(engine, GEN9_CTX_PREEMPT_REG);
 	if (ret)
diff --git a/drivers/gpu/drm/i915/intel_lrc.c b/drivers/gpu/drm/i915/intel_lrc.c
index e3a5f67..8704f7f 100644
--- a/drivers/gpu/drm/i915/intel_lrc.c
+++ b/drivers/gpu/drm/i915/intel_lrc.c
@@ -884,6 +884,7 @@ static void execlists_submission_tasklet(unsigned long data)
 
 			head = execlists->csb_head;
 			tail = READ_ONCE(buf[write_idx]);
+			rmb(); /* Hopefully paired with a wmb() in HW */
 		}
 		GEM_TRACE("%s cs-irq head=%d [%d%s], tail=%d [%d%s]\n",
 			  engine->name,
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index d35d2d5..8691c86 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -326,7 +326,8 @@ static void intel_enable_lvds(struct intel_encoder *encoder,
 
 	I915_WRITE(PP_CONTROL(0), I915_READ(PP_CONTROL(0)) | PANEL_POWER_ON);
 	POSTING_READ(lvds_encoder->reg);
-	if (intel_wait_for_register(dev_priv, PP_STATUS(0), PP_ON, PP_ON, 1000))
+
+	if (intel_wait_for_register(dev_priv, PP_STATUS(0), PP_ON, PP_ON, 5000))
 		DRM_ERROR("timed out waiting for panel to power on\n");
 
 	intel_panel_enable_backlight(pipe_config, conn_state);
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.c b/drivers/gpu/drm/nouveau/nouveau_bo.c
index 6f402c4..ab61c03 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.c
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.c
@@ -214,7 +214,6 @@ nouveau_bo_new(struct nouveau_cli *cli, u64 size, int align,
 	INIT_LIST_HEAD(&nvbo->entry);
 	INIT_LIST_HEAD(&nvbo->vma_list);
 	nvbo->bo.bdev = &drm->ttm.bdev;
-	nvbo->cli = cli;
 
 	/* This is confusing, and doesn't actually mean we want an uncached
 	 * mapping, but is what NOUVEAU_GEM_DOMAIN_COHERENT gets translated
diff --git a/drivers/gpu/drm/nouveau/nouveau_bo.h b/drivers/gpu/drm/nouveau/nouveau_bo.h
index be8e00b..73c4844 100644
--- a/drivers/gpu/drm/nouveau/nouveau_bo.h
+++ b/drivers/gpu/drm/nouveau/nouveau_bo.h
@@ -26,8 +26,6 @@ struct nouveau_bo {
 
 	struct list_head vma_list;
 
-	struct nouveau_cli *cli;
-
 	unsigned contig:1;
 	unsigned page:5;
 	unsigned kind:8;
diff --git a/drivers/gpu/drm/nouveau/nouveau_ttm.c b/drivers/gpu/drm/nouveau/nouveau_ttm.c
index dff51a0..8c093ca 100644
--- a/drivers/gpu/drm/nouveau/nouveau_ttm.c
+++ b/drivers/gpu/drm/nouveau/nouveau_ttm.c
@@ -63,7 +63,7 @@ nouveau_vram_manager_new(struct ttm_mem_type_manager *man,
 			 struct ttm_mem_reg *reg)
 {
 	struct nouveau_bo *nvbo = nouveau_bo(bo);
-	struct nouveau_drm *drm = nvbo->cli->drm;
+	struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
 	struct nouveau_mem *mem;
 	int ret;
 
@@ -103,7 +103,7 @@ nouveau_gart_manager_new(struct ttm_mem_type_manager *man,
 			 struct ttm_mem_reg *reg)
 {
 	struct nouveau_bo *nvbo = nouveau_bo(bo);
-	struct nouveau_drm *drm = nvbo->cli->drm;
+	struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
 	struct nouveau_mem *mem;
 	int ret;
 
@@ -131,7 +131,7 @@ nv04_gart_manager_new(struct ttm_mem_type_manager *man,
 		      struct ttm_mem_reg *reg)
 {
 	struct nouveau_bo *nvbo = nouveau_bo(bo);
-	struct nouveau_drm *drm = nvbo->cli->drm;
+	struct nouveau_drm *drm = nouveau_bdev(bo->bdev);
 	struct nouveau_mem *mem;
 	int ret;
 
diff --git a/drivers/gpu/drm/nouveau/nv50_display.c b/drivers/gpu/drm/nouveau/nv50_display.c
index 8bd739c..2b3ccd8 100644
--- a/drivers/gpu/drm/nouveau/nv50_display.c
+++ b/drivers/gpu/drm/nouveau/nv50_display.c
@@ -3264,10 +3264,11 @@ nv50_mstm_destroy_connector(struct drm_dp_mst_topology_mgr *mgr,
 
 	drm_connector_unregister(&mstc->connector);
 
-	drm_modeset_lock_all(drm->dev);
 	drm_fb_helper_remove_one_connector(&drm->fbcon->helper, &mstc->connector);
+
+	drm_modeset_lock(&drm->dev->mode_config.connection_mutex, NULL);
 	mstc->port = NULL;
-	drm_modeset_unlock_all(drm->dev);
+	drm_modeset_unlock(&drm->dev->mode_config.connection_mutex);
 
 	drm_connector_unreference(&mstc->connector);
 }
@@ -3277,9 +3278,7 @@ nv50_mstm_register_connector(struct drm_connector *connector)
 {
 	struct nouveau_drm *drm = nouveau_drm(connector->dev);
 
-	drm_modeset_lock_all(drm->dev);
 	drm_fb_helper_add_one_connector(&drm->fbcon->helper, connector);
-	drm_modeset_unlock_all(drm->dev);
 
 	drm_connector_register(connector);
 }
diff --git a/drivers/gpu/drm/omapdrm/dss/dispc.c b/drivers/gpu/drm/omapdrm/dss/dispc.c
index 5e2e65e..7f3ac6b 100644
--- a/drivers/gpu/drm/omapdrm/dss/dispc.c
+++ b/drivers/gpu/drm/omapdrm/dss/dispc.c
@@ -828,6 +828,12 @@ static void dispc_ovl_set_scale_coef(struct dispc_device *dispc,
 	h_coef = dispc_ovl_get_scale_coef(fir_hinc, true);
 	v_coef = dispc_ovl_get_scale_coef(fir_vinc, five_taps);
 
+	if (!h_coef || !v_coef) {
+		dev_err(&dispc->pdev->dev, "%s: failed to find scale coefs\n",
+			__func__);
+		return;
+	}
+
 	for (i = 0; i < 8; i++) {
 		u32 h, hv;
 
@@ -2342,7 +2348,7 @@ static int dispc_ovl_calc_scaling_24xx(struct dispc_device *dispc,
 	}
 
 	if (in_width > maxsinglelinewidth) {
-		DSSERR("Cannot scale max input width exceeded");
+		DSSERR("Cannot scale max input width exceeded\n");
 		return -EINVAL;
 	}
 	return 0;
@@ -2424,13 +2430,13 @@ static int dispc_ovl_calc_scaling_34xx(struct dispc_device *dispc,
 	}
 
 	if (in_width > (maxsinglelinewidth * 2)) {
-		DSSERR("Cannot setup scaling");
-		DSSERR("width exceeds maximum width possible");
+		DSSERR("Cannot setup scaling\n");
+		DSSERR("width exceeds maximum width possible\n");
 		return -EINVAL;
 	}
 
 	if (in_width > maxsinglelinewidth && *five_taps) {
-		DSSERR("cannot setup scaling with five taps");
+		DSSERR("cannot setup scaling with five taps\n");
 		return -EINVAL;
 	}
 	return 0;
@@ -2472,7 +2478,7 @@ static int dispc_ovl_calc_scaling_44xx(struct dispc_device *dispc,
 			in_width > maxsinglelinewidth && ++*decim_x);
 
 	if (in_width > maxsinglelinewidth) {
-		DSSERR("Cannot scale width exceeds max line width");
+		DSSERR("Cannot scale width exceeds max line width\n");
 		return -EINVAL;
 	}
 
@@ -2490,7 +2496,7 @@ static int dispc_ovl_calc_scaling_44xx(struct dispc_device *dispc,
 		 * bandwidth. Despite what theory says this appears to
 		 * be true also for 16-bit color formats.
 		 */
-		DSSERR("Not enough bandwidth, too much downscaling (x-decimation factor %d > 4)", *decim_x);
+		DSSERR("Not enough bandwidth, too much downscaling (x-decimation factor %d > 4)\n", *decim_x);
 
 		return -EINVAL;
 	}
@@ -4633,7 +4639,7 @@ static int dispc_errata_i734_wa_init(struct dispc_device *dispc)
 						i734_buf.size, &i734_buf.paddr,
 						GFP_KERNEL);
 	if (!i734_buf.vaddr) {
-		dev_err(&dispc->pdev->dev, "%s: dma_alloc_writecombine failed",
+		dev_err(&dispc->pdev->dev, "%s: dma_alloc_writecombine failed\n",
 			__func__);
 		return -ENOMEM;
 	}
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4.c b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
index 97c8886..5879f45 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4.c
@@ -679,7 +679,7 @@ static int hdmi_audio_config(struct device *dev,
 			     struct omap_dss_audio *dss_audio)
 {
 	struct omap_hdmi *hd = dev_get_drvdata(dev);
-	int ret;
+	int ret = 0;
 
 	mutex_lock(&hd->lock);
 
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
index 35ed2ad..813ba42 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi4_core.c
@@ -922,8 +922,13 @@ int hdmi4_core_init(struct platform_device *pdev, struct hdmi_core_data *core)
 {
 	const struct hdmi4_features *features;
 	struct resource *res;
+	const struct soc_device_attribute *soc;
 
-	features = soc_device_match(hdmi4_soc_devices)->data;
+	soc = soc_device_match(hdmi4_soc_devices);
+	if (!soc)
+		return -ENODEV;
+
+	features = soc->data;
 	core->cts_swmode = features->cts_swmode;
 	core->audio_use_mclk = features->audio_use_mclk;
 
diff --git a/drivers/gpu/drm/omapdrm/dss/hdmi5.c b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
index d28da9a..ae1a001 100644
--- a/drivers/gpu/drm/omapdrm/dss/hdmi5.c
+++ b/drivers/gpu/drm/omapdrm/dss/hdmi5.c
@@ -671,7 +671,7 @@ static int hdmi_audio_config(struct device *dev,
 			     struct omap_dss_audio *dss_audio)
 {
 	struct omap_hdmi *hd = dev_get_drvdata(dev);
-	int ret;
+	int ret = 0;
 
 	mutex_lock(&hd->lock);
 
diff --git a/drivers/gpu/drm/omapdrm/omap_connector.c b/drivers/gpu/drm/omapdrm/omap_connector.c
index a0d7b1d..5cde26a 100644
--- a/drivers/gpu/drm/omapdrm/omap_connector.c
+++ b/drivers/gpu/drm/omapdrm/omap_connector.c
@@ -121,6 +121,9 @@ static int omap_connector_get_modes(struct drm_connector *connector)
 	if (dssdrv->read_edid) {
 		void *edid = kzalloc(MAX_EDID, GFP_KERNEL);
 
+		if (!edid)
+			return 0;
+
 		if ((dssdrv->read_edid(dssdev, edid, MAX_EDID) > 0) &&
 				drm_edid_is_valid(edid)) {
 			drm_mode_connector_update_edid_property(
@@ -139,6 +142,9 @@ static int omap_connector_get_modes(struct drm_connector *connector)
 		struct drm_display_mode *mode = drm_mode_create(dev);
 		struct videomode vm = {0};
 
+		if (!mode)
+			return 0;
+
 		dssdrv->get_timings(dssdev, &vm);
 
 		drm_display_mode_from_videomode(&vm, mode);
@@ -200,6 +206,10 @@ static int omap_connector_mode_valid(struct drm_connector *connector,
 	if (!r) {
 		/* check if vrefresh is still valid */
 		new_mode = drm_mode_duplicate(dev, mode);
+
+		if (!new_mode)
+			return MODE_BAD;
+
 		new_mode->clock = vm.pixelclock / 1000;
 		new_mode->vrefresh = 0;
 		if (mode->vrefresh == drm_mode_vrefresh(new_mode))
diff --git a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
index f9fa1c9..401c02e 100644
--- a/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
+++ b/drivers/gpu/drm/omapdrm/omap_dmm_tiler.c
@@ -401,12 +401,16 @@ int tiler_unpin(struct tiler_block *block)
 struct tiler_block *tiler_reserve_2d(enum tiler_fmt fmt, u16 w,
 		u16 h, u16 align)
 {
-	struct tiler_block *block = kzalloc(sizeof(*block), GFP_KERNEL);
+	struct tiler_block *block;
 	u32 min_align = 128;
 	int ret;
 	unsigned long flags;
 	u32 slot_bytes;
 
+	block = kzalloc(sizeof(*block), GFP_KERNEL);
+	if (!block)
+		return ERR_PTR(-ENOMEM);
+
 	BUG_ON(!validfmt(fmt));
 
 	/* convert width/height to slots */
diff --git a/drivers/gpu/drm/omapdrm/tcm-sita.c b/drivers/gpu/drm/omapdrm/tcm-sita.c
index d7f7bc9..817be3c 100644
--- a/drivers/gpu/drm/omapdrm/tcm-sita.c
+++ b/drivers/gpu/drm/omapdrm/tcm-sita.c
@@ -90,7 +90,7 @@ static int l2r_t2b(u16 w, u16 h, u16 a, s16 offset,
 {
 	int i;
 	unsigned long index;
-	bool area_free;
+	bool area_free = false;
 	unsigned long slots_per_band = PAGE_SIZE / slot_bytes;
 	unsigned long bit_offset = (offset > 0) ? offset / slot_bytes : 0;
 	unsigned long curr_bit = bit_offset;
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc.c b/drivers/gpu/drm/ttm/ttm_page_alloc.c
index f0481b7..06c94e3 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc.c
@@ -910,7 +910,8 @@ static int ttm_get_pages(struct page **pages, unsigned npages, int flags,
 			while (npages >= HPAGE_PMD_NR) {
 				gfp_t huge_flags = gfp_flags;
 
-				huge_flags |= GFP_TRANSHUGE;
+				huge_flags |= GFP_TRANSHUGE_LIGHT | __GFP_NORETRY |
+					__GFP_KSWAPD_RECLAIM;
 				huge_flags &= ~__GFP_MOVABLE;
 				huge_flags &= ~__GFP_COMP;
 				p = alloc_pages(huge_flags, HPAGE_PMD_ORDER);
@@ -1027,11 +1028,15 @@ int ttm_page_alloc_init(struct ttm_mem_global *glob, unsigned max_pages)
 				  GFP_USER | GFP_DMA32, "uc dma", 0);
 
 	ttm_page_pool_init_locked(&_manager->wc_pool_huge,
-				  GFP_TRANSHUGE	& ~(__GFP_MOVABLE | __GFP_COMP),
+				  (GFP_TRANSHUGE_LIGHT | __GFP_NORETRY |
+				   __GFP_KSWAPD_RECLAIM) &
+				  ~(__GFP_MOVABLE | __GFP_COMP),
 				  "wc huge", order);
 
 	ttm_page_pool_init_locked(&_manager->uc_pool_huge,
-				  GFP_TRANSHUGE	& ~(__GFP_MOVABLE | __GFP_COMP)
+				  (GFP_TRANSHUGE_LIGHT | __GFP_NORETRY |
+				   __GFP_KSWAPD_RECLAIM) &
+				  ~(__GFP_MOVABLE | __GFP_COMP)
 				  , "uc huge", order);
 
 	_manager->options.max_size = max_pages;
diff --git a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
index 8a25d19..f63d99c 100644
--- a/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
+++ b/drivers/gpu/drm/ttm/ttm_page_alloc_dma.c
@@ -910,7 +910,8 @@ static gfp_t ttm_dma_pool_gfp_flags(struct ttm_dma_tt *ttm_dma, bool huge)
 		gfp_flags |= __GFP_ZERO;
 
 	if (huge) {
-		gfp_flags |= GFP_TRANSHUGE;
+		gfp_flags |= GFP_TRANSHUGE_LIGHT | __GFP_NORETRY |
+			__GFP_KSWAPD_RECLAIM;
 		gfp_flags &= ~__GFP_MOVABLE;
 		gfp_flags &= ~__GFP_COMP;
 	}
diff --git a/drivers/gpu/drm/vc4/vc4_dpi.c b/drivers/gpu/drm/vc4/vc4_dpi.c
index 72c9dbd..f185812 100644
--- a/drivers/gpu/drm/vc4/vc4_dpi.c
+++ b/drivers/gpu/drm/vc4/vc4_dpi.c
@@ -96,7 +96,6 @@ struct vc4_dpi {
 	struct platform_device *pdev;
 
 	struct drm_encoder *encoder;
-	struct drm_connector *connector;
 
 	void __iomem *regs;
 
@@ -164,14 +163,31 @@ static void vc4_dpi_encoder_disable(struct drm_encoder *encoder)
 
 static void vc4_dpi_encoder_enable(struct drm_encoder *encoder)
 {
+	struct drm_device *dev = encoder->dev;
 	struct drm_display_mode *mode = &encoder->crtc->mode;
 	struct vc4_dpi_encoder *vc4_encoder = to_vc4_dpi_encoder(encoder);
 	struct vc4_dpi *dpi = vc4_encoder->dpi;
+	struct drm_connector_list_iter conn_iter;
+	struct drm_connector *connector = NULL, *connector_scan;
 	u32 dpi_c = DPI_ENABLE | DPI_OUTPUT_ENABLE_MODE;
 	int ret;
 
-	if (dpi->connector->display_info.num_bus_formats) {
-		u32 bus_format = dpi->connector->display_info.bus_formats[0];
+	/* Look up the connector attached to DPI so we can get the
+	 * bus_format.  Ideally the bridge would tell us the
+	 * bus_format we want, but it doesn't yet, so assume that it's
+	 * uniform throughout the bridge chain.
+	 */
+	drm_connector_list_iter_begin(dev, &conn_iter);
+	drm_for_each_connector_iter(connector_scan, &conn_iter) {
+		if (connector_scan->encoder == encoder) {
+			connector = connector_scan;
+			break;
+		}
+	}
+	drm_connector_list_iter_end(&conn_iter);
+
+	if (connector && connector->display_info.num_bus_formats) {
+		u32 bus_format = connector->display_info.bus_formats[0];
 
 		switch (bus_format) {
 		case MEDIA_BUS_FMT_RGB888_1X24:
@@ -199,6 +215,9 @@ static void vc4_dpi_encoder_enable(struct drm_encoder *encoder)
 			DRM_ERROR("Unknown media bus format %d\n", bus_format);
 			break;
 		}
+	} else {
+		/* Default to 24bit if no connector found. */
+		dpi_c |= VC4_SET_FIELD(DPI_FORMAT_24BIT_888_RGB, DPI_FORMAT);
 	}
 
 	if (mode->flags & DRM_MODE_FLAG_NHSYNC)
diff --git a/drivers/gpu/drm/vc4/vc4_drv.c b/drivers/gpu/drm/vc4/vc4_drv.c
index 94b99c9..7c95ed5 100644
--- a/drivers/gpu/drm/vc4/vc4_drv.c
+++ b/drivers/gpu/drm/vc4/vc4_drv.c
@@ -130,6 +130,7 @@ static void vc4_close(struct drm_device *dev, struct drm_file *file)
 	struct vc4_file *vc4file = file->driver_priv;
 
 	vc4_perfmon_close_file(vc4file);
+	kfree(vc4file);
 }
 
 static const struct vm_operations_struct vc4_vm_ops = {
diff --git a/drivers/gpu/drm/vc4/vc4_plane.c b/drivers/gpu/drm/vc4/vc4_plane.c
index ce39390..13dcaad 100644
--- a/drivers/gpu/drm/vc4/vc4_plane.c
+++ b/drivers/gpu/drm/vc4/vc4_plane.c
@@ -503,7 +503,7 @@ static int vc4_plane_mode_set(struct drm_plane *plane,
 	 * the scl fields here.
 	 */
 	if (num_planes == 1) {
-		scl0 = vc4_get_scl_field(state, 1);
+		scl0 = vc4_get_scl_field(state, 0);
 		scl1 = scl0;
 	} else {
 		scl0 = vc4_get_scl_field(state, 1);
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
index 648f812..3d667e9 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_scrn.c
@@ -482,6 +482,8 @@ vmw_sou_primary_plane_prepare_fb(struct drm_plane *plane,
 		return ret;
 	}
 
+	vps->dmabuf_size = size;
+
 	/*
 	 * TTM already thinks the buffer is pinned, but make sure the
 	 * pin_count is upped.
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 60252fd..0000434 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -462,10 +462,11 @@
 	select NEW_LEDS
 	select LEDS_CLASS
 	---help---
-	Support for Lenovo devices that are not fully compliant with HID standard.
+	Support for IBM/Lenovo devices that are not fully compliant with HID standard.
 
-	Say Y if you want support for the non-compliant features of the Lenovo
-	Thinkpad standalone keyboards, e.g:
+	Say Y if you want support for horizontal scrolling of the IBM/Lenovo
+	Scrollpoint mice or the non-compliant features of the Lenovo Thinkpad
+	standalone keyboards, e.g:
 	- ThinkPad USB Keyboard with TrackPoint (supports extra LEDs and trackpoint
 	  configuration)
 	- ThinkPad Compact Bluetooth Keyboard with TrackPoint (supports Fn keys)
diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h
index 0b5cc91..46f5ecd 100644
--- a/drivers/hid/hid-ids.h
+++ b/drivers/hid/hid-ids.h
@@ -552,6 +552,13 @@
 #define USB_VENDOR_ID_HUION		0x256c
 #define USB_DEVICE_ID_HUION_TABLET	0x006e
 
+#define USB_VENDOR_ID_IBM					0x04b3
+#define USB_DEVICE_ID_IBM_SCROLLPOINT_III			0x3100
+#define USB_DEVICE_ID_IBM_SCROLLPOINT_PRO			0x3103
+#define USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL			0x3105
+#define USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL		0x3108
+#define USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO	0x3109
+
 #define USB_VENDOR_ID_IDEACOM		0x1cb6
 #define USB_DEVICE_ID_IDEACOM_IDC6650	0x6650
 #define USB_DEVICE_ID_IDEACOM_IDC6651	0x6651
@@ -684,6 +691,7 @@
 #define USB_DEVICE_ID_LENOVO_TPKBD	0x6009
 #define USB_DEVICE_ID_LENOVO_CUSBKBD	0x6047
 #define USB_DEVICE_ID_LENOVO_CBTKBD	0x6048
+#define USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL	0x6049
 #define USB_DEVICE_ID_LENOVO_TPPRODOCK	0x6067
 #define USB_DEVICE_ID_LENOVO_X1_COVER	0x6085
 #define USB_DEVICE_ID_LENOVO_X1_TAB	0x60a3
@@ -964,6 +972,7 @@
 #define USB_DEVICE_ID_SIS817_TOUCH	0x0817
 #define USB_DEVICE_ID_SIS_TS		0x1013
 #define USB_DEVICE_ID_SIS1030_TOUCH	0x1030
+#define USB_DEVICE_ID_SIS10FB_TOUCH	0x10fb
 
 #define USB_VENDOR_ID_SKYCABLE			0x1223
 #define	USB_DEVICE_ID_SKYCABLE_WIRELESS_PRESENTER	0x3F07
diff --git a/drivers/hid/hid-lenovo.c b/drivers/hid/hid-lenovo.c
index 1ac4ff4..643b6eb 100644
--- a/drivers/hid/hid-lenovo.c
+++ b/drivers/hid/hid-lenovo.c
@@ -6,6 +6,17 @@
  *
  *  Copyright (c) 2012 Bernhard Seibold
  *  Copyright (c) 2014 Jamie Lentin <jm@lentin.co.uk>
+ *
+ * Linux IBM/Lenovo Scrollpoint mouse driver:
+ * - IBM Scrollpoint III
+ * - IBM Scrollpoint Pro
+ * - IBM Scrollpoint Optical
+ * - IBM Scrollpoint Optical 800dpi
+ * - IBM Scrollpoint Optical 800dpi Pro
+ * - Lenovo Scrollpoint Optical
+ *
+ *  Copyright (c) 2012 Peter De Wachter <pdewacht@gmail.com>
+ *  Copyright (c) 2018 Peter Ganzhorn <peter.ganzhorn@gmail.com>
  */
 
 /*
@@ -160,6 +171,17 @@ static int lenovo_input_mapping_cptkbd(struct hid_device *hdev,
 	return 0;
 }
 
+static int lenovo_input_mapping_scrollpoint(struct hid_device *hdev,
+		struct hid_input *hi, struct hid_field *field,
+		struct hid_usage *usage, unsigned long **bit, int *max)
+{
+	if (usage->hid == HID_GD_Z) {
+		hid_map_usage(hi, usage, bit, max, EV_REL, REL_HWHEEL);
+		return 1;
+	}
+	return 0;
+}
+
 static int lenovo_input_mapping(struct hid_device *hdev,
 		struct hid_input *hi, struct hid_field *field,
 		struct hid_usage *usage, unsigned long **bit, int *max)
@@ -172,6 +194,14 @@ static int lenovo_input_mapping(struct hid_device *hdev,
 	case USB_DEVICE_ID_LENOVO_CBTKBD:
 		return lenovo_input_mapping_cptkbd(hdev, hi, field,
 							usage, bit, max);
+	case USB_DEVICE_ID_IBM_SCROLLPOINT_III:
+	case USB_DEVICE_ID_IBM_SCROLLPOINT_PRO:
+	case USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL:
+	case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL:
+	case USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO:
+	case USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL:
+		return lenovo_input_mapping_scrollpoint(hdev, hi, field,
+							usage, bit, max);
 	default:
 		return 0;
 	}
@@ -883,6 +913,12 @@ static const struct hid_device_id lenovo_devices[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CUSBKBD) },
 	{ HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_CBTKBD) },
 	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_TPPRODOCK) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_III) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_PRO) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_OPTICAL) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_IBM, USB_DEVICE_ID_IBM_SCROLLPOINT_800DPI_OPTICAL_PRO) },
+	{ HID_USB_DEVICE(USB_VENDOR_ID_LENOVO, USB_DEVICE_ID_LENOVO_SCROLLPOINT_OPTICAL) },
 	{ }
 };
 
diff --git a/drivers/hid/i2c-hid/i2c-hid.c b/drivers/hid/i2c-hid/i2c-hid.c
index 9633286..cc33622 100644
--- a/drivers/hid/i2c-hid/i2c-hid.c
+++ b/drivers/hid/i2c-hid/i2c-hid.c
@@ -174,6 +174,8 @@ static const struct i2c_hid_quirks {
 		I2C_HID_QUIRK_NO_IRQ_AFTER_RESET },
 	{ I2C_VENDOR_ID_RAYD, I2C_PRODUCT_ID_RAYD_3118,
 		I2C_HID_QUIRK_RESEND_REPORT_DESCR },
+	{ USB_VENDOR_ID_SIS_TOUCH, USB_DEVICE_ID_SIS10FB_TOUCH,
+		I2C_HID_QUIRK_RESEND_REPORT_DESCR },
 	{ 0, 0 }
 };
 
diff --git a/drivers/hid/intel-ish-hid/ishtp-hid-client.c b/drivers/hid/intel-ish-hid/ishtp-hid-client.c
index 157b44a..acc2536 100644
--- a/drivers/hid/intel-ish-hid/ishtp-hid-client.c
+++ b/drivers/hid/intel-ish-hid/ishtp-hid-client.c
@@ -77,21 +77,21 @@ static void process_recv(struct ishtp_cl *hid_ishtp_cl, void *recv_buf,
 	struct ishtp_cl_data *client_data = hid_ishtp_cl->client_data;
 	int curr_hid_dev = client_data->cur_hid_dev;
 
-	if (data_len < sizeof(struct hostif_msg_hdr)) {
-		dev_err(&client_data->cl_device->dev,
-			"[hid-ish]: error, received %u which is less than data header %u\n",
-			(unsigned int)data_len,
-			(unsigned int)sizeof(struct hostif_msg_hdr));
-		++client_data->bad_recv_cnt;
-		ish_hw_reset(hid_ishtp_cl->dev);
-		return;
-	}
-
 	payload = recv_buf + sizeof(struct hostif_msg_hdr);
 	total_len = data_len;
 	cur_pos = 0;
 
 	do {
+		if (cur_pos + sizeof(struct hostif_msg) > total_len) {
+			dev_err(&client_data->cl_device->dev,
+				"[hid-ish]: error, received %u which is less than data header %u\n",
+				(unsigned int)data_len,
+				(unsigned int)sizeof(struct hostif_msg_hdr));
+			++client_data->bad_recv_cnt;
+			ish_hw_reset(hid_ishtp_cl->dev);
+			break;
+		}
+
 		recv_msg = (struct hostif_msg *)(recv_buf + cur_pos);
 		payload_len = recv_msg->hdr.size;
 
@@ -412,9 +412,7 @@ void hid_ishtp_get_report(struct hid_device *hid, int report_id,
 {
 	struct ishtp_hid_data *hid_data =  hid->driver_data;
 	struct ishtp_cl_data *client_data = hid_data->client_data;
-	static unsigned char	buf[10];
-	unsigned int	len;
-	struct hostif_msg_to_sensor *msg = (struct hostif_msg_to_sensor *)buf;
+	struct hostif_msg_to_sensor msg = {};
 	int	rv;
 	int	i;
 
@@ -426,14 +424,11 @@ void hid_ishtp_get_report(struct hid_device *hid, int report_id,
 		return;
 	}
 
-	len = sizeof(struct hostif_msg_to_sensor);
-
-	memset(msg, 0, sizeof(struct hostif_msg_to_sensor));
-	msg->hdr.command = (report_type == HID_FEATURE_REPORT) ?
+	msg.hdr.command = (report_type == HID_FEATURE_REPORT) ?
 		HOSTIF_GET_FEATURE_REPORT : HOSTIF_GET_INPUT_REPORT;
 	for (i = 0; i < client_data->num_hid_devices; ++i) {
 		if (hid == client_data->hid_sensor_hubs[i]) {
-			msg->hdr.device_id =
+			msg.hdr.device_id =
 				client_data->hid_devices[i].dev_id;
 			break;
 		}
@@ -442,8 +437,9 @@ void hid_ishtp_get_report(struct hid_device *hid, int report_id,
 	if (i == client_data->num_hid_devices)
 		return;
 
-	msg->report_id = report_id;
-	rv = ishtp_cl_send(client_data->hid_ishtp_cl, buf, len);
+	msg.report_id = report_id;
+	rv = ishtp_cl_send(client_data->hid_ishtp_cl, (uint8_t *)&msg,
+			    sizeof(msg));
 	if (rv)
 		hid_ishtp_trace(client_data,  "%s hid %p send failed\n",
 				__func__, hid);
diff --git a/drivers/hid/intel-ish-hid/ishtp/bus.c b/drivers/hid/intel-ish-hid/ishtp/bus.c
index f272cdd..2623a56 100644
--- a/drivers/hid/intel-ish-hid/ishtp/bus.c
+++ b/drivers/hid/intel-ish-hid/ishtp/bus.c
@@ -418,7 +418,7 @@ static struct ishtp_cl_device *ishtp_bus_add_device(struct ishtp_device *dev,
 		list_del(&device->device_link);
 		spin_unlock_irqrestore(&dev->device_list_lock, flags);
 		dev_err(dev->devc, "Failed to register ISHTP client device\n");
-		kfree(device);
+		put_device(&device->dev);
 		return NULL;
 	}
 
diff --git a/drivers/hid/wacom_sys.c b/drivers/hid/wacom_sys.c
index b54ef1f..ee7a37e 100644
--- a/drivers/hid/wacom_sys.c
+++ b/drivers/hid/wacom_sys.c
@@ -1213,8 +1213,10 @@ static int __wacom_devm_sysfs_create_group(struct wacom *wacom,
 	devres->root = root;
 
 	error = sysfs_create_group(devres->root, group);
-	if (error)
+	if (error) {
+		devres_free(devres);
 		return error;
+	}
 
 	devres_add(&wacom->hdev->dev, devres);
 
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index f249a44..6ec307c 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -272,7 +272,7 @@
 
 config SENSORS_K10TEMP
 	tristate "AMD Family 10h+ temperature sensor"
-	depends on X86 && PCI
+	depends on X86 && PCI && AMD_NB
 	help
 	  If you say yes here you get support for the temperature
 	  sensor(s) inside your CPU. Supported are later revisions of
diff --git a/drivers/hwmon/k10temp.c b/drivers/hwmon/k10temp.c
index d2cc55e..3b73dee 100644
--- a/drivers/hwmon/k10temp.c
+++ b/drivers/hwmon/k10temp.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <asm/amd_nb.h>
 #include <asm/processor.h>
 
 MODULE_DESCRIPTION("AMD Family 10h+ CPU core temperature monitor");
@@ -40,8 +41,8 @@ static DEFINE_MUTEX(nb_smu_ind_mutex);
 #define PCI_DEVICE_ID_AMD_17H_DF_F3	0x1463
 #endif
 
-#ifndef PCI_DEVICE_ID_AMD_17H_RR_NB
-#define PCI_DEVICE_ID_AMD_17H_RR_NB	0x15d0
+#ifndef PCI_DEVICE_ID_AMD_17H_M10H_DF_F3
+#define PCI_DEVICE_ID_AMD_17H_M10H_DF_F3	0x15eb
 #endif
 
 /* CPUID function 0x80000001, ebx */
@@ -63,10 +64,12 @@ static DEFINE_MUTEX(nb_smu_ind_mutex);
 #define  NB_CAP_HTC			0x00000400
 
 /*
- * For F15h M60h, functionality of REG_REPORTED_TEMPERATURE
- * has been moved to D0F0xBC_xD820_0CA4 [Reported Temperature
- * Control]
+ * For F15h M60h and M70h, REG_HARDWARE_THERMAL_CONTROL
+ * and REG_REPORTED_TEMPERATURE have been moved to
+ * D0F0xBC_xD820_0C64 [Hardware Temperature Control]
+ * D0F0xBC_xD820_0CA4 [Reported Temperature Control]
  */
+#define F15H_M60H_HARDWARE_TEMP_CTRL_OFFSET	0xd8200c64
 #define F15H_M60H_REPORTED_TEMP_CTRL_OFFSET	0xd8200ca4
 
 /* F17h M01h Access througn SMN */
@@ -74,6 +77,7 @@ static DEFINE_MUTEX(nb_smu_ind_mutex);
 
 struct k10temp_data {
 	struct pci_dev *pdev;
+	void (*read_htcreg)(struct pci_dev *pdev, u32 *regval);
 	void (*read_tempreg)(struct pci_dev *pdev, u32 *regval);
 	int temp_offset;
 	u32 temp_adjust_mask;
@@ -98,6 +102,11 @@ static const struct tctl_offset tctl_offset_table[] = {
 	{ 0x17, "AMD Ryzen Threadripper 1910", 10000 },
 };
 
+static void read_htcreg_pci(struct pci_dev *pdev, u32 *regval)
+{
+	pci_read_config_dword(pdev, REG_HARDWARE_THERMAL_CONTROL, regval);
+}
+
 static void read_tempreg_pci(struct pci_dev *pdev, u32 *regval)
 {
 	pci_read_config_dword(pdev, REG_REPORTED_TEMPERATURE, regval);
@@ -114,6 +123,12 @@ static void amd_nb_index_read(struct pci_dev *pdev, unsigned int devfn,
 	mutex_unlock(&nb_smu_ind_mutex);
 }
 
+static void read_htcreg_nb_f15(struct pci_dev *pdev, u32 *regval)
+{
+	amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0xb8,
+			  F15H_M60H_HARDWARE_TEMP_CTRL_OFFSET, regval);
+}
+
 static void read_tempreg_nb_f15(struct pci_dev *pdev, u32 *regval)
 {
 	amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0xb8,
@@ -122,8 +137,8 @@ static void read_tempreg_nb_f15(struct pci_dev *pdev, u32 *regval)
 
 static void read_tempreg_nb_f17(struct pci_dev *pdev, u32 *regval)
 {
-	amd_nb_index_read(pdev, PCI_DEVFN(0, 0), 0x60,
-			  F17H_M01H_REPORTED_TEMP_CTRL_OFFSET, regval);
+	amd_smn_read(amd_pci_dev_to_node_id(pdev),
+		     F17H_M01H_REPORTED_TEMP_CTRL_OFFSET, regval);
 }
 
 static ssize_t temp1_input_show(struct device *dev,
@@ -160,8 +175,7 @@ static ssize_t show_temp_crit(struct device *dev,
 	u32 regval;
 	int value;
 
-	pci_read_config_dword(data->pdev,
-			      REG_HARDWARE_THERMAL_CONTROL, &regval);
+	data->read_htcreg(data->pdev, &regval);
 	value = ((regval >> 16) & 0x7f) * 500 + 52000;
 	if (show_hyst)
 		value -= ((regval >> 24) & 0xf) * 500;
@@ -181,13 +195,18 @@ static umode_t k10temp_is_visible(struct kobject *kobj,
 	struct pci_dev *pdev = data->pdev;
 
 	if (index >= 2) {
-		u32 reg_caps, reg_htc;
+		u32 reg;
+
+		if (!data->read_htcreg)
+			return 0;
 
 		pci_read_config_dword(pdev, REG_NORTHBRIDGE_CAPABILITIES,
-				      &reg_caps);
-		pci_read_config_dword(pdev, REG_HARDWARE_THERMAL_CONTROL,
-				      &reg_htc);
-		if (!(reg_caps & NB_CAP_HTC) || !(reg_htc & HTC_ENABLE))
+				      &reg);
+		if (!(reg & NB_CAP_HTC))
+			return 0;
+
+		data->read_htcreg(data->pdev, &reg);
+		if (!(reg & HTC_ENABLE))
 			return 0;
 	}
 	return attr->mode;
@@ -268,11 +287,13 @@ static int k10temp_probe(struct pci_dev *pdev,
 
 	if (boot_cpu_data.x86 == 0x15 && (boot_cpu_data.x86_model == 0x60 ||
 					  boot_cpu_data.x86_model == 0x70)) {
+		data->read_htcreg = read_htcreg_nb_f15;
 		data->read_tempreg = read_tempreg_nb_f15;
 	} else if (boot_cpu_data.x86 == 0x17) {
 		data->temp_adjust_mask = 0x80000;
 		data->read_tempreg = read_tempreg_nb_f17;
 	} else {
+		data->read_htcreg = read_htcreg_pci;
 		data->read_tempreg = read_tempreg_pci;
 	}
 
@@ -302,7 +323,7 @@ static const struct pci_device_id k10temp_id_table[] = {
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_NB_F3) },
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_16H_M30H_NB_F3) },
 	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_DF_F3) },
-	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_RR_NB) },
+	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_17H_M10H_DF_F3) },
 	{}
 };
 MODULE_DEVICE_TABLE(pci, k10temp_id_table);
diff --git a/drivers/md/bcache/debug.c b/drivers/md/bcache/debug.c
index 4e63c6f..d030ce3 100644
--- a/drivers/md/bcache/debug.c
+++ b/drivers/md/bcache/debug.c
@@ -250,7 +250,9 @@ void bch_debug_exit(void)
 
 int __init bch_debug_init(struct kobject *kobj)
 {
-	bcache_debug = debugfs_create_dir("bcache", NULL);
+	if (!IS_ENABLED(CONFIG_DEBUG_FS))
+		return 0;
 
+	bcache_debug = debugfs_create_dir("bcache", NULL);
 	return IS_ERR_OR_NULL(bcache_debug);
 }
diff --git a/drivers/md/dm-bufio.c b/drivers/md/dm-bufio.c
index 12aa9ca..dc385b7 100644
--- a/drivers/md/dm-bufio.c
+++ b/drivers/md/dm-bufio.c
@@ -1681,8 +1681,9 @@ struct dm_bufio_client *dm_bufio_client_create(struct block_device *bdev, unsign
 
 	if (block_size <= KMALLOC_MAX_SIZE &&
 	    (block_size < PAGE_SIZE || !is_power_of_2(block_size))) {
-		snprintf(slab_name, sizeof slab_name, "dm_bufio_cache-%u", c->block_size);
-		c->slab_cache = kmem_cache_create(slab_name, c->block_size, ARCH_KMALLOC_MINALIGN,
+		unsigned align = min(1U << __ffs(block_size), (unsigned)PAGE_SIZE);
+		snprintf(slab_name, sizeof slab_name, "dm_bufio_cache-%u", block_size);
+		c->slab_cache = kmem_cache_create(slab_name, block_size, align,
 						  SLAB_RECLAIM_ACCOUNT, NULL);
 		if (!c->slab_cache) {
 			r = -ENOMEM;
diff --git a/drivers/md/dm-cache-background-tracker.c b/drivers/md/dm-cache-background-tracker.c
index 1d0af0a..84814e8 100644
--- a/drivers/md/dm-cache-background-tracker.c
+++ b/drivers/md/dm-cache-background-tracker.c
@@ -166,7 +166,7 @@ static bool max_work_reached(struct background_tracker *b)
 		atomic_read(&b->pending_demotes) >= b->max_work;
 }
 
-struct bt_work *alloc_work(struct background_tracker *b)
+static struct bt_work *alloc_work(struct background_tracker *b)
 {
 	if (max_work_reached(b))
 		return NULL;
diff --git a/drivers/md/dm-integrity.c b/drivers/md/dm-integrity.c
index 77d9fe5..514fb4a 100644
--- a/drivers/md/dm-integrity.c
+++ b/drivers/md/dm-integrity.c
@@ -2440,7 +2440,7 @@ static void dm_integrity_free_journal_scatterlist(struct dm_integrity_c *ic, str
 	unsigned i;
 	for (i = 0; i < ic->journal_sections; i++)
 		kvfree(sl[i]);
-	kfree(sl);
+	kvfree(sl);
 }
 
 static struct scatterlist **dm_integrity_alloc_journal_scatterlist(struct dm_integrity_c *ic, struct page_list *pl)
diff --git a/drivers/md/dm-raid1.c b/drivers/md/dm-raid1.c
index 580c49c..5903e49 100644
--- a/drivers/md/dm-raid1.c
+++ b/drivers/md/dm-raid1.c
@@ -23,6 +23,8 @@
 
 #define MAX_RECOVERY 1	/* Maximum number of regions recovered in parallel. */
 
+#define MAX_NR_MIRRORS	(DM_KCOPYD_MAX_REGIONS + 1)
+
 #define DM_RAID1_HANDLE_ERRORS	0x01
 #define DM_RAID1_KEEP_LOG	0x02
 #define errors_handled(p)	((p)->features & DM_RAID1_HANDLE_ERRORS)
@@ -255,7 +257,7 @@ static int mirror_flush(struct dm_target *ti)
 	unsigned long error_bits;
 
 	unsigned int i;
-	struct dm_io_region io[ms->nr_mirrors];
+	struct dm_io_region io[MAX_NR_MIRRORS];
 	struct mirror *m;
 	struct dm_io_request io_req = {
 		.bi_op = REQ_OP_WRITE,
@@ -651,7 +653,7 @@ static void write_callback(unsigned long error, void *context)
 static void do_write(struct mirror_set *ms, struct bio *bio)
 {
 	unsigned int i;
-	struct dm_io_region io[ms->nr_mirrors], *dest = io;
+	struct dm_io_region io[MAX_NR_MIRRORS], *dest = io;
 	struct mirror *m;
 	struct dm_io_request io_req = {
 		.bi_op = REQ_OP_WRITE,
@@ -1083,7 +1085,7 @@ static int mirror_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	argc -= args_used;
 
 	if (!argc || sscanf(argv[0], "%u%c", &nr_mirrors, &dummy) != 1 ||
-	    nr_mirrors < 2 || nr_mirrors > DM_KCOPYD_MAX_REGIONS + 1) {
+	    nr_mirrors < 2 || nr_mirrors > MAX_NR_MIRRORS) {
 		ti->error = "Invalid number of mirrors";
 		dm_dirty_log_destroy(dl);
 		return -EINVAL;
@@ -1404,7 +1406,7 @@ static void mirror_status(struct dm_target *ti, status_type_t type,
 	int num_feature_args = 0;
 	struct mirror_set *ms = (struct mirror_set *) ti->private;
 	struct dm_dirty_log *log = dm_rh_dirty_log(ms->rh);
-	char buffer[ms->nr_mirrors + 1];
+	char buffer[MAX_NR_MIRRORS + 1];
 
 	switch (type) {
 	case STATUSTYPE_INFO:
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 4ea404d..0a7b010 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1020,7 +1020,8 @@ int dm_set_target_max_io_len(struct dm_target *ti, sector_t len)
 EXPORT_SYMBOL_GPL(dm_set_target_max_io_len);
 
 static struct dm_target *dm_dax_get_live_target(struct mapped_device *md,
-		sector_t sector, int *srcu_idx)
+						sector_t sector, int *srcu_idx)
+	__acquires(md->io_barrier)
 {
 	struct dm_table *map;
 	struct dm_target *ti;
@@ -1037,7 +1038,7 @@ static struct dm_target *dm_dax_get_live_target(struct mapped_device *md,
 }
 
 static long dm_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff,
-		long nr_pages, void **kaddr, pfn_t *pfn)
+				 long nr_pages, void **kaddr, pfn_t *pfn)
 {
 	struct mapped_device *md = dax_get_private(dax_dev);
 	sector_t sector = pgoff * PAGE_SECTORS;
@@ -1065,7 +1066,7 @@ static long dm_dax_direct_access(struct dax_device *dax_dev, pgoff_t pgoff,
 }
 
 static size_t dm_dax_copy_from_iter(struct dax_device *dax_dev, pgoff_t pgoff,
-		void *addr, size_t bytes, struct iov_iter *i)
+				    void *addr, size_t bytes, struct iov_iter *i)
 {
 	struct mapped_device *md = dax_get_private(dax_dev);
 	sector_t sector = pgoff * PAGE_SECTORS;
diff --git a/drivers/mtd/nand/onenand/omap2.c b/drivers/mtd/nand/onenand/omap2.c
index 9c159f0..3211371 100644
--- a/drivers/mtd/nand/onenand/omap2.c
+++ b/drivers/mtd/nand/onenand/omap2.c
@@ -375,56 +375,42 @@ static int omap2_onenand_read_bufferram(struct mtd_info *mtd, int area,
 {
 	struct omap2_onenand *c = container_of(mtd, struct omap2_onenand, mtd);
 	struct onenand_chip *this = mtd->priv;
-	dma_addr_t dma_src, dma_dst;
-	int bram_offset;
+	struct device *dev = &c->pdev->dev;
 	void *buf = (void *)buffer;
+	dma_addr_t dma_src, dma_dst;
+	int bram_offset, err;
 	size_t xtra;
-	int ret;
 
 	bram_offset = omap2_onenand_bufferram_offset(mtd, area) + area + offset;
-	if (bram_offset & 3 || (size_t)buf & 3 || count < 384)
+	/*
+	 * If the buffer address is not DMA-able, len is not long enough to make
+	 * DMA transfers profitable or panic_write() may be in an interrupt
+	 * context fallback to PIO mode.
+	 */
+	if (!virt_addr_valid(buf) || bram_offset & 3 || (size_t)buf & 3 ||
+	    count < 384 || in_interrupt() || oops_in_progress )
 		goto out_copy;
 
-	/* panic_write() may be in an interrupt context */
-	if (in_interrupt() || oops_in_progress)
-		goto out_copy;
-
-	if (buf >= high_memory) {
-		struct page *p1;
-
-		if (((size_t)buf & PAGE_MASK) !=
-		    ((size_t)(buf + count - 1) & PAGE_MASK))
-			goto out_copy;
-		p1 = vmalloc_to_page(buf);
-		if (!p1)
-			goto out_copy;
-		buf = page_address(p1) + ((size_t)buf & ~PAGE_MASK);
-	}
-
 	xtra = count & 3;
 	if (xtra) {
 		count -= xtra;
 		memcpy(buf + count, this->base + bram_offset + count, xtra);
 	}
 
+	dma_dst = dma_map_single(dev, buf, count, DMA_FROM_DEVICE);
 	dma_src = c->phys_base + bram_offset;
-	dma_dst = dma_map_single(&c->pdev->dev, buf, count, DMA_FROM_DEVICE);
-	if (dma_mapping_error(&c->pdev->dev, dma_dst)) {
-		dev_err(&c->pdev->dev,
-			"Couldn't DMA map a %d byte buffer\n",
-			count);
+
+	if (dma_mapping_error(dev, dma_dst)) {
+		dev_err(dev, "Couldn't DMA map a %d byte buffer\n", count);
 		goto out_copy;
 	}
 
-	ret = omap2_onenand_dma_transfer(c, dma_src, dma_dst, count);
-	dma_unmap_single(&c->pdev->dev, dma_dst, count, DMA_FROM_DEVICE);
+	err = omap2_onenand_dma_transfer(c, dma_src, dma_dst, count);
+	dma_unmap_single(dev, dma_dst, count, DMA_FROM_DEVICE);
+	if (!err)
+		return 0;
 
-	if (ret) {
-		dev_err(&c->pdev->dev, "timeout waiting for DMA\n");
-		goto out_copy;
-	}
-
-	return 0;
+	dev_err(dev, "timeout waiting for DMA\n");
 
 out_copy:
 	memcpy(buf, this->base + bram_offset, count);
@@ -437,49 +423,34 @@ static int omap2_onenand_write_bufferram(struct mtd_info *mtd, int area,
 {
 	struct omap2_onenand *c = container_of(mtd, struct omap2_onenand, mtd);
 	struct onenand_chip *this = mtd->priv;
-	dma_addr_t dma_src, dma_dst;
-	int bram_offset;
+	struct device *dev = &c->pdev->dev;
 	void *buf = (void *)buffer;
-	int ret;
+	dma_addr_t dma_src, dma_dst;
+	int bram_offset, err;
 
 	bram_offset = omap2_onenand_bufferram_offset(mtd, area) + area + offset;
-	if (bram_offset & 3 || (size_t)buf & 3 || count < 384)
+	/*
+	 * If the buffer address is not DMA-able, len is not long enough to make
+	 * DMA transfers profitable or panic_write() may be in an interrupt
+	 * context fallback to PIO mode.
+	 */
+	if (!virt_addr_valid(buf) || bram_offset & 3 || (size_t)buf & 3 ||
+	    count < 384 || in_interrupt() || oops_in_progress )
 		goto out_copy;
 
-	/* panic_write() may be in an interrupt context */
-	if (in_interrupt() || oops_in_progress)
-		goto out_copy;
-
-	if (buf >= high_memory) {
-		struct page *p1;
-
-		if (((size_t)buf & PAGE_MASK) !=
-		    ((size_t)(buf + count - 1) & PAGE_MASK))
-			goto out_copy;
-		p1 = vmalloc_to_page(buf);
-		if (!p1)
-			goto out_copy;
-		buf = page_address(p1) + ((size_t)buf & ~PAGE_MASK);
-	}
-
-	dma_src = dma_map_single(&c->pdev->dev, buf, count, DMA_TO_DEVICE);
+	dma_src = dma_map_single(dev, buf, count, DMA_TO_DEVICE);
 	dma_dst = c->phys_base + bram_offset;
-	if (dma_mapping_error(&c->pdev->dev, dma_src)) {
-		dev_err(&c->pdev->dev,
-			"Couldn't DMA map a %d byte buffer\n",
-			count);
-		return -1;
-	}
-
-	ret = omap2_onenand_dma_transfer(c, dma_src, dma_dst, count);
-	dma_unmap_single(&c->pdev->dev, dma_src, count, DMA_TO_DEVICE);
-
-	if (ret) {
-		dev_err(&c->pdev->dev, "timeout waiting for DMA\n");
+	if (dma_mapping_error(dev, dma_src)) {
+		dev_err(dev, "Couldn't DMA map a %d byte buffer\n", count);
 		goto out_copy;
 	}
 
-	return 0;
+	err = omap2_onenand_dma_transfer(c, dma_src, dma_dst, count);
+	dma_unmap_page(dev, dma_src, count, DMA_TO_DEVICE);
+	if (!err)
+		return 0;
+
+	dev_err(dev, "timeout waiting for DMA\n");
 
 out_copy:
 	memcpy(this->base + bram_offset, buf, count);
diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index 1d779a3..ebb1d14 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -1074,7 +1074,7 @@ static int marvell_nfc_hw_ecc_hmg_do_write_page(struct nand_chip *chip,
 		return ret;
 
 	ret = marvell_nfc_wait_op(chip,
-				  chip->data_interface.timings.sdr.tPROG_max);
+				  PSEC_TO_MSEC(chip->data_interface.timings.sdr.tPROG_max));
 	return ret;
 }
 
@@ -1194,11 +1194,13 @@ static void marvell_nfc_hw_ecc_bch_read_chunk(struct nand_chip *chip, int chunk,
 				  NDCB0_CMD2(NAND_CMD_READSTART);
 
 	/*
-	 * Trigger the naked read operation only on the last chunk.
-	 * Otherwise, use monolithic read.
+	 * Trigger the monolithic read on the first chunk, then naked read on
+	 * intermediate chunks and finally a last naked read on the last chunk.
 	 */
-	if (lt->nchunks == 1 || (chunk < lt->nchunks - 1))
+	if (chunk == 0)
 		nfc_op.ndcb[0] |= NDCB0_CMD_XTYPE(XTYPE_MONOLITHIC_RW);
+	else if (chunk < lt->nchunks - 1)
+		nfc_op.ndcb[0] |= NDCB0_CMD_XTYPE(XTYPE_NAKED_RW);
 	else
 		nfc_op.ndcb[0] |= NDCB0_CMD_XTYPE(XTYPE_LAST_NAKED_RW);
 
@@ -1408,6 +1410,7 @@ marvell_nfc_hw_ecc_bch_write_chunk(struct nand_chip *chip, int chunk,
 	struct marvell_nand_chip *marvell_nand = to_marvell_nand(chip);
 	struct marvell_nfc *nfc = to_marvell_nfc(chip->controller);
 	const struct marvell_hw_ecc_layout *lt = to_marvell_nand(chip)->layout;
+	u32 xtype;
 	int ret;
 	struct marvell_nfc_op nfc_op = {
 		.ndcb[0] = NDCB0_CMD_TYPE(TYPE_WRITE) | NDCB0_LEN_OVRD,
@@ -1423,7 +1426,12 @@ marvell_nfc_hw_ecc_bch_write_chunk(struct nand_chip *chip, int chunk,
 	 * last naked write.
 	 */
 	if (chunk == 0) {
-		nfc_op.ndcb[0] |= NDCB0_CMD_XTYPE(XTYPE_WRITE_DISPATCH) |
+		if (lt->nchunks == 1)
+			xtype = XTYPE_MONOLITHIC_RW;
+		else
+			xtype = XTYPE_WRITE_DISPATCH;
+
+		nfc_op.ndcb[0] |= NDCB0_CMD_XTYPE(xtype) |
 				  NDCB0_ADDR_CYC(marvell_nand->addr_cyc) |
 				  NDCB0_CMD1(NAND_CMD_SEQIN);
 		nfc_op.ndcb[1] |= NDCB1_ADDRS_PAGE(page);
@@ -1494,7 +1502,7 @@ static int marvell_nfc_hw_ecc_bch_write_page(struct mtd_info *mtd,
 	}
 
 	ret = marvell_nfc_wait_op(chip,
-				  chip->data_interface.timings.sdr.tPROG_max);
+				  PSEC_TO_MSEC(chip->data_interface.timings.sdr.tPROG_max));
 
 	marvell_nfc_disable_hw_ecc(chip);
 
diff --git a/drivers/mtd/nand/raw/nand_base.c b/drivers/mtd/nand/raw/nand_base.c
index 72f3a89..f28c3a5 100644
--- a/drivers/mtd/nand/raw/nand_base.c
+++ b/drivers/mtd/nand/raw/nand_base.c
@@ -706,12 +706,17 @@ static void nand_wait_status_ready(struct mtd_info *mtd, unsigned long timeo)
  */
 int nand_soft_waitrdy(struct nand_chip *chip, unsigned long timeout_ms)
 {
+	const struct nand_sdr_timings *timings;
 	u8 status = 0;
 	int ret;
 
 	if (!chip->exec_op)
 		return -ENOTSUPP;
 
+	/* Wait tWB before polling the STATUS reg. */
+	timings = nand_get_sdr_timings(&chip->data_interface);
+	ndelay(PSEC_TO_NSEC(timings->tWB_max));
+
 	ret = nand_status_op(chip, NULL);
 	if (ret)
 		return ret;
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index 1ed9529..5eb0df2 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -450,7 +450,7 @@ static void rlb_update_client(struct rlb_client_info *client_info)
 {
 	int i;
 
-	if (!client_info->slave)
+	if (!client_info->slave || !is_valid_ether_addr(client_info->mac_dst))
 		return;
 
 	for (i = 0; i < RLB_ARP_BURST_SIZE; i++) {
@@ -943,6 +943,10 @@ static void alb_send_lp_vid(struct slave *slave, u8 mac_addr[],
 	skb->priority = TC_PRIO_CONTROL;
 	skb->dev = slave->dev;
 
+	netdev_dbg(slave->bond->dev,
+		   "Send learning packet: dev %s mac %pM vlan %d\n",
+		   slave->dev->name, mac_addr, vid);
+
 	if (vid)
 		__vlan_hwaccel_put_tag(skb, vlan_proto, vid);
 
@@ -965,14 +969,13 @@ static int alb_upper_dev_walk(struct net_device *upper, void *_data)
 	u8 *mac_addr = data->mac_addr;
 	struct bond_vlan_tag *tags;
 
-	if (is_vlan_dev(upper) && vlan_get_encap_level(upper) == 0) {
-		if (strict_match &&
-		    ether_addr_equal_64bits(mac_addr,
-					    upper->dev_addr)) {
+	if (is_vlan_dev(upper) &&
+	    bond->nest_level == vlan_get_encap_level(upper) - 1) {
+		if (upper->addr_assign_type == NET_ADDR_STOLEN) {
 			alb_send_lp_vid(slave, mac_addr,
 					vlan_dev_vlan_proto(upper),
 					vlan_dev_vlan_id(upper));
-		} else if (!strict_match) {
+		} else {
 			alb_send_lp_vid(slave, upper->dev_addr,
 					vlan_dev_vlan_proto(upper),
 					vlan_dev_vlan_id(upper));
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 718e491..1f1e97b 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1738,6 +1738,8 @@ int bond_enslave(struct net_device *bond_dev, struct net_device *slave_dev,
 	if (bond_mode_uses_xmit_hash(bond))
 		bond_update_slave_arr(bond, NULL);
 
+	bond->nest_level = dev_get_nest_level(bond_dev);
+
 	netdev_info(bond_dev, "Enslaving %s as %s interface with %s link\n",
 		    slave_dev->name,
 		    bond_is_active_slave(new_slave) ? "an active" : "a backup",
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index b177956..3c71f1c 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -605,7 +605,7 @@ void can_bus_off(struct net_device *dev)
 {
 	struct can_priv *priv = netdev_priv(dev);
 
-	netdev_dbg(dev, "bus-off\n");
+	netdev_info(dev, "bus-off\n");
 
 	netif_carrier_off(dev);
 
diff --git a/drivers/net/can/flexcan.c b/drivers/net/can/flexcan.c
index 634c51e..d53a45b 100644
--- a/drivers/net/can/flexcan.c
+++ b/drivers/net/can/flexcan.c
@@ -200,6 +200,7 @@
 #define FLEXCAN_QUIRK_DISABLE_MECR	BIT(4) /* Disable Memory error detection */
 #define FLEXCAN_QUIRK_USE_OFF_TIMESTAMP	BIT(5) /* Use timestamp based offloading */
 #define FLEXCAN_QUIRK_BROKEN_PERR_STATE	BIT(6) /* No interrupt for error passive */
+#define FLEXCAN_QUIRK_DEFAULT_BIG_ENDIAN	BIT(7) /* default to BE register access */
 
 /* Structure of the message buffer */
 struct flexcan_mb {
@@ -288,6 +289,12 @@ struct flexcan_priv {
 
 static const struct flexcan_devtype_data fsl_p1010_devtype_data = {
 	.quirks = FLEXCAN_QUIRK_BROKEN_WERR_STATE |
+		FLEXCAN_QUIRK_BROKEN_PERR_STATE |
+		FLEXCAN_QUIRK_DEFAULT_BIG_ENDIAN,
+};
+
+static const struct flexcan_devtype_data fsl_imx25_devtype_data = {
+	.quirks = FLEXCAN_QUIRK_BROKEN_WERR_STATE |
 		FLEXCAN_QUIRK_BROKEN_PERR_STATE,
 };
 
@@ -1251,9 +1258,9 @@ static void unregister_flexcandev(struct net_device *dev)
 static const struct of_device_id flexcan_of_match[] = {
 	{ .compatible = "fsl,imx6q-flexcan", .data = &fsl_imx6q_devtype_data, },
 	{ .compatible = "fsl,imx28-flexcan", .data = &fsl_imx28_devtype_data, },
-	{ .compatible = "fsl,imx53-flexcan", .data = &fsl_p1010_devtype_data, },
-	{ .compatible = "fsl,imx35-flexcan", .data = &fsl_p1010_devtype_data, },
-	{ .compatible = "fsl,imx25-flexcan", .data = &fsl_p1010_devtype_data, },
+	{ .compatible = "fsl,imx53-flexcan", .data = &fsl_imx25_devtype_data, },
+	{ .compatible = "fsl,imx35-flexcan", .data = &fsl_imx25_devtype_data, },
+	{ .compatible = "fsl,imx25-flexcan", .data = &fsl_imx25_devtype_data, },
 	{ .compatible = "fsl,p1010-flexcan", .data = &fsl_p1010_devtype_data, },
 	{ .compatible = "fsl,vf610-flexcan", .data = &fsl_vf610_devtype_data, },
 	{ .compatible = "fsl,ls1021ar2-flexcan", .data = &fsl_ls1021a_r2_devtype_data, },
@@ -1337,18 +1344,13 @@ static int flexcan_probe(struct platform_device *pdev)
 
 	priv = netdev_priv(dev);
 
-	if (of_property_read_bool(pdev->dev.of_node, "big-endian")) {
+	if (of_property_read_bool(pdev->dev.of_node, "big-endian") ||
+	    devtype_data->quirks & FLEXCAN_QUIRK_DEFAULT_BIG_ENDIAN) {
 		priv->read = flexcan_read_be;
 		priv->write = flexcan_write_be;
 	} else {
-		if (of_device_is_compatible(pdev->dev.of_node,
-					    "fsl,p1010-flexcan")) {
-			priv->read = flexcan_read_be;
-			priv->write = flexcan_write_be;
-		} else {
-			priv->read = flexcan_read_le;
-			priv->write = flexcan_write_le;
-		}
+		priv->read = flexcan_read_le;
+		priv->write = flexcan_write_le;
 	}
 
 	priv->can.clock.freq = clock_freq;
diff --git a/drivers/net/can/spi/hi311x.c b/drivers/net/can/spi/hi311x.c
index 5590c55..53e320c 100644
--- a/drivers/net/can/spi/hi311x.c
+++ b/drivers/net/can/spi/hi311x.c
@@ -91,6 +91,7 @@
 #define HI3110_STAT_BUSOFF BIT(2)
 #define HI3110_STAT_ERRP BIT(3)
 #define HI3110_STAT_ERRW BIT(4)
+#define HI3110_STAT_TXMTY BIT(7)
 
 #define HI3110_BTR0_SJW_SHIFT 6
 #define HI3110_BTR0_BRP_SHIFT 0
@@ -427,8 +428,10 @@ static int hi3110_get_berr_counter(const struct net_device *net,
 	struct hi3110_priv *priv = netdev_priv(net);
 	struct spi_device *spi = priv->spi;
 
+	mutex_lock(&priv->hi3110_lock);
 	bec->txerr = hi3110_read(spi, HI3110_READ_TEC);
 	bec->rxerr = hi3110_read(spi, HI3110_READ_REC);
+	mutex_unlock(&priv->hi3110_lock);
 
 	return 0;
 }
@@ -735,10 +738,7 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id)
 			}
 		}
 
-		if (intf == 0)
-			break;
-
-		if (intf & HI3110_INT_TXCPLT) {
+		if (priv->tx_len && statf & HI3110_STAT_TXMTY) {
 			net->stats.tx_packets++;
 			net->stats.tx_bytes += priv->tx_len - 1;
 			can_led_event(net, CAN_LED_EVENT_TX);
@@ -748,6 +748,9 @@ static irqreturn_t hi3110_can_ist(int irq, void *dev_id)
 			}
 			netif_wake_queue(net);
 		}
+
+		if (intf == 0)
+			break;
 	}
 	mutex_unlock(&priv->hi3110_lock);
 	return IRQ_HANDLED;
diff --git a/drivers/net/can/usb/kvaser_usb.c b/drivers/net/can/usb/kvaser_usb.c
index 63587b8..daed57d 100644
--- a/drivers/net/can/usb/kvaser_usb.c
+++ b/drivers/net/can/usb/kvaser_usb.c
@@ -1179,7 +1179,7 @@ static void kvaser_usb_rx_can_msg(const struct kvaser_usb *dev,
 
 	skb = alloc_can_skb(priv->netdev, &cf);
 	if (!skb) {
-		stats->tx_dropped++;
+		stats->rx_dropped++;
 		return;
 	}
 
diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c
index 3d20910..5b4374f 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.c
+++ b/drivers/net/dsa/mv88e6xxx/chip.c
@@ -3370,6 +3370,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3391,6 +3392,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 0,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3410,6 +3412,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 8,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3431,6 +3434,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3452,6 +3456,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 0,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3472,6 +3477,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 11,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x10,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
@@ -3493,6 +3499,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3514,6 +3521,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 0,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3535,6 +3543,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3557,6 +3566,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 15,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3578,6 +3588,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3600,6 +3611,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 15,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3621,6 +3633,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 0,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3641,6 +3654,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 16,
 		.max_vid = 8191,
 		.port_base_addr = 0x0,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.tag_protocol = DSA_TAG_PROTO_DSA,
@@ -3663,6 +3677,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 16,
 		.max_vid = 8191,
 		.port_base_addr = 0x0,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
@@ -3684,6 +3699,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 11,
 		.max_vid = 8191,
 		.port_base_addr = 0x0,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
@@ -3707,6 +3723,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 15,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3730,6 +3747,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 16,
 		.max_vid = 8191,
 		.port_base_addr = 0x0,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
@@ -3753,6 +3771,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 15,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3776,6 +3795,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 15,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3798,6 +3818,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 11,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x10,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
@@ -3820,6 +3841,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3841,6 +3863,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_internal_phys = 5,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3863,6 +3886,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 15,
 		.max_vid = 4095,
 		.port_base_addr = 0x10,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 15000,
@@ -3885,6 +3909,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 16,
 		.max_vid = 8191,
 		.port_base_addr = 0x0,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
@@ -3907,6 +3932,7 @@ static const struct mv88e6xxx_info mv88e6xxx_table[] = {
 		.num_gpio = 16,
 		.max_vid = 8191,
 		.port_base_addr = 0x0,
+		.phy_base_addr = 0x0,
 		.global1_addr = 0x1b,
 		.global2_addr = 0x1c,
 		.age_time_coeff = 3750,
diff --git a/drivers/net/dsa/mv88e6xxx/chip.h b/drivers/net/dsa/mv88e6xxx/chip.h
index 80490f6..12b7f46 100644
--- a/drivers/net/dsa/mv88e6xxx/chip.h
+++ b/drivers/net/dsa/mv88e6xxx/chip.h
@@ -114,6 +114,7 @@ struct mv88e6xxx_info {
 	unsigned int num_gpio;
 	unsigned int max_vid;
 	unsigned int port_base_addr;
+	unsigned int phy_base_addr;
 	unsigned int global1_addr;
 	unsigned int global2_addr;
 	unsigned int age_time_coeff;
diff --git a/drivers/net/dsa/mv88e6xxx/global2.c b/drivers/net/dsa/mv88e6xxx/global2.c
index 0ce627f..8d22d66 100644
--- a/drivers/net/dsa/mv88e6xxx/global2.c
+++ b/drivers/net/dsa/mv88e6xxx/global2.c
@@ -1118,7 +1118,7 @@ int mv88e6xxx_g2_irq_mdio_setup(struct mv88e6xxx_chip *chip,
 			err = irq;
 			goto out;
 		}
-		bus->irq[chip->info->port_base_addr + phy] = irq;
+		bus->irq[chip->info->phy_base_addr + phy] = irq;
 	}
 	return 0;
 out:
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
index 32f6d2e..1a1a638 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.c
@@ -95,6 +95,7 @@ void aq_nic_cfg_start(struct aq_nic_s *self)
 	/*rss rings */
 	cfg->vecs = min(cfg->aq_hw_caps->vecs, AQ_CFG_VECS_DEF);
 	cfg->vecs = min(cfg->vecs, num_online_cpus());
+	cfg->vecs = min(cfg->vecs, self->irqvecs);
 	/* cfg->vecs should be power of 2 for RSS */
 	if (cfg->vecs >= 8U)
 		cfg->vecs = 8U;
@@ -246,6 +247,8 @@ void aq_nic_ndev_init(struct aq_nic_s *self)
 
 	self->ndev->hw_features |= aq_hw_caps->hw_features;
 	self->ndev->features = aq_hw_caps->hw_features;
+	self->ndev->vlan_features |= NETIF_F_HW_CSUM | NETIF_F_RXCSUM |
+				     NETIF_F_RXHASH | NETIF_F_SG | NETIF_F_LRO;
 	self->ndev->priv_flags = aq_hw_caps->hw_priv_flags;
 	self->ndev->priv_flags |= IFF_LIVE_ADDR_CHANGE;
 
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
index 219b550..faa533a0 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_nic.h
@@ -80,6 +80,7 @@ struct aq_nic_s {
 
 	struct pci_dev *pdev;
 	unsigned int msix_entry_mask;
+	u32 irqvecs;
 };
 
 static inline struct device *aq_nic_get_dev(struct aq_nic_s *self)
diff --git a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
index ecc6306..a50e08b 100644
--- a/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
+++ b/drivers/net/ethernet/aquantia/atlantic/aq_pci_func.c
@@ -267,16 +267,16 @@ static int aq_pci_probe(struct pci_dev *pdev,
 	numvecs = min(numvecs, num_online_cpus());
 	/*enable interrupts */
 #if !AQ_CFG_FORCE_LEGACY_INT
-	err = pci_alloc_irq_vectors(self->pdev, numvecs, numvecs,
-				    PCI_IRQ_MSIX);
+	numvecs = pci_alloc_irq_vectors(self->pdev, 1, numvecs,
+					PCI_IRQ_MSIX | PCI_IRQ_MSI |
+					PCI_IRQ_LEGACY);
 
-	if (err < 0) {
-		err = pci_alloc_irq_vectors(self->pdev, 1, 1,
-					    PCI_IRQ_MSI | PCI_IRQ_LEGACY);
-		if (err < 0)
-			goto err_hwinit;
+	if (numvecs < 0) {
+		err = numvecs;
+		goto err_hwinit;
 	}
 #endif
+	self->irqvecs = numvecs;
 
 	/* net device init */
 	aq_nic_cfg_start(self);
@@ -298,9 +298,9 @@ static int aq_pci_probe(struct pci_dev *pdev,
 	kfree(self->aq_hw);
 err_ioremap:
 	free_netdev(ndev);
-err_pci_func:
-	pci_release_regions(pdev);
 err_ndev:
+	pci_release_regions(pdev);
+err_pci_func:
 	pci_disable_device(pdev);
 	return err;
 }
diff --git a/drivers/net/ethernet/broadcom/tg3.c b/drivers/net/ethernet/broadcom/tg3.c
index 08bbb63..9f59b12 100644
--- a/drivers/net/ethernet/broadcom/tg3.c
+++ b/drivers/net/ethernet/broadcom/tg3.c
@@ -8733,14 +8733,15 @@ static void tg3_free_consistent(struct tg3 *tp)
 	tg3_mem_rx_release(tp);
 	tg3_mem_tx_release(tp);
 
-	/* Protect tg3_get_stats64() from reading freed tp->hw_stats. */
-	tg3_full_lock(tp, 0);
+	/* tp->hw_stats can be referenced safely:
+	 *     1. under rtnl_lock
+	 *     2. or under tp->lock if TG3_FLAG_INIT_COMPLETE is set.
+	 */
 	if (tp->hw_stats) {
 		dma_free_coherent(&tp->pdev->dev, sizeof(struct tg3_hw_stats),
 				  tp->hw_stats, tp->stats_mapping);
 		tp->hw_stats = NULL;
 	}
-	tg3_full_unlock(tp);
 }
 
 /*
@@ -14178,7 +14179,7 @@ static void tg3_get_stats64(struct net_device *dev,
 	struct tg3 *tp = netdev_priv(dev);
 
 	spin_lock_bh(&tp->lock);
-	if (!tp->hw_stats) {
+	if (!tp->hw_stats || !tg3_flag(tp, INIT_COMPLETE)) {
 		*stats = tp->net_stats_prev;
 		spin_unlock_bh(&tp->lock);
 		return;
diff --git a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
index 24d2865..005283c 100644
--- a/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
+++ b/drivers/net/ethernet/chelsio/cxgb4/cxgb4_main.c
@@ -3433,8 +3433,8 @@ static int adap_config_hma(struct adapter *adapter)
 	sgl = adapter->hma.sgt->sgl;
 	node = dev_to_node(adapter->pdev_dev);
 	for_each_sg(sgl, iter, sgt->orig_nents, i) {
-		newpage = alloc_pages_node(node, __GFP_NOWARN | GFP_KERNEL,
-					   page_order);
+		newpage = alloc_pages_node(node, __GFP_NOWARN | GFP_KERNEL |
+					   __GFP_ZERO, page_order);
 		if (!newpage) {
 			dev_err(adapter->pdev_dev,
 				"Not enough memory for HMA page allocation\n");
@@ -5474,6 +5474,7 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 	spin_lock_init(&adapter->mbox_lock);
 	INIT_LIST_HEAD(&adapter->mlist.list);
+	adapter->mbox_log->size = T4_OS_LOG_MBOX_CMDS;
 	pci_set_drvdata(pdev, adapter);
 
 	if (func != ent->driver_data) {
@@ -5508,8 +5509,6 @@ static int init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 		goto out_free_adapter;
 	}
 
-	adapter->mbox_log->size = T4_OS_LOG_MBOX_CMDS;
-
 	/* PCI device has been enabled */
 	adapter->flags |= DEV_ENABLED;
 	memset(adapter->chan_map, 0xff, sizeof(adapter->chan_map));
diff --git a/drivers/net/ethernet/intel/ice/ice_controlq.c b/drivers/net/ethernet/intel/ice/ice_controlq.c
index 5909a44..7c511f1 100644
--- a/drivers/net/ethernet/intel/ice/ice_controlq.c
+++ b/drivers/net/ethernet/intel/ice/ice_controlq.c
@@ -1014,10 +1014,10 @@ ice_clean_rq_elem(struct ice_hw *hw, struct ice_ctl_q_info *cq,
 	desc = ICE_CTL_Q_DESC(cq->rq, ntc);
 	desc_idx = ntc;
 
+	cq->rq_last_status = (enum ice_aq_err)le16_to_cpu(desc->retval);
 	flags = le16_to_cpu(desc->flags);
 	if (flags & ICE_AQ_FLAG_ERR) {
 		ret_code = ICE_ERR_AQ_ERROR;
-		cq->rq_last_status = (enum ice_aq_err)le16_to_cpu(desc->retval);
 		ice_debug(hw, ICE_DBG_AQ_MSG,
 			  "Control Receive Queue Event received with error 0x%x\n",
 			  cq->rq_last_status);
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
index 68af127..cead23e 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
@@ -943,8 +943,8 @@ void ixgbe_init_ipsec_offload(struct ixgbe_adapter *adapter)
 	kfree(ipsec->ip_tbl);
 	kfree(ipsec->rx_tbl);
 	kfree(ipsec->tx_tbl);
+	kfree(ipsec);
 err1:
-	kfree(adapter->ipsec);
 	netdev_err(adapter->netdev, "Unable to allocate memory for SA tables");
 }
 
diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
index 3123267..9592f3e 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_x550.c
@@ -3427,6 +3427,9 @@ static s32 ixgbe_reset_hw_X550em(struct ixgbe_hw *hw)
 		hw->phy.sfp_setup_needed = false;
 	}
 
+	if (status == IXGBE_ERR_SFP_NOT_SUPPORTED)
+		return status;
+
 	/* Reset PHY */
 	if (!hw->phy.reset_disable && hw->phy.ops.reset)
 		hw->phy.ops.reset(hw);
diff --git a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
index e3d04f2..850f8af 100644
--- a/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
+++ b/drivers/net/ethernet/intel/ixgbevf/ixgbevf_main.c
@@ -4137,7 +4137,7 @@ static int ixgbevf_xmit_frame_ring(struct sk_buff *skb,
 	return NETDEV_TX_OK;
 }
 
-static int ixgbevf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+static netdev_tx_t ixgbevf_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 {
 	struct ixgbevf_adapter *adapter = netdev_priv(netdev);
 	struct ixgbevf_ring *tx_ring;
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
index a30a2e9..f11b450 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_ethtool.c
@@ -1027,6 +1027,22 @@ static int mlx4_en_set_coalesce(struct net_device *dev,
 	if (!coal->tx_max_coalesced_frames_irq)
 		return -EINVAL;
 
+	if (coal->tx_coalesce_usecs > MLX4_EN_MAX_COAL_TIME ||
+	    coal->rx_coalesce_usecs > MLX4_EN_MAX_COAL_TIME ||
+	    coal->rx_coalesce_usecs_low > MLX4_EN_MAX_COAL_TIME ||
+	    coal->rx_coalesce_usecs_high > MLX4_EN_MAX_COAL_TIME) {
+		netdev_info(dev, "%s: maximum coalesce time supported is %d usecs\n",
+			    __func__, MLX4_EN_MAX_COAL_TIME);
+		return -ERANGE;
+	}
+
+	if (coal->tx_max_coalesced_frames > MLX4_EN_MAX_COAL_PKTS ||
+	    coal->rx_max_coalesced_frames > MLX4_EN_MAX_COAL_PKTS) {
+		netdev_info(dev, "%s: maximum coalesced frames supported is %d\n",
+			    __func__, MLX4_EN_MAX_COAL_PKTS);
+		return -ERANGE;
+	}
+
 	priv->rx_frames = (coal->rx_max_coalesced_frames ==
 			   MLX4_EN_AUTO_CONF) ?
 				MLX4_EN_RX_COAL_TARGET :
diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
index e0adac4..9670b33 100644
--- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
+++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c
@@ -3324,12 +3324,11 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
 					   MAX_TX_RINGS, GFP_KERNEL);
 		if (!priv->tx_ring[t]) {
 			err = -ENOMEM;
-			goto err_free_tx;
+			goto out;
 		}
 		priv->tx_cq[t] = kzalloc(sizeof(struct mlx4_en_cq *) *
 					 MAX_TX_RINGS, GFP_KERNEL);
 		if (!priv->tx_cq[t]) {
-			kfree(priv->tx_ring[t]);
 			err = -ENOMEM;
 			goto out;
 		}
@@ -3582,11 +3581,6 @@ int mlx4_en_init_netdev(struct mlx4_en_dev *mdev, int port,
 
 	return 0;
 
-err_free_tx:
-	while (t--) {
-		kfree(priv->tx_ring[t]);
-		kfree(priv->tx_cq[t]);
-	}
 out:
 	mlx4_en_destroy_netdev(dev);
 	return err;
diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
index f7c8113..ace6545 100644
--- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
+++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h
@@ -132,6 +132,9 @@
 #define MLX4_EN_TX_COAL_PKTS	16
 #define MLX4_EN_TX_COAL_TIME	0x10
 
+#define MLX4_EN_MAX_COAL_PKTS	U16_MAX
+#define MLX4_EN_MAX_COAL_TIME	U16_MAX
+
 #define MLX4_EN_RX_RATE_LOW		400000
 #define MLX4_EN_RX_COAL_TIME_LOW	0
 #define MLX4_EN_RX_RATE_HIGH		450000
@@ -552,8 +555,8 @@ struct mlx4_en_priv {
 	u16 rx_usecs_low;
 	u32 pkt_rate_high;
 	u16 rx_usecs_high;
-	u16 sample_interval;
-	u16 adaptive_rx_coal;
+	u32 sample_interval;
+	u32 adaptive_rx_coal;
 	u32 msg_enable;
 	u32 loopback_ok;
 	u32 validate_loopback;
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
index 3c534fc..b94276d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c
@@ -1261,6 +1261,10 @@ static int __parse_cls_flower(struct mlx5e_priv *priv,
 						  f->mask);
 		addr_type = key->addr_type;
 
+		/* the HW doesn't support frag first/later */
+		if (mask->flags & FLOW_DIS_FIRST_FRAG)
+			return -EOPNOTSUPP;
+
 		if (mask->flags & FLOW_DIS_IS_FRAGMENT) {
 			MLX5_SET(fte_match_set_lyr_2_4, headers_c, frag, 1);
 			MLX5_SET(fte_match_set_lyr_2_4, headers_v, frag,
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eq.c b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
index c1c9497..1814f80 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eq.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eq.c
@@ -34,6 +34,9 @@
 #include <linux/module.h>
 #include <linux/mlx5/driver.h>
 #include <linux/mlx5/cmd.h>
+#ifdef CONFIG_RFS_ACCEL
+#include <linux/cpu_rmap.h>
+#endif
 #include "mlx5_core.h"
 #include "fpga/core.h"
 #include "eswitch.h"
@@ -923,3 +926,28 @@ int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
 	MLX5_SET(query_eq_in, in, eq_number, eq->eqn);
 	return mlx5_cmd_exec(dev, in, sizeof(in), out, outlen);
 }
+
+/* This function should only be called after mlx5_cmd_force_teardown_hca */
+void mlx5_core_eq_free_irqs(struct mlx5_core_dev *dev)
+{
+	struct mlx5_eq_table *table = &dev->priv.eq_table;
+	struct mlx5_eq *eq;
+
+#ifdef CONFIG_RFS_ACCEL
+	if (dev->rmap) {
+		free_irq_cpu_rmap(dev->rmap);
+		dev->rmap = NULL;
+	}
+#endif
+	list_for_each_entry(eq, &table->comp_eqs_list, list)
+		free_irq(eq->irqn, eq);
+
+	free_irq(table->pages_eq.irqn, &table->pages_eq);
+	free_irq(table->async_eq.irqn, &table->async_eq);
+	free_irq(table->cmd_eq.irqn, &table->cmd_eq);
+#ifdef CONFIG_INFINIBAND_ON_DEMAND_PAGING
+	if (MLX5_CAP_GEN(dev, pg))
+		free_irq(table->pfault_eq.irqn, &table->pfault_eq);
+#endif
+	pci_free_irq_vectors(dev->pdev);
+}
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
index 332bc56..1352d13 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch.c
@@ -2175,26 +2175,35 @@ int mlx5_eswitch_get_vport_stats(struct mlx5_eswitch *esw,
 	memset(vf_stats, 0, sizeof(*vf_stats));
 	vf_stats->rx_packets =
 		MLX5_GET_CTR(out, received_eth_unicast.packets) +
+		MLX5_GET_CTR(out, received_ib_unicast.packets) +
 		MLX5_GET_CTR(out, received_eth_multicast.packets) +
+		MLX5_GET_CTR(out, received_ib_multicast.packets) +
 		MLX5_GET_CTR(out, received_eth_broadcast.packets);
 
 	vf_stats->rx_bytes =
 		MLX5_GET_CTR(out, received_eth_unicast.octets) +
+		MLX5_GET_CTR(out, received_ib_unicast.octets) +
 		MLX5_GET_CTR(out, received_eth_multicast.octets) +
+		MLX5_GET_CTR(out, received_ib_multicast.octets) +
 		MLX5_GET_CTR(out, received_eth_broadcast.octets);
 
 	vf_stats->tx_packets =
 		MLX5_GET_CTR(out, transmitted_eth_unicast.packets) +
+		MLX5_GET_CTR(out, transmitted_ib_unicast.packets) +
 		MLX5_GET_CTR(out, transmitted_eth_multicast.packets) +
+		MLX5_GET_CTR(out, transmitted_ib_multicast.packets) +
 		MLX5_GET_CTR(out, transmitted_eth_broadcast.packets);
 
 	vf_stats->tx_bytes =
 		MLX5_GET_CTR(out, transmitted_eth_unicast.octets) +
+		MLX5_GET_CTR(out, transmitted_ib_unicast.octets) +
 		MLX5_GET_CTR(out, transmitted_eth_multicast.octets) +
+		MLX5_GET_CTR(out, transmitted_ib_multicast.octets) +
 		MLX5_GET_CTR(out, transmitted_eth_broadcast.octets);
 
 	vf_stats->multicast =
-		MLX5_GET_CTR(out, received_eth_multicast.packets);
+		MLX5_GET_CTR(out, received_eth_multicast.packets) +
+		MLX5_GET_CTR(out, received_ib_multicast.packets);
 
 	vf_stats->broadcast =
 		MLX5_GET_CTR(out, received_eth_broadcast.packets);
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c
index 63a8ea3..e2c465b 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/main.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c
@@ -1587,6 +1587,14 @@ static int mlx5_try_fast_unload(struct mlx5_core_dev *dev)
 
 	mlx5_enter_error_state(dev, true);
 
+	/* Some platforms requiring freeing the IRQ's in the shutdown
+	 * flow. If they aren't freed they can't be allocated after
+	 * kexec. There is no need to cleanup the mlx5_core software
+	 * contexts.
+	 */
+	mlx5_irq_clear_affinity_hints(dev);
+	mlx5_core_eq_free_irqs(dev);
+
 	return 0;
 }
 
diff --git a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
index 7d001fe..023882d 100644
--- a/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
+++ b/drivers/net/ethernet/mellanox/mlx5/core/mlx5_core.h
@@ -128,6 +128,8 @@ int mlx5_core_eq_query(struct mlx5_core_dev *dev, struct mlx5_eq *eq,
 		       u32 *out, int outlen);
 int mlx5_start_eqs(struct mlx5_core_dev *dev);
 void mlx5_stop_eqs(struct mlx5_core_dev *dev);
+/* This function should only be called after mlx5_cmd_force_teardown_hca */
+void mlx5_core_eq_free_irqs(struct mlx5_core_dev *dev);
 struct mlx5_eq *mlx5_eqn2eq(struct mlx5_core_dev *dev, int eqn);
 u32 mlx5_eq_poll_irq_disabled(struct mlx5_eq *eq);
 void mlx5_cq_tasklet_cb(unsigned long data);
diff --git a/drivers/net/ethernet/mellanox/mlxsw/core.c b/drivers/net/ethernet/mellanox/mlxsw/core.c
index 93ea566..e13ac3b 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/core.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/core.c
@@ -1100,11 +1100,11 @@ int mlxsw_core_bus_device_register(const struct mlxsw_bus_info *mlxsw_bus_info,
 err_alloc_lag_mapping:
 	mlxsw_ports_fini(mlxsw_core);
 err_ports_init:
-	mlxsw_bus->fini(bus_priv);
-err_bus_init:
 	if (!reload)
 		devlink_resources_unregister(devlink, NULL);
 err_register_resources:
+	mlxsw_bus->fini(bus_priv);
+err_bus_init:
 	if (!reload)
 		devlink_free(devlink);
 err_devlink_alloc:
diff --git a/drivers/net/ethernet/netronome/nfp/flower/main.c b/drivers/net/ethernet/netronome/nfp/flower/main.c
index a997e34..84e3b9f 100644
--- a/drivers/net/ethernet/netronome/nfp/flower/main.c
+++ b/drivers/net/ethernet/netronome/nfp/flower/main.c
@@ -52,8 +52,6 @@
 
 #define NFP_FLOWER_ALLOWED_VER 0x0001000000010000UL
 
-#define NFP_FLOWER_FRAME_HEADROOM	158
-
 static const char *nfp_flower_extra_cap(struct nfp_app *app, struct nfp_net *nn)
 {
 	return "FLOWER";
@@ -559,22 +557,6 @@ static void nfp_flower_clean(struct nfp_app *app)
 	app->priv = NULL;
 }
 
-static int
-nfp_flower_check_mtu(struct nfp_app *app, struct net_device *netdev,
-		     int new_mtu)
-{
-	/* The flower fw reserves NFP_FLOWER_FRAME_HEADROOM bytes of the
-	 * supported max MTU to allow for appending tunnel headers. To prevent
-	 * unexpected behaviour this needs to be accounted for.
-	 */
-	if (new_mtu > netdev->max_mtu - NFP_FLOWER_FRAME_HEADROOM) {
-		nfp_err(app->cpp, "New MTU (%d) is not valid\n", new_mtu);
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
 static bool nfp_flower_check_ack(struct nfp_flower_priv *app_priv)
 {
 	bool ret;
@@ -656,7 +638,6 @@ const struct nfp_app_type app_flower = {
 	.init		= nfp_flower_init,
 	.clean		= nfp_flower_clean,
 
-	.check_mtu	= nfp_flower_check_mtu,
 	.repr_change_mtu  = nfp_flower_repr_change_mtu,
 
 	.vnic_alloc	= nfp_flower_vnic_alloc,
diff --git a/drivers/net/ethernet/ni/nixge.c b/drivers/net/ethernet/ni/nixge.c
index 27364b75..b092894 100644
--- a/drivers/net/ethernet/ni/nixge.c
+++ b/drivers/net/ethernet/ni/nixge.c
@@ -1170,7 +1170,7 @@ static void *nixge_get_nvmem_address(struct device *dev)
 
 	cell = nvmem_cell_get(dev, "address");
 	if (IS_ERR(cell))
-		return cell;
+		return NULL;
 
 	mac = nvmem_cell_read(cell, &cell_size);
 	nvmem_cell_put(cell);
@@ -1183,7 +1183,7 @@ static int nixge_probe(struct platform_device *pdev)
 	struct nixge_priv *priv;
 	struct net_device *ndev;
 	struct resource *dmares;
-	const char *mac_addr;
+	const u8 *mac_addr;
 	int err;
 
 	ndev = alloc_etherdev(sizeof(*priv));
@@ -1202,10 +1202,12 @@ static int nixge_probe(struct platform_device *pdev)
 	ndev->max_mtu = NIXGE_JUMBO_MTU;
 
 	mac_addr = nixge_get_nvmem_address(&pdev->dev);
-	if (mac_addr && is_valid_ether_addr(mac_addr))
+	if (mac_addr && is_valid_ether_addr(mac_addr)) {
 		ether_addr_copy(ndev->dev_addr, mac_addr);
-	else
+		kfree(mac_addr);
+	} else {
 		eth_hw_addr_random(ndev);
+	}
 
 	priv = netdev_priv(ndev);
 	priv->ndev = ndev;
diff --git a/drivers/net/ethernet/qlogic/qed/qed_l2.c b/drivers/net/ethernet/qlogic/qed/qed_l2.c
index e874504..8667799d 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_l2.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_l2.c
@@ -115,8 +115,7 @@ int qed_l2_alloc(struct qed_hwfn *p_hwfn)
 
 void qed_l2_setup(struct qed_hwfn *p_hwfn)
 {
-	if (p_hwfn->hw_info.personality != QED_PCI_ETH &&
-	    p_hwfn->hw_info.personality != QED_PCI_ETH_ROCE)
+	if (!QED_IS_L2_PERSONALITY(p_hwfn))
 		return;
 
 	mutex_init(&p_hwfn->p_l2_info->lock);
@@ -126,8 +125,7 @@ void qed_l2_free(struct qed_hwfn *p_hwfn)
 {
 	u32 i;
 
-	if (p_hwfn->hw_info.personality != QED_PCI_ETH &&
-	    p_hwfn->hw_info.personality != QED_PCI_ETH_ROCE)
+	if (!QED_IS_L2_PERSONALITY(p_hwfn))
 		return;
 
 	if (!p_hwfn->p_l2_info)
diff --git a/drivers/net/ethernet/qlogic/qed/qed_main.c b/drivers/net/ethernet/qlogic/qed/qed_main.c
index 9854aa9..7870ae2 100644
--- a/drivers/net/ethernet/qlogic/qed/qed_main.c
+++ b/drivers/net/ethernet/qlogic/qed/qed_main.c
@@ -680,7 +680,7 @@ static int qed_nic_stop(struct qed_dev *cdev)
 			tasklet_disable(p_hwfn->sp_dpc);
 			p_hwfn->b_sp_dpc_enabled = false;
 			DP_VERBOSE(cdev, NETIF_MSG_IFDOWN,
-				   "Disabled sp taskelt [hwfn %d] at %p\n",
+				   "Disabled sp tasklet [hwfn %d] at %p\n",
 				   i, p_hwfn->sp_dpc);
 		}
 	}
diff --git a/drivers/net/ethernet/qlogic/qede/qede_rdma.c b/drivers/net/ethernet/qlogic/qede/qede_rdma.c
index 50b142f..1900bf7 100644
--- a/drivers/net/ethernet/qlogic/qede/qede_rdma.c
+++ b/drivers/net/ethernet/qlogic/qede/qede_rdma.c
@@ -238,7 +238,7 @@ qede_rdma_get_free_event_node(struct qede_dev *edev)
 	}
 
 	if (!found) {
-		event_node = kzalloc(sizeof(*event_node), GFP_KERNEL);
+		event_node = kzalloc(sizeof(*event_node), GFP_ATOMIC);
 		if (!event_node) {
 			DP_NOTICE(edev,
 				  "qedr: Could not allocate memory for rdma work\n");
diff --git a/drivers/net/ethernet/realtek/r8169.c b/drivers/net/ethernet/realtek/r8169.c
index 604ae78..c7aac1f 100644
--- a/drivers/net/ethernet/realtek/r8169.c
+++ b/drivers/net/ethernet/realtek/r8169.c
@@ -4981,6 +4981,9 @@ static void rtl_pll_power_down(struct rtl8169_private *tp)
 static void rtl_pll_power_up(struct rtl8169_private *tp)
 {
 	rtl_generic_op(tp, tp->pll_power_ops.up);
+
+	/* give MAC/PHY some time to resume */
+	msleep(20);
 }
 
 static void rtl_init_pll_power_ops(struct rtl8169_private *tp)
diff --git a/drivers/net/ethernet/sun/niu.c b/drivers/net/ethernet/sun/niu.c
index f081de4..88c1247 100644
--- a/drivers/net/ethernet/sun/niu.c
+++ b/drivers/net/ethernet/sun/niu.c
@@ -3443,7 +3443,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
 
 		len = (val & RCR_ENTRY_L2_LEN) >>
 			RCR_ENTRY_L2_LEN_SHIFT;
-		len -= ETH_FCS_LEN;
+		append_size = len + ETH_HLEN + ETH_FCS_LEN;
 
 		addr = (val & RCR_ENTRY_PKT_BUF_ADDR) <<
 			RCR_ENTRY_PKT_BUF_ADDR_SHIFT;
@@ -3453,7 +3453,6 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
 					 RCR_ENTRY_PKTBUFSZ_SHIFT];
 
 		off = addr & ~PAGE_MASK;
-		append_size = rcr_size;
 		if (num_rcr == 1) {
 			int ptype;
 
@@ -3466,7 +3465,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
 			else
 				skb_checksum_none_assert(skb);
 		} else if (!(val & RCR_ENTRY_MULTI))
-			append_size = len - skb->len;
+			append_size = append_size - skb->len;
 
 		niu_rx_skb_append(skb, page, off, append_size, rcr_size);
 		if ((page->index + rp->rbr_block_size) - rcr_size == addr) {
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index ecc8495..da07ccd 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -1840,7 +1840,8 @@ static int netvsc_vf_join(struct net_device *vf_netdev,
 		goto rx_handler_failed;
 	}
 
-	ret = netdev_upper_dev_link(vf_netdev, ndev, NULL);
+	ret = netdev_master_upper_dev_link(vf_netdev, ndev,
+					   NULL, NULL, NULL);
 	if (ret != 0) {
 		netdev_err(vf_netdev,
 			   "can not set master device %s (err = %d)\n",
diff --git a/drivers/net/hyperv/rndis_filter.c b/drivers/net/hyperv/rndis_filter.c
index 6b127be..e7ca5b5 100644
--- a/drivers/net/hyperv/rndis_filter.c
+++ b/drivers/net/hyperv/rndis_filter.c
@@ -1288,7 +1288,7 @@ struct netvsc_device *rndis_filter_device_add(struct hv_device *dev,
 		   rndis_device->link_state ? "down" : "up");
 
 	if (net_device->nvsp_version < NVSP_PROTOCOL_VERSION_5)
-		return net_device;
+		goto out;
 
 	rndis_filter_query_link_speed(rndis_device, net_device);
 
diff --git a/drivers/net/ieee802154/atusb.c b/drivers/net/ieee802154/atusb.c
index 9fb9b56..4f684cb 100644
--- a/drivers/net/ieee802154/atusb.c
+++ b/drivers/net/ieee802154/atusb.c
@@ -1045,7 +1045,7 @@ static int atusb_probe(struct usb_interface *interface,
 	atusb->tx_dr.bRequest = ATUSB_TX;
 	atusb->tx_dr.wValue = cpu_to_le16(0);
 
-	atusb->tx_urb = usb_alloc_urb(0, GFP_ATOMIC);
+	atusb->tx_urb = usb_alloc_urb(0, GFP_KERNEL);
 	if (!atusb->tx_urb)
 		goto fail;
 
diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c
index 55a22c7..de0d7f2 100644
--- a/drivers/net/ieee802154/mcr20a.c
+++ b/drivers/net/ieee802154/mcr20a.c
@@ -1267,7 +1267,7 @@ mcr20a_probe(struct spi_device *spi)
 	ret = mcr20a_get_platform_data(spi, pdata);
 	if (ret < 0) {
 		dev_crit(&spi->dev, "mcr20a_get_platform_data failed.\n");
-		return ret;
+		goto free_pdata;
 	}
 
 	/* init reset gpio */
@@ -1275,7 +1275,7 @@ mcr20a_probe(struct spi_device *spi)
 		ret = devm_gpio_request_one(&spi->dev, pdata->rst_gpio,
 					    GPIOF_OUT_INIT_HIGH, "reset");
 		if (ret)
-			return ret;
+			goto free_pdata;
 	}
 
 	/* reset mcr20a */
@@ -1291,7 +1291,8 @@ mcr20a_probe(struct spi_device *spi)
 	hw = ieee802154_alloc_hw(sizeof(*lp), &mcr20a_hw_ops);
 	if (!hw) {
 		dev_crit(&spi->dev, "ieee802154_alloc_hw failed\n");
-		return -ENOMEM;
+		ret = -ENOMEM;
+		goto free_pdata;
 	}
 
 	/* init mcr20a local data */
@@ -1308,8 +1309,10 @@ mcr20a_probe(struct spi_device *spi)
 	/* init buf */
 	lp->buf = devm_kzalloc(&spi->dev, SPI_COMMAND_BUFFER, GFP_KERNEL);
 
-	if (!lp->buf)
-		return -ENOMEM;
+	if (!lp->buf) {
+		ret = -ENOMEM;
+		goto free_dev;
+	}
 
 	mcr20a_setup_tx_spi_messages(lp);
 	mcr20a_setup_rx_spi_messages(lp);
@@ -1366,6 +1369,8 @@ mcr20a_probe(struct spi_device *spi)
 
 free_dev:
 	ieee802154_free_hw(lp->hw);
+free_pdata:
+	kfree(pdata);
 
 	return ret;
 }
diff --git a/drivers/net/phy/broadcom.c b/drivers/net/phy/broadcom.c
index 3bb6b66..f9c2591 100644
--- a/drivers/net/phy/broadcom.c
+++ b/drivers/net/phy/broadcom.c
@@ -720,6 +720,15 @@ static struct phy_driver broadcom_drivers[] = {
 	.get_strings	= bcm_phy_get_strings,
 	.get_stats	= bcm53xx_phy_get_stats,
 	.probe		= bcm53xx_phy_probe,
+}, {
+	.phy_id         = PHY_ID_BCM89610,
+	.phy_id_mask    = 0xfffffff0,
+	.name           = "Broadcom BCM89610",
+	.features       = PHY_GBIT_FEATURES,
+	.flags          = PHY_HAS_INTERRUPT,
+	.config_init    = bcm54xx_config_init,
+	.ack_interrupt  = bcm_phy_ack_intr,
+	.config_intr    = bcm_phy_config_intr,
 } };
 
 module_phy_driver(broadcom_drivers);
@@ -741,6 +750,7 @@ static struct mdio_device_id __maybe_unused broadcom_tbl[] = {
 	{ PHY_ID_BCMAC131, 0xfffffff0 },
 	{ PHY_ID_BCM5241, 0xfffffff0 },
 	{ PHY_ID_BCM5395, 0xfffffff0 },
+	{ PHY_ID_BCM89610, 0xfffffff0 },
 	{ }
 };
 
diff --git a/drivers/net/phy/sfp-bus.c b/drivers/net/phy/sfp-bus.c
index 0381da7..fd6c23f 100644
--- a/drivers/net/phy/sfp-bus.c
+++ b/drivers/net/phy/sfp-bus.c
@@ -125,7 +125,7 @@ void sfp_parse_support(struct sfp_bus *bus, const struct sfp_eeprom_id *id,
 	if (id->base.br_nominal) {
 		if (id->base.br_nominal != 255) {
 			br_nom = id->base.br_nominal * 100;
-			br_min = br_nom + id->base.br_nominal * id->ext.br_min;
+			br_min = br_nom - id->base.br_nominal * id->ext.br_min;
 			br_max = br_nom + id->base.br_nominal * id->ext.br_max;
 		} else if (id->ext.br_max) {
 			br_nom = 250 * id->ext.br_max;
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 96d26cf..4a017a0 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -3236,6 +3236,7 @@ static int hwsim_new_radio_nl(struct sk_buff *msg, struct genl_info *info)
 			GENL_SET_ERR_MSG(info,"MAC is no valid source addr");
 			NL_SET_BAD_ATTR(info->extack,
 					info->attrs[HWSIM_ATTR_PERM_ADDR]);
+			kfree(hwname);
 			return -EINVAL;
 		}
 
diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index a3771c5..99b857e 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -99,6 +99,7 @@ static struct class *nvme_subsys_class;
 
 static void nvme_ns_remove(struct nvme_ns *ns);
 static int nvme_revalidate_disk(struct gendisk *disk);
+static void nvme_put_subsystem(struct nvme_subsystem *subsys);
 
 int nvme_reset_ctrl(struct nvme_ctrl *ctrl)
 {
@@ -117,7 +118,8 @@ int nvme_reset_ctrl_sync(struct nvme_ctrl *ctrl)
 	ret = nvme_reset_ctrl(ctrl);
 	if (!ret) {
 		flush_work(&ctrl->reset_work);
-		if (ctrl->state != NVME_CTRL_LIVE)
+		if (ctrl->state != NVME_CTRL_LIVE &&
+		    ctrl->state != NVME_CTRL_ADMIN_ONLY)
 			ret = -ENETRESET;
 	}
 
@@ -350,6 +352,7 @@ static void nvme_free_ns_head(struct kref *ref)
 	ida_simple_remove(&head->subsys->ns_ida, head->instance);
 	list_del_init(&head->entry);
 	cleanup_srcu_struct(&head->srcu);
+	nvme_put_subsystem(head->subsys);
 	kfree(head);
 }
 
@@ -2861,6 +2864,9 @@ static struct nvme_ns_head *nvme_alloc_ns_head(struct nvme_ctrl *ctrl,
 		goto out_cleanup_srcu;
 
 	list_add_tail(&head->entry, &ctrl->subsys->nsheads);
+
+	kref_get(&ctrl->subsys->ref);
+
 	return head;
 out_cleanup_srcu:
 	cleanup_srcu_struct(&head->srcu);
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 7ded7a5..17d2f7c 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -84,6 +84,11 @@ enum nvme_quirks {
 	 * Supports the LighNVM command set if indicated in vs[1].
 	 */
 	NVME_QUIRK_LIGHTNVM			= (1 << 6),
+
+	/*
+	 * Set MEDIUM priority on SQ creation
+	 */
+	NVME_QUIRK_MEDIUM_PRIO_SQ		= (1 << 7),
 };
 
 /*
diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index fbc71fa..17a0190 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -1093,10 +1093,19 @@ static int adapter_alloc_cq(struct nvme_dev *dev, u16 qid,
 static int adapter_alloc_sq(struct nvme_dev *dev, u16 qid,
 						struct nvme_queue *nvmeq)
 {
+	struct nvme_ctrl *ctrl = &dev->ctrl;
 	struct nvme_command c;
 	int flags = NVME_QUEUE_PHYS_CONTIG;
 
 	/*
+	 * Some drives have a bug that auto-enables WRRU if MEDIUM isn't
+	 * set. Since URGENT priority is zeroes, it makes all queues
+	 * URGENT.
+	 */
+	if (ctrl->quirks & NVME_QUIRK_MEDIUM_PRIO_SQ)
+		flags |= NVME_SQ_PRIO_MEDIUM;
+
+	/*
 	 * Note: we (ab)use the fact that the prp fields survive if no data
 	 * is attached to the request.
 	 */
@@ -2701,7 +2710,8 @@ static const struct pci_device_id nvme_id_table[] = {
 		.driver_data = NVME_QUIRK_STRIPE_SIZE |
 				NVME_QUIRK_DEALLOCATE_ZEROES, },
 	{ PCI_VDEVICE(INTEL, 0xf1a5),	/* Intel 600P/P3100 */
-		.driver_data = NVME_QUIRK_NO_DEEPEST_PS },
+		.driver_data = NVME_QUIRK_NO_DEEPEST_PS |
+				NVME_QUIRK_MEDIUM_PRIO_SQ },
 	{ PCI_VDEVICE(INTEL, 0x5845),	/* Qemu emulated controller */
 		.driver_data = NVME_QUIRK_IDENTIFY_CNS, },
 	{ PCI_DEVICE(0x1c58, 0x0003),	/* HGST adapter */
diff --git a/drivers/of/overlay.c b/drivers/of/overlay.c
index b35fe88..7baa53e 100644
--- a/drivers/of/overlay.c
+++ b/drivers/of/overlay.c
@@ -102,12 +102,28 @@ static DEFINE_IDR(ovcs_idr);
 
 static BLOCKING_NOTIFIER_HEAD(overlay_notify_chain);
 
+/**
+ * of_overlay_notifier_register() - Register notifier for overlay operations
+ * @nb:		Notifier block to register
+ *
+ * Register for notification on overlay operations on device tree nodes. The
+ * reported actions definied by @of_reconfig_change. The notifier callback
+ * furthermore receives a pointer to the affected device tree node.
+ *
+ * Note that a notifier callback is not supposed to store pointers to a device
+ * tree node or its content beyond @OF_OVERLAY_POST_REMOVE corresponding to the
+ * respective node it received.
+ */
 int of_overlay_notifier_register(struct notifier_block *nb)
 {
 	return blocking_notifier_chain_register(&overlay_notify_chain, nb);
 }
 EXPORT_SYMBOL_GPL(of_overlay_notifier_register);
 
+/**
+ * of_overlay_notifier_register() - Unregister notifier for overlay operations
+ * @nb:		Notifier block to unregister
+ */
 int of_overlay_notifier_unregister(struct notifier_block *nb)
 {
 	return blocking_notifier_chain_unregister(&overlay_notify_chain, nb);
@@ -671,17 +687,13 @@ static void free_overlay_changeset(struct overlay_changeset *ovcs)
 		of_node_put(ovcs->fragments[i].overlay);
 	}
 	kfree(ovcs->fragments);
-
 	/*
-	 * TODO
-	 *
-	 * would like to: kfree(ovcs->overlay_tree);
-	 * but can not since drivers may have pointers into this data
-	 *
-	 * would like to: kfree(ovcs->fdt);
-	 * but can not since drivers may have pointers into this data
+	 * There should be no live pointers into ovcs->overlay_tree and
+	 * ovcs->fdt due to the policy that overlay notifiers are not allowed
+	 * to retain pointers into the overlay devicetree.
 	 */
-
+	kfree(ovcs->overlay_tree);
+	kfree(ovcs->fdt);
 	kfree(ovcs);
 }
 
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index a04197c..dbfe7c4 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -1910,7 +1910,7 @@ void pci_pme_active(struct pci_dev *dev, bool enable)
 EXPORT_SYMBOL(pci_pme_active);
 
 /**
- * pci_enable_wake - enable PCI device as wakeup event source
+ * __pci_enable_wake - enable PCI device as wakeup event source
  * @dev: PCI device affected
  * @state: PCI state from which device will issue wakeup events
  * @enable: True to enable event generation; false to disable
@@ -1928,7 +1928,7 @@ EXPORT_SYMBOL(pci_pme_active);
  * Error code depending on the platform is returned if both the platform and
  * the native mechanism fail to enable the generation of wake-up events
  */
-int pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable)
+static int __pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable)
 {
 	int ret = 0;
 
@@ -1969,6 +1969,23 @@ int pci_enable_wake(struct pci_dev *dev, pci_power_t state, bool enable)
 
 	return ret;
 }
+
+/**
+ * pci_enable_wake - change wakeup settings for a PCI device
+ * @pci_dev: Target device
+ * @state: PCI state from which device will issue wakeup events
+ * @enable: Whether or not to enable event generation
+ *
+ * If @enable is set, check device_may_wakeup() for the device before calling
+ * __pci_enable_wake() for it.
+ */
+int pci_enable_wake(struct pci_dev *pci_dev, pci_power_t state, bool enable)
+{
+	if (enable && !device_may_wakeup(&pci_dev->dev))
+		return -EINVAL;
+
+	return __pci_enable_wake(pci_dev, state, enable);
+}
 EXPORT_SYMBOL(pci_enable_wake);
 
 /**
@@ -1981,9 +1998,9 @@ EXPORT_SYMBOL(pci_enable_wake);
  * should not be called twice in a row to enable wake-up due to PCI PM vs ACPI
  * ordering constraints.
  *
- * This function only returns error code if the device is not capable of
- * generating PME# from both D3_hot and D3_cold, and the platform is unable to
- * enable wake-up power for it.
+ * This function only returns error code if the device is not allowed to wake
+ * up the system from sleep or it is not capable of generating PME# from both
+ * D3_hot and D3_cold and the platform is unable to enable wake-up power for it.
  */
 int pci_wake_from_d3(struct pci_dev *dev, bool enable)
 {
@@ -2114,7 +2131,7 @@ int pci_finish_runtime_suspend(struct pci_dev *dev)
 
 	dev->runtime_d3cold = target_state == PCI_D3cold;
 
-	pci_enable_wake(dev, target_state, pci_dev_run_wake(dev));
+	__pci_enable_wake(dev, target_state, pci_dev_run_wake(dev));
 
 	error = pci_set_power_state(dev, target_state);
 
@@ -2138,16 +2155,16 @@ bool pci_dev_run_wake(struct pci_dev *dev)
 {
 	struct pci_bus *bus = dev->bus;
 
-	if (device_can_wakeup(&dev->dev))
-		return true;
-
 	if (!dev->pme_support)
 		return false;
 
 	/* PME-capable in principle, but not from the target power state */
-	if (!pci_pme_capable(dev, pci_target_state(dev, false)))
+	if (!pci_pme_capable(dev, pci_target_state(dev, true)))
 		return false;
 
+	if (device_can_wakeup(&dev->dev))
+		return true;
+
 	while (bus->parent) {
 		struct pci_dev *bridge = bus->self;
 
diff --git a/drivers/pinctrl/intel/pinctrl-cherryview.c b/drivers/pinctrl/intel/pinctrl-cherryview.c
index b1ae161..fee9225 100644
--- a/drivers/pinctrl/intel/pinctrl-cherryview.c
+++ b/drivers/pinctrl/intel/pinctrl-cherryview.c
@@ -1622,22 +1622,30 @@ static int chv_gpio_probe(struct chv_pinctrl *pctrl, int irq)
 
 	if (!need_valid_mask) {
 		irq_base = devm_irq_alloc_descs(pctrl->dev, -1, 0,
-						chip->ngpio, NUMA_NO_NODE);
+						community->npins, NUMA_NO_NODE);
 		if (irq_base < 0) {
 			dev_err(pctrl->dev, "Failed to allocate IRQ numbers\n");
 			return irq_base;
 		}
-	} else {
-		irq_base = 0;
 	}
 
-	ret = gpiochip_irqchip_add(chip, &chv_gpio_irqchip, irq_base,
+	ret = gpiochip_irqchip_add(chip, &chv_gpio_irqchip, 0,
 				   handle_bad_irq, IRQ_TYPE_NONE);
 	if (ret) {
 		dev_err(pctrl->dev, "failed to add IRQ chip\n");
 		return ret;
 	}
 
+	if (!need_valid_mask) {
+		for (i = 0; i < community->ngpio_ranges; i++) {
+			range = &community->gpio_ranges[i];
+
+			irq_domain_associate_many(chip->irq.domain, irq_base,
+						  range->base, range->npins);
+			irq_base += range->npins;
+		}
+	}
+
 	gpiochip_set_chained_irqchip(chip, &chv_gpio_irqchip, irq,
 				     chv_gpio_irq_handler);
 	return 0;
diff --git a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c
index 8870a41..fee3435 100644
--- a/drivers/pinctrl/intel/pinctrl-sunrisepoint.c
+++ b/drivers/pinctrl/intel/pinctrl-sunrisepoint.c
@@ -36,6 +36,27 @@
 		.npins = ((e) - (s) + 1),		\
 	}
 
+#define SPTH_GPP(r, s, e, g)				\
+	{						\
+		.reg_num = (r),				\
+		.base = (s),				\
+		.size = ((e) - (s) + 1),		\
+		.gpio_base = (g),			\
+	}
+
+#define SPTH_COMMUNITY(b, s, e, g)			\
+	{						\
+		.barno = (b),				\
+		.padown_offset = SPT_PAD_OWN,		\
+		.padcfglock_offset = SPT_PADCFGLOCK,	\
+		.hostown_offset = SPT_HOSTSW_OWN,	\
+		.ie_offset = SPT_GPI_IE,		\
+		.pin_base = (s),			\
+		.npins = ((e) - (s) + 1),		\
+		.gpps = (g),				\
+		.ngpps = ARRAY_SIZE(g),			\
+	}
+
 /* Sunrisepoint-LP */
 static const struct pinctrl_pin_desc sptlp_pins[] = {
 	/* GPP_A */
@@ -531,10 +552,28 @@ static const struct intel_function spth_functions[] = {
 	FUNCTION("i2c2", spth_i2c2_groups),
 };
 
+static const struct intel_padgroup spth_community0_gpps[] = {
+	SPTH_GPP(0, 0, 23, 0),		/* GPP_A */
+	SPTH_GPP(1, 24, 47, 24),	/* GPP_B */
+};
+
+static const struct intel_padgroup spth_community1_gpps[] = {
+	SPTH_GPP(0, 48, 71, 48),	/* GPP_C */
+	SPTH_GPP(1, 72, 95, 72),	/* GPP_D */
+	SPTH_GPP(2, 96, 108, 96),	/* GPP_E */
+	SPTH_GPP(3, 109, 132, 120),	/* GPP_F */
+	SPTH_GPP(4, 133, 156, 144),	/* GPP_G */
+	SPTH_GPP(5, 157, 180, 168),	/* GPP_H */
+};
+
+static const struct intel_padgroup spth_community3_gpps[] = {
+	SPTH_GPP(0, 181, 191, 192),	/* GPP_I */
+};
+
 static const struct intel_community spth_communities[] = {
-	SPT_COMMUNITY(0, 0, 47),
-	SPT_COMMUNITY(1, 48, 180),
-	SPT_COMMUNITY(2, 181, 191),
+	SPTH_COMMUNITY(0, 0, 47, spth_community0_gpps),
+	SPTH_COMMUNITY(1, 48, 180, spth_community1_gpps),
+	SPTH_COMMUNITY(2, 181, 191, spth_community3_gpps),
 };
 
 static const struct intel_pinctrl_soc_data spth_soc_data = {
diff --git a/drivers/pinctrl/meson/pinctrl-meson-axg.c b/drivers/pinctrl/meson/pinctrl-meson-axg.c
index 4b91ff7..99a6cea 100644
--- a/drivers/pinctrl/meson/pinctrl-meson-axg.c
+++ b/drivers/pinctrl/meson/pinctrl-meson-axg.c
@@ -898,7 +898,7 @@ static struct meson_bank meson_axg_periphs_banks[] = {
 
 static struct meson_bank meson_axg_aobus_banks[] = {
 	/*   name    first      last      irq	pullen  pull    dir     out     in  */
-	BANK("AO",   GPIOAO_0,  GPIOAO_9, 0, 13, 0,  16,  0, 0,  0,  0,  0, 16,  1,  0),
+	BANK("AO",   GPIOAO_0,  GPIOAO_13, 0, 13, 0,  16,  0, 0,  0,  0,  0, 16,  1,  0),
 };
 
 static struct meson_pmx_bank meson_axg_periphs_pmx_banks[] = {
diff --git a/drivers/s390/cio/qdio_setup.c b/drivers/s390/cio/qdio_setup.c
index 439991d..4c14ce4 100644
--- a/drivers/s390/cio/qdio_setup.c
+++ b/drivers/s390/cio/qdio_setup.c
@@ -141,7 +141,7 @@ static int __qdio_allocate_qs(struct qdio_q **irq_ptr_qs, int nr_queues)
 	int i;
 
 	for (i = 0; i < nr_queues; i++) {
-		q = kmem_cache_alloc(qdio_q_cache, GFP_KERNEL);
+		q = kmem_cache_zalloc(qdio_q_cache, GFP_KERNEL);
 		if (!q)
 			return -ENOMEM;
 
@@ -456,7 +456,6 @@ int qdio_setup_irq(struct qdio_initialize *init_data)
 {
 	struct ciw *ciw;
 	struct qdio_irq *irq_ptr = init_data->cdev->private->qdio_data;
-	int rc;
 
 	memset(&irq_ptr->qib, 0, sizeof(irq_ptr->qib));
 	memset(&irq_ptr->siga_flag, 0, sizeof(irq_ptr->siga_flag));
@@ -493,16 +492,14 @@ int qdio_setup_irq(struct qdio_initialize *init_data)
 	ciw = ccw_device_get_ciw(init_data->cdev, CIW_TYPE_EQUEUE);
 	if (!ciw) {
 		DBF_ERROR("%4x NO EQ", irq_ptr->schid.sch_no);
-		rc = -EINVAL;
-		goto out_err;
+		return -EINVAL;
 	}
 	irq_ptr->equeue = *ciw;
 
 	ciw = ccw_device_get_ciw(init_data->cdev, CIW_TYPE_AQUEUE);
 	if (!ciw) {
 		DBF_ERROR("%4x NO AQ", irq_ptr->schid.sch_no);
-		rc = -EINVAL;
-		goto out_err;
+		return -EINVAL;
 	}
 	irq_ptr->aqueue = *ciw;
 
@@ -512,9 +509,6 @@ int qdio_setup_irq(struct qdio_initialize *init_data)
 	init_data->cdev->handler = qdio_int_handler;
 	spin_unlock_irq(get_ccwdev_lock(irq_ptr->cdev));
 	return 0;
-out_err:
-	qdio_release_memory(irq_ptr);
-	return rc;
 }
 
 void qdio_print_subchannel_info(struct qdio_irq *irq_ptr,
diff --git a/drivers/s390/cio/vfio_ccw_cp.c b/drivers/s390/cio/vfio_ccw_cp.c
index 2c75507..dce92b2 100644
--- a/drivers/s390/cio/vfio_ccw_cp.c
+++ b/drivers/s390/cio/vfio_ccw_cp.c
@@ -715,6 +715,10 @@ void cp_free(struct channel_program *cp)
  * and stores the result to ccwchain list. @cp must have been
  * initialized by a previous call with cp_init(). Otherwise, undefined
  * behavior occurs.
+ * For each chain composing the channel program:
+ * - On entry ch_len holds the count of CCWs to be translated.
+ * - On exit ch_len is adjusted to the count of successfully translated CCWs.
+ * This allows cp_free to find in ch_len the count of CCWs to free in a chain.
  *
  * The S/390 CCW Translation APIS (prefixed by 'cp_') are introduced
  * as helpers to do ccw chain translation inside the kernel. Basically
@@ -749,11 +753,18 @@ int cp_prefetch(struct channel_program *cp)
 		for (idx = 0; idx < len; idx++) {
 			ret = ccwchain_fetch_one(chain, idx, cp);
 			if (ret)
-				return ret;
+				goto out_err;
 		}
 	}
 
 	return 0;
+out_err:
+	/* Only cleanup the chain elements that were actually translated. */
+	chain->ch_len = idx;
+	list_for_each_entry_continue(chain, &cp->ccwchain_list, next) {
+		chain->ch_len = 0;
+	}
+	return ret;
 }
 
 /**
diff --git a/drivers/scsi/aacraid/commsup.c b/drivers/scsi/aacraid/commsup.c
index 0156c96..d62ddd6 100644
--- a/drivers/scsi/aacraid/commsup.c
+++ b/drivers/scsi/aacraid/commsup.c
@@ -724,6 +724,8 @@ int aac_hba_send(u8 command, struct fib *fibptr, fib_callback callback,
 	int wait;
 	unsigned long flags = 0;
 	unsigned long mflags = 0;
+	struct aac_hba_cmd_req *hbacmd = (struct aac_hba_cmd_req *)
+			fibptr->hw_fib_va;
 
 	fibptr->flags = (FIB_CONTEXT_FLAG | FIB_CONTEXT_FLAG_NATIVE_HBA);
 	if (callback) {
@@ -734,11 +736,9 @@ int aac_hba_send(u8 command, struct fib *fibptr, fib_callback callback,
 		wait = 1;
 
 
-	if (command == HBA_IU_TYPE_SCSI_CMD_REQ) {
-		struct aac_hba_cmd_req *hbacmd =
-			(struct aac_hba_cmd_req *)fibptr->hw_fib_va;
+	hbacmd->iu_type = command;
 
-		hbacmd->iu_type = command;
+	if (command == HBA_IU_TYPE_SCSI_CMD_REQ) {
 		/* bit1 of request_id must be 0 */
 		hbacmd->request_id =
 			cpu_to_le32((((u32)(fibptr - dev->fibs)) << 2) + 1);
diff --git a/drivers/scsi/vmw_pvscsi.c b/drivers/scsi/vmw_pvscsi.c
index c374e3b..777e5f1 100644
--- a/drivers/scsi/vmw_pvscsi.c
+++ b/drivers/scsi/vmw_pvscsi.c
@@ -609,7 +609,7 @@ static void pvscsi_complete_request(struct pvscsi_adapter *adapter,
 			break;
 
 		case BTSTAT_ABORTQUEUE:
-			cmd->result = (DID_ABORT << 16);
+			cmd->result = (DID_BUS_BUSY << 16);
 			break;
 
 		case BTSTAT_SCSIPARITY:
diff --git a/drivers/spi/spi-bcm-qspi.c b/drivers/spi/spi-bcm-qspi.c
index 1596d35..6573152 100644
--- a/drivers/spi/spi-bcm-qspi.c
+++ b/drivers/spi/spi-bcm-qspi.c
@@ -490,7 +490,7 @@ static int bcm_qspi_bspi_set_mode(struct bcm_qspi *qspi,
 
 static void bcm_qspi_enable_bspi(struct bcm_qspi *qspi)
 {
-	if (!has_bspi(qspi) || (qspi->bspi_enabled))
+	if (!has_bspi(qspi))
 		return;
 
 	qspi->bspi_enabled = 1;
@@ -505,7 +505,7 @@ static void bcm_qspi_enable_bspi(struct bcm_qspi *qspi)
 
 static void bcm_qspi_disable_bspi(struct bcm_qspi *qspi)
 {
-	if (!has_bspi(qspi) || (!qspi->bspi_enabled))
+	if (!has_bspi(qspi))
 		return;
 
 	qspi->bspi_enabled = 0;
@@ -519,16 +519,19 @@ static void bcm_qspi_disable_bspi(struct bcm_qspi *qspi)
 
 static void bcm_qspi_chip_select(struct bcm_qspi *qspi, int cs)
 {
-	u32 data = 0;
+	u32 rd = 0;
+	u32 wr = 0;
 
-	if (qspi->curr_cs == cs)
-		return;
 	if (qspi->base[CHIP_SELECT]) {
-		data = bcm_qspi_read(qspi, CHIP_SELECT, 0);
-		data = (data & ~0xff) | (1 << cs);
-		bcm_qspi_write(qspi, CHIP_SELECT, 0, data);
+		rd = bcm_qspi_read(qspi, CHIP_SELECT, 0);
+		wr = (rd & ~0xff) | (1 << cs);
+		if (rd == wr)
+			return;
+		bcm_qspi_write(qspi, CHIP_SELECT, 0, wr);
 		usleep_range(10, 20);
 	}
+
+	dev_dbg(&qspi->pdev->dev, "using cs:%d\n", cs);
 	qspi->curr_cs = cs;
 }
 
@@ -755,8 +758,13 @@ static int write_to_hw(struct bcm_qspi *qspi, struct spi_device *spi)
 			dev_dbg(&qspi->pdev->dev, "WR %04x\n", val);
 		}
 		mspi_cdram = MSPI_CDRAM_CONT_BIT;
-		mspi_cdram |= (~(1 << spi->chip_select) &
-			       MSPI_CDRAM_PCS);
+
+		if (has_bspi(qspi))
+			mspi_cdram &= ~1;
+		else
+			mspi_cdram |= (~(1 << spi->chip_select) &
+				       MSPI_CDRAM_PCS);
+
 		mspi_cdram |= ((tp.trans->bits_per_word <= 8) ? 0 :
 				MSPI_CDRAM_BITSE_BIT);
 
diff --git a/drivers/spi/spi-bcm2835aux.c b/drivers/spi/spi-bcm2835aux.c
index 1431cb9..3094d81 100644
--- a/drivers/spi/spi-bcm2835aux.c
+++ b/drivers/spi/spi-bcm2835aux.c
@@ -184,6 +184,11 @@ static irqreturn_t bcm2835aux_spi_interrupt(int irq, void *dev_id)
 	struct bcm2835aux_spi *bs = spi_master_get_devdata(master);
 	irqreturn_t ret = IRQ_NONE;
 
+	/* IRQ may be shared, so return if our interrupts are disabled */
+	if (!(bcm2835aux_rd(bs, BCM2835_AUX_SPI_CNTL1) &
+	      (BCM2835_AUX_SPI_CNTL1_TXEMPTY | BCM2835_AUX_SPI_CNTL1_IDLE)))
+		return ret;
+
 	/* check if we have data to read */
 	while (bs->rx_len &&
 	       (!(bcm2835aux_rd(bs, BCM2835_AUX_SPI_STAT) &
diff --git a/drivers/spi/spi-cadence.c b/drivers/spi/spi-cadence.c
index 5c9516a..4a00163 100644
--- a/drivers/spi/spi-cadence.c
+++ b/drivers/spi/spi-cadence.c
@@ -313,6 +313,14 @@ static void cdns_spi_fill_tx_fifo(struct cdns_spi *xspi)
 
 	while ((trans_cnt < CDNS_SPI_FIFO_DEPTH) &&
 	       (xspi->tx_bytes > 0)) {
+
+		/* When xspi in busy condition, bytes may send failed,
+		 * then spi control did't work thoroughly, add one byte delay
+		 */
+		if (cdns_spi_read(xspi, CDNS_SPI_ISR) &
+		    CDNS_SPI_IXR_TXFULL)
+			usleep_range(10, 20);
+
 		if (xspi->txbuf)
 			cdns_spi_write(xspi, CDNS_SPI_TXD, *xspi->txbuf++);
 		else
diff --git a/drivers/spi/spi-imx.c b/drivers/spi/spi-imx.c
index 6f57592..a056ee8 100644
--- a/drivers/spi/spi-imx.c
+++ b/drivers/spi/spi-imx.c
@@ -1701,7 +1701,7 @@ static struct platform_driver spi_imx_driver = {
 };
 module_platform_driver(spi_imx_driver);
 
-MODULE_DESCRIPTION("SPI Master Controller driver");
+MODULE_DESCRIPTION("SPI Controller driver");
 MODULE_AUTHOR("Sascha Hauer, Pengutronix");
 MODULE_LICENSE("GPL");
 MODULE_ALIAS("platform:" DRIVER_NAME);
diff --git a/drivers/spi/spi-pxa2xx.h b/drivers/spi/spi-pxa2xx.h
index 513ec6c..0ae7def 100644
--- a/drivers/spi/spi-pxa2xx.h
+++ b/drivers/spi/spi-pxa2xx.h
@@ -38,7 +38,7 @@ struct driver_data {
 
 	/* SSP register addresses */
 	void __iomem *ioaddr;
-	u32 ssdr_physical;
+	phys_addr_t ssdr_physical;
 
 	/* SSP masks*/
 	u32 dma_cr1;
diff --git a/drivers/spi/spi-sh-msiof.c b/drivers/spi/spi-sh-msiof.c
index ae086aa..8171eed 100644
--- a/drivers/spi/spi-sh-msiof.c
+++ b/drivers/spi/spi-sh-msiof.c
@@ -283,6 +283,7 @@ static void sh_msiof_spi_set_clk_regs(struct sh_msiof_spi_priv *p,
 	}
 
 	k = min_t(int, k, ARRAY_SIZE(sh_msiof_spi_div_table) - 1);
+	brps = min_t(int, brps, 32);
 
 	scr = sh_msiof_spi_div_table[k].brdv | SCR_BRPS(brps);
 	sh_msiof_write(p, TSCR, scr);
diff --git a/drivers/thermal/int340x_thermal/int3403_thermal.c b/drivers/thermal/int340x_thermal/int3403_thermal.c
index 8a7f24d..0c19fcd5 100644
--- a/drivers/thermal/int340x_thermal/int3403_thermal.c
+++ b/drivers/thermal/int340x_thermal/int3403_thermal.c
@@ -194,6 +194,7 @@ static int int3403_cdev_add(struct int3403_priv *priv)
 		return -EFAULT;
 	}
 
+	priv->priv = obj;
 	obj->max_state = p->package.count - 1;
 	obj->cdev =
 		thermal_cooling_device_register(acpi_device_bid(priv->adev),
@@ -201,8 +202,6 @@ static int int3403_cdev_add(struct int3403_priv *priv)
 	if (IS_ERR(obj->cdev))
 		result = PTR_ERR(obj->cdev);
 
-	priv->priv = obj;
-
 	kfree(buf.pointer);
 	/* TODO: add ACPI notification support */
 
diff --git a/drivers/thermal/samsung/exynos_tmu.c b/drivers/thermal/samsung/exynos_tmu.c
index ed805c7..ac83f72 100644
--- a/drivers/thermal/samsung/exynos_tmu.c
+++ b/drivers/thermal/samsung/exynos_tmu.c
@@ -185,6 +185,7 @@
  * @regulator: pointer to the TMU regulator structure.
  * @reg_conf: pointer to structure to register with core thermal.
  * @ntrip: number of supported trip points.
+ * @enabled: current status of TMU device
  * @tmu_initialize: SoC specific TMU initialization method
  * @tmu_control: SoC specific TMU control method
  * @tmu_read: SoC specific TMU temperature read method
@@ -205,6 +206,7 @@ struct exynos_tmu_data {
 	struct regulator *regulator;
 	struct thermal_zone_device *tzd;
 	unsigned int ntrip;
+	bool enabled;
 
 	int (*tmu_initialize)(struct platform_device *pdev);
 	void (*tmu_control)(struct platform_device *pdev, bool on);
@@ -398,6 +400,7 @@ static void exynos_tmu_control(struct platform_device *pdev, bool on)
 	mutex_lock(&data->lock);
 	clk_enable(data->clk);
 	data->tmu_control(pdev, on);
+	data->enabled = on;
 	clk_disable(data->clk);
 	mutex_unlock(&data->lock);
 }
@@ -889,19 +892,24 @@ static void exynos7_tmu_control(struct platform_device *pdev, bool on)
 static int exynos_get_temp(void *p, int *temp)
 {
 	struct exynos_tmu_data *data = p;
+	int value, ret = 0;
 
-	if (!data || !data->tmu_read)
+	if (!data || !data->tmu_read || !data->enabled)
 		return -EINVAL;
 
 	mutex_lock(&data->lock);
 	clk_enable(data->clk);
 
-	*temp = code_to_temp(data, data->tmu_read(data)) * MCELSIUS;
+	value = data->tmu_read(data);
+	if (value < 0)
+		ret = value;
+	else
+		*temp = code_to_temp(data, value) * MCELSIUS;
 
 	clk_disable(data->clk);
 	mutex_unlock(&data->lock);
 
-	return 0;
+	return ret;
 }
 
 #ifdef CONFIG_THERMAL_EMULATION
diff --git a/fs/afs/addr_list.c b/fs/afs/addr_list.c
index 3bedfed..7587fb6 100644
--- a/fs/afs/addr_list.c
+++ b/fs/afs/addr_list.c
@@ -121,7 +121,7 @@ struct afs_addr_list *afs_parse_text_addrs(const char *text, size_t len,
 	p = text;
 	do {
 		struct sockaddr_rxrpc *srx = &alist->addrs[alist->nr_addrs];
-		char tdelim = delim;
+		const char *q, *stop;
 
 		if (*p == delim) {
 			p++;
@@ -130,28 +130,33 @@ struct afs_addr_list *afs_parse_text_addrs(const char *text, size_t len,
 
 		if (*p == '[') {
 			p++;
-			tdelim = ']';
+			q = memchr(p, ']', end - p);
+		} else {
+			for (q = p; q < end; q++)
+				if (*q == '+' || *q == delim)
+					break;
 		}
 
-		if (in4_pton(p, end - p,
+		if (in4_pton(p, q - p,
 			     (u8 *)&srx->transport.sin6.sin6_addr.s6_addr32[3],
-			     tdelim, &p)) {
+			     -1, &stop)) {
 			srx->transport.sin6.sin6_addr.s6_addr32[0] = 0;
 			srx->transport.sin6.sin6_addr.s6_addr32[1] = 0;
 			srx->transport.sin6.sin6_addr.s6_addr32[2] = htonl(0xffff);
-		} else if (in6_pton(p, end - p,
+		} else if (in6_pton(p, q - p,
 				    srx->transport.sin6.sin6_addr.s6_addr,
-				    tdelim, &p)) {
+				    -1, &stop)) {
 			/* Nothing to do */
 		} else {
 			goto bad_address;
 		}
 
-		if (tdelim == ']') {
-			if (p == end || *p != ']')
-				goto bad_address;
+		if (stop != q)
+			goto bad_address;
+
+		p = q;
+		if (q < end && *q == ']')
 			p++;
-		}
 
 		if (p < end) {
 			if (*p == '+') {
diff --git a/fs/afs/callback.c b/fs/afs/callback.c
index abd9a84..571437d 100644
--- a/fs/afs/callback.c
+++ b/fs/afs/callback.c
@@ -23,36 +23,55 @@
 /*
  * Set up an interest-in-callbacks record for a volume on a server and
  * register it with the server.
- * - Called with volume->server_sem held.
+ * - Called with vnode->io_lock held.
  */
 int afs_register_server_cb_interest(struct afs_vnode *vnode,
-				    struct afs_server_entry *entry)
+				    struct afs_server_list *slist,
+				    unsigned int index)
 {
-	struct afs_cb_interest *cbi = entry->cb_interest, *vcbi, *new, *x;
+	struct afs_server_entry *entry = &slist->servers[index];
+	struct afs_cb_interest *cbi, *vcbi, *new, *old;
 	struct afs_server *server = entry->server;
 
 again:
+	if (vnode->cb_interest &&
+	    likely(vnode->cb_interest == entry->cb_interest))
+		return 0;
+
+	read_lock(&slist->lock);
+	cbi = afs_get_cb_interest(entry->cb_interest);
+	read_unlock(&slist->lock);
+
 	vcbi = vnode->cb_interest;
 	if (vcbi) {
-		if (vcbi == cbi)
-			return 0;
-
-		if (cbi && vcbi->server == cbi->server) {
-			write_seqlock(&vnode->cb_lock);
-			vnode->cb_interest = afs_get_cb_interest(cbi);
-			write_sequnlock(&vnode->cb_lock);
+		if (vcbi == cbi) {
 			afs_put_cb_interest(afs_v2net(vnode), cbi);
 			return 0;
 		}
 
+		/* Use a new interest in the server list for the same server
+		 * rather than an old one that's still attached to a vnode.
+		 */
+		if (cbi && vcbi->server == cbi->server) {
+			write_seqlock(&vnode->cb_lock);
+			old = vnode->cb_interest;
+			vnode->cb_interest = cbi;
+			write_sequnlock(&vnode->cb_lock);
+			afs_put_cb_interest(afs_v2net(vnode), old);
+			return 0;
+		}
+
+		/* Re-use the one attached to the vnode. */
 		if (!cbi && vcbi->server == server) {
-			afs_get_cb_interest(vcbi);
-			x = cmpxchg(&entry->cb_interest, cbi, vcbi);
-			if (x != cbi) {
-				cbi = x;
-				afs_put_cb_interest(afs_v2net(vnode), vcbi);
+			write_lock(&slist->lock);
+			if (entry->cb_interest) {
+				write_unlock(&slist->lock);
+				afs_put_cb_interest(afs_v2net(vnode), cbi);
 				goto again;
 			}
+
+			entry->cb_interest = cbi;
+			write_unlock(&slist->lock);
 			return 0;
 		}
 	}
@@ -72,13 +91,16 @@ int afs_register_server_cb_interest(struct afs_vnode *vnode,
 		list_add_tail(&new->cb_link, &server->cb_interests);
 		write_unlock(&server->cb_break_lock);
 
-		x = cmpxchg(&entry->cb_interest, cbi, new);
-		if (x == cbi) {
+		write_lock(&slist->lock);
+		if (!entry->cb_interest) {
+			entry->cb_interest = afs_get_cb_interest(new);
 			cbi = new;
+			new = NULL;
 		} else {
-			cbi = x;
-			afs_put_cb_interest(afs_v2net(vnode), new);
+			cbi = afs_get_cb_interest(entry->cb_interest);
 		}
+		write_unlock(&slist->lock);
+		afs_put_cb_interest(afs_v2net(vnode), new);
 	}
 
 	ASSERT(cbi);
@@ -88,11 +110,14 @@ int afs_register_server_cb_interest(struct afs_vnode *vnode,
 	 */
 	write_seqlock(&vnode->cb_lock);
 
-	vnode->cb_interest = afs_get_cb_interest(cbi);
+	old = vnode->cb_interest;
+	vnode->cb_interest = cbi;
 	vnode->cb_s_break = cbi->server->cb_s_break;
+	vnode->cb_v_break = vnode->volume->cb_v_break;
 	clear_bit(AFS_VNODE_CB_PROMISED, &vnode->flags);
 
 	write_sequnlock(&vnode->cb_lock);
+	afs_put_cb_interest(afs_v2net(vnode), old);
 	return 0;
 }
 
@@ -171,13 +196,24 @@ static void afs_break_one_callback(struct afs_server *server,
 		if (cbi->vid != fid->vid)
 			continue;
 
-		data.volume = NULL;
-		data.fid = *fid;
-		inode = ilookup5_nowait(cbi->sb, fid->vnode, afs_iget5_test, &data);
-		if (inode) {
-			vnode = AFS_FS_I(inode);
-			afs_break_callback(vnode);
-			iput(inode);
+		if (fid->vnode == 0 && fid->unique == 0) {
+			/* The callback break applies to an entire volume. */
+			struct afs_super_info *as = AFS_FS_S(cbi->sb);
+			struct afs_volume *volume = as->volume;
+
+			write_lock(&volume->cb_break_lock);
+			volume->cb_v_break++;
+			write_unlock(&volume->cb_break_lock);
+		} else {
+			data.volume = NULL;
+			data.fid = *fid;
+			inode = ilookup5_nowait(cbi->sb, fid->vnode,
+						afs_iget5_test, &data);
+			if (inode) {
+				vnode = AFS_FS_I(inode);
+				afs_break_callback(vnode);
+				iput(inode);
+			}
 		}
 	}
 
@@ -195,6 +231,8 @@ void afs_break_callbacks(struct afs_server *server, size_t count,
 	ASSERT(server != NULL);
 	ASSERTCMP(count, <=, AFSCBMAX);
 
+	/* TODO: Sort the callback break list by volume ID */
+
 	for (; count > 0; callbacks++, count--) {
 		_debug("- Fid { vl=%08x n=%u u=%u }  CB { v=%u x=%u t=%u }",
 		       callbacks->fid.vid,
diff --git a/fs/afs/cmservice.c b/fs/afs/cmservice.c
index 357de90..c332c95 100644
--- a/fs/afs/cmservice.c
+++ b/fs/afs/cmservice.c
@@ -133,21 +133,10 @@ bool afs_cm_incoming_call(struct afs_call *call)
 }
 
 /*
- * clean up a cache manager call
+ * Clean up a cache manager call.
  */
 static void afs_cm_destructor(struct afs_call *call)
 {
-	_enter("");
-
-	/* Break the callbacks here so that we do it after the final ACK is
-	 * received.  The step number here must match the final number in
-	 * afs_deliver_cb_callback().
-	 */
-	if (call->unmarshall == 5) {
-		ASSERT(call->cm_server && call->count && call->request);
-		afs_break_callbacks(call->cm_server, call->count, call->request);
-	}
-
 	kfree(call->buffer);
 	call->buffer = NULL;
 }
@@ -161,14 +150,14 @@ static void SRXAFSCB_CallBack(struct work_struct *work)
 
 	_enter("");
 
-	/* be sure to send the reply *before* attempting to spam the AFS server
-	 * with FSFetchStatus requests on the vnodes with broken callbacks lest
-	 * the AFS server get into a vicious cycle of trying to break further
-	 * callbacks because it hadn't received completion of the CBCallBack op
-	 * yet */
-	afs_send_empty_reply(call);
+	/* We need to break the callbacks before sending the reply as the
+	 * server holds up change visibility till it receives our reply so as
+	 * to maintain cache coherency.
+	 */
+	if (call->cm_server)
+		afs_break_callbacks(call->cm_server, call->count, call->request);
 
-	afs_break_callbacks(call->cm_server, call->count, call->request);
+	afs_send_empty_reply(call);
 	afs_put_call(call);
 	_leave("");
 }
@@ -180,7 +169,6 @@ static int afs_deliver_cb_callback(struct afs_call *call)
 {
 	struct afs_callback_break *cb;
 	struct sockaddr_rxrpc srx;
-	struct afs_server *server;
 	__be32 *bp;
 	int ret, loop;
 
@@ -267,15 +255,6 @@ static int afs_deliver_cb_callback(struct afs_call *call)
 
 		call->offset = 0;
 		call->unmarshall++;
-
-		/* Record that the message was unmarshalled successfully so
-		 * that the call destructor can know do the callback breaking
-		 * work, even if the final ACK isn't received.
-		 *
-		 * If the step number changes, then afs_cm_destructor() must be
-		 * updated also.
-		 */
-		call->unmarshall++;
 	case 5:
 		break;
 	}
@@ -286,10 +265,9 @@ static int afs_deliver_cb_callback(struct afs_call *call)
 	/* we'll need the file server record as that tells us which set of
 	 * vnodes to operate upon */
 	rxrpc_kernel_get_peer(call->net->socket, call->rxcall, &srx);
-	server = afs_find_server(call->net, &srx);
-	if (!server)
-		return -ENOTCONN;
-	call->cm_server = server;
+	call->cm_server = afs_find_server(call->net, &srx);
+	if (!call->cm_server)
+		trace_afs_cm_no_server(call, &srx);
 
 	return afs_queue_call_work(call);
 }
@@ -303,7 +281,8 @@ static void SRXAFSCB_InitCallBackState(struct work_struct *work)
 
 	_enter("{%p}", call->cm_server);
 
-	afs_init_callback_state(call->cm_server);
+	if (call->cm_server)
+		afs_init_callback_state(call->cm_server);
 	afs_send_empty_reply(call);
 	afs_put_call(call);
 	_leave("");
@@ -315,7 +294,6 @@ static void SRXAFSCB_InitCallBackState(struct work_struct *work)
 static int afs_deliver_cb_init_call_back_state(struct afs_call *call)
 {
 	struct sockaddr_rxrpc srx;
-	struct afs_server *server;
 	int ret;
 
 	_enter("");
@@ -328,10 +306,9 @@ static int afs_deliver_cb_init_call_back_state(struct afs_call *call)
 
 	/* we'll need the file server record as that tells us which set of
 	 * vnodes to operate upon */
-	server = afs_find_server(call->net, &srx);
-	if (!server)
-		return -ENOTCONN;
-	call->cm_server = server;
+	call->cm_server = afs_find_server(call->net, &srx);
+	if (!call->cm_server)
+		trace_afs_cm_no_server(call, &srx);
 
 	return afs_queue_call_work(call);
 }
@@ -341,8 +318,6 @@ static int afs_deliver_cb_init_call_back_state(struct afs_call *call)
  */
 static int afs_deliver_cb_init_call_back_state3(struct afs_call *call)
 {
-	struct sockaddr_rxrpc srx;
-	struct afs_server *server;
 	struct afs_uuid *r;
 	unsigned loop;
 	__be32 *b;
@@ -398,11 +373,11 @@ static int afs_deliver_cb_init_call_back_state3(struct afs_call *call)
 
 	/* we'll need the file server record as that tells us which set of
 	 * vnodes to operate upon */
-	rxrpc_kernel_get_peer(call->net->socket, call->rxcall, &srx);
-	server = afs_find_server(call->net, &srx);
-	if (!server)
-		return -ENOTCONN;
-	call->cm_server = server;
+	rcu_read_lock();
+	call->cm_server = afs_find_server_by_uuid(call->net, call->request);
+	rcu_read_unlock();
+	if (!call->cm_server)
+		trace_afs_cm_no_server_u(call, call->request);
 
 	return afs_queue_call_work(call);
 }
diff --git a/fs/afs/dir.c b/fs/afs/dir.c
index 5889f70..7d623008 100644
--- a/fs/afs/dir.c
+++ b/fs/afs/dir.c
@@ -180,6 +180,7 @@ static int afs_dir_open(struct inode *inode, struct file *file)
  * get reclaimed during the iteration.
  */
 static struct afs_read *afs_read_dir(struct afs_vnode *dvnode, struct key *key)
+	__acquires(&dvnode->validate_lock)
 {
 	struct afs_read *req;
 	loff_t i_size;
@@ -261,18 +262,21 @@ static struct afs_read *afs_read_dir(struct afs_vnode *dvnode, struct key *key)
 	/* If we're going to reload, we need to lock all the pages to prevent
 	 * races.
 	 */
+	ret = -ERESTARTSYS;
+	if (down_read_killable(&dvnode->validate_lock) < 0)
+		goto error;
+
+	if (test_bit(AFS_VNODE_DIR_VALID, &dvnode->flags))
+		goto success;
+
+	up_read(&dvnode->validate_lock);
+	if (down_write_killable(&dvnode->validate_lock) < 0)
+		goto error;
+
 	if (!test_bit(AFS_VNODE_DIR_VALID, &dvnode->flags)) {
-		ret = -ERESTARTSYS;
-		for (i = 0; i < req->nr_pages; i++)
-			if (lock_page_killable(req->pages[i]) < 0)
-				goto error_unlock;
-
-		if (test_bit(AFS_VNODE_DIR_VALID, &dvnode->flags))
-			goto success;
-
 		ret = afs_fetch_data(dvnode, key, req);
 		if (ret < 0)
-			goto error_unlock_all;
+			goto error_unlock;
 
 		task_io_account_read(PAGE_SIZE * req->nr_pages);
 
@@ -284,33 +288,26 @@ static struct afs_read *afs_read_dir(struct afs_vnode *dvnode, struct key *key)
 		for (i = 0; i < req->nr_pages; i++)
 			if (!afs_dir_check_page(dvnode, req->pages[i],
 						req->actual_len))
-				goto error_unlock_all;
+				goto error_unlock;
 
 		// TODO: Trim excess pages
 
 		set_bit(AFS_VNODE_DIR_VALID, &dvnode->flags);
 	}
 
+	downgrade_write(&dvnode->validate_lock);
 success:
-	i = req->nr_pages;
-	while (i > 0)
-		unlock_page(req->pages[--i]);
 	return req;
 
-error_unlock_all:
-	i = req->nr_pages;
 error_unlock:
-	while (i > 0)
-		unlock_page(req->pages[--i]);
+	up_write(&dvnode->validate_lock);
 error:
 	afs_put_read(req);
 	_leave(" = %d", ret);
 	return ERR_PTR(ret);
 
 content_has_grown:
-	i = req->nr_pages;
-	while (i > 0)
-		unlock_page(req->pages[--i]);
+	up_write(&dvnode->validate_lock);
 	afs_put_read(req);
 	goto retry;
 }
@@ -473,6 +470,7 @@ static int afs_dir_iterate(struct inode *dir, struct dir_context *ctx,
 	}
 
 out:
+	up_read(&dvnode->validate_lock);
 	afs_put_read(req);
 	_leave(" = %d", ret);
 	return ret;
@@ -1143,7 +1141,7 @@ static int afs_mkdir(struct inode *dir, struct dentry *dentry, umode_t mode)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, dvnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = dvnode->cb_break + dvnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(dvnode);
 			afs_fs_create(&fc, dentry->d_name.name, mode, data_version,
 				      &newfid, &newstatus, &newcb);
 		}
@@ -1213,7 +1211,7 @@ static int afs_rmdir(struct inode *dir, struct dentry *dentry)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, dvnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = dvnode->cb_break + dvnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(dvnode);
 			afs_fs_remove(&fc, dentry->d_name.name, true,
 				      data_version);
 		}
@@ -1316,7 +1314,7 @@ static int afs_unlink(struct inode *dir, struct dentry *dentry)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, dvnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = dvnode->cb_break + dvnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(dvnode);
 			afs_fs_remove(&fc, dentry->d_name.name, false,
 				      data_version);
 		}
@@ -1373,7 +1371,7 @@ static int afs_create(struct inode *dir, struct dentry *dentry, umode_t mode,
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, dvnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = dvnode->cb_break + dvnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(dvnode);
 			afs_fs_create(&fc, dentry->d_name.name, mode, data_version,
 				      &newfid, &newstatus, &newcb);
 		}
@@ -1443,8 +1441,8 @@ static int afs_link(struct dentry *from, struct inode *dir,
 		}
 
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = dvnode->cb_break + dvnode->cb_s_break;
-			fc.cb_break_2 = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(dvnode);
+			fc.cb_break_2 = afs_calc_vnode_cb_break(vnode);
 			afs_fs_link(&fc, vnode, dentry->d_name.name, data_version);
 		}
 
@@ -1512,7 +1510,7 @@ static int afs_symlink(struct inode *dir, struct dentry *dentry,
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, dvnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = dvnode->cb_break + dvnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(dvnode);
 			afs_fs_symlink(&fc, dentry->d_name.name,
 				       content, data_version,
 				       &newfid, &newstatus);
@@ -1588,8 +1586,8 @@ static int afs_rename(struct inode *old_dir, struct dentry *old_dentry,
 			}
 		}
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = orig_dvnode->cb_break + orig_dvnode->cb_s_break;
-			fc.cb_break_2 = new_dvnode->cb_break + new_dvnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(orig_dvnode);
+			fc.cb_break_2 = afs_calc_vnode_cb_break(new_dvnode);
 			afs_fs_rename(&fc, old_dentry->d_name.name,
 				      new_dvnode, new_dentry->d_name.name,
 				      orig_data_version, new_data_version);
diff --git a/fs/afs/file.c b/fs/afs/file.c
index c24c080..7d4f261 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -238,7 +238,7 @@ int afs_fetch_data(struct afs_vnode *vnode, struct key *key, struct afs_read *de
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_fetch_data(&fc, desc);
 		}
 
diff --git a/fs/afs/flock.c b/fs/afs/flock.c
index 7a0e017..dc62d15 100644
--- a/fs/afs/flock.c
+++ b/fs/afs/flock.c
@@ -86,7 +86,7 @@ static int afs_set_lock(struct afs_vnode *vnode, struct key *key,
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_set_lock(&fc, type);
 		}
 
@@ -117,7 +117,7 @@ static int afs_extend_lock(struct afs_vnode *vnode, struct key *key)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		while (afs_select_current_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_extend_lock(&fc);
 		}
 
@@ -148,7 +148,7 @@ static int afs_release_lock(struct afs_vnode *vnode, struct key *key)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		while (afs_select_current_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_release_lock(&fc);
 		}
 
diff --git a/fs/afs/fsclient.c b/fs/afs/fsclient.c
index efacdb7..b273e1d 100644
--- a/fs/afs/fsclient.c
+++ b/fs/afs/fsclient.c
@@ -134,6 +134,7 @@ static int xdr_decode_AFSFetchStatus(struct afs_call *call,
 				     struct afs_read *read_req)
 {
 	const struct afs_xdr_AFSFetchStatus *xdr = (const void *)*_bp;
+	bool inline_error = (call->operation_ID == afs_FS_InlineBulkStatus);
 	u64 data_version, size;
 	u32 type, abort_code;
 	u8 flags = 0;
@@ -142,13 +143,32 @@ static int xdr_decode_AFSFetchStatus(struct afs_call *call,
 	if (vnode)
 		write_seqlock(&vnode->cb_lock);
 
+	abort_code = ntohl(xdr->abort_code);
+
 	if (xdr->if_version != htonl(AFS_FSTATUS_VERSION)) {
+		if (xdr->if_version == htonl(0) &&
+		    abort_code != 0 &&
+		    inline_error) {
+			/* The OpenAFS fileserver has a bug in FS.InlineBulkStatus
+			 * whereby it doesn't set the interface version in the error
+			 * case.
+			 */
+			status->abort_code = abort_code;
+			ret = 0;
+			goto out;
+		}
+
 		pr_warn("Unknown AFSFetchStatus version %u\n", ntohl(xdr->if_version));
 		goto bad;
 	}
 
+	if (abort_code != 0 && inline_error) {
+		status->abort_code = abort_code;
+		ret = 0;
+		goto out;
+	}
+
 	type = ntohl(xdr->type);
-	abort_code = ntohl(xdr->abort_code);
 	switch (type) {
 	case AFS_FTYPE_FILE:
 	case AFS_FTYPE_DIR:
@@ -165,13 +185,6 @@ static int xdr_decode_AFSFetchStatus(struct afs_call *call,
 		}
 		status->type = type;
 		break;
-	case AFS_FTYPE_INVALID:
-		if (abort_code != 0) {
-			status->abort_code = abort_code;
-			ret = 0;
-			goto out;
-		}
-		/* Fall through */
 	default:
 		goto bad;
 	}
@@ -248,7 +261,7 @@ static void xdr_decode_AFSCallBack(struct afs_call *call,
 
 	write_seqlock(&vnode->cb_lock);
 
-	if (call->cb_break == (vnode->cb_break + cbi->server->cb_s_break)) {
+	if (call->cb_break == afs_cb_break_sum(vnode, cbi)) {
 		vnode->cb_version	= ntohl(*bp++);
 		cb_expiry		= ntohl(*bp++);
 		vnode->cb_type		= ntohl(*bp++);
diff --git a/fs/afs/inode.c b/fs/afs/inode.c
index 06194cf..479b7fd 100644
--- a/fs/afs/inode.c
+++ b/fs/afs/inode.c
@@ -108,7 +108,7 @@ int afs_fetch_status(struct afs_vnode *vnode, struct key *key, bool new_inode)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_fetch_file_status(&fc, NULL, new_inode);
 		}
 
@@ -393,15 +393,18 @@ int afs_validate(struct afs_vnode *vnode, struct key *key)
 	read_seqlock_excl(&vnode->cb_lock);
 
 	if (test_bit(AFS_VNODE_CB_PROMISED, &vnode->flags)) {
-		if (vnode->cb_s_break != vnode->cb_interest->server->cb_s_break) {
+		if (vnode->cb_s_break != vnode->cb_interest->server->cb_s_break ||
+		    vnode->cb_v_break != vnode->volume->cb_v_break) {
 			vnode->cb_s_break = vnode->cb_interest->server->cb_s_break;
+			vnode->cb_v_break = vnode->volume->cb_v_break;
+			valid = false;
 		} else if (vnode->status.type == AFS_FTYPE_DIR &&
 			   test_bit(AFS_VNODE_DIR_VALID, &vnode->flags) &&
 			   vnode->cb_expires_at - 10 > now) {
-				valid = true;
+			valid = true;
 		} else if (!test_bit(AFS_VNODE_ZAP_DATA, &vnode->flags) &&
 			   vnode->cb_expires_at - 10 > now) {
-				valid = true;
+			valid = true;
 		}
 	} else if (test_bit(AFS_VNODE_DELETED, &vnode->flags)) {
 		valid = true;
@@ -415,7 +418,7 @@ int afs_validate(struct afs_vnode *vnode, struct key *key)
 	if (valid)
 		goto valid;
 
-	mutex_lock(&vnode->validate_lock);
+	down_write(&vnode->validate_lock);
 
 	/* if the promise has expired, we need to check the server again to get
 	 * a new promise - note that if the (parent) directory's metadata was
@@ -444,13 +447,13 @@ int afs_validate(struct afs_vnode *vnode, struct key *key)
 	 * different */
 	if (test_and_clear_bit(AFS_VNODE_ZAP_DATA, &vnode->flags))
 		afs_zap_data(vnode);
-	mutex_unlock(&vnode->validate_lock);
+	up_write(&vnode->validate_lock);
 valid:
 	_leave(" = 0");
 	return 0;
 
 error_unlock:
-	mutex_unlock(&vnode->validate_lock);
+	up_write(&vnode->validate_lock);
 	_leave(" = %d", ret);
 	return ret;
 }
@@ -574,7 +577,7 @@ int afs_setattr(struct dentry *dentry, struct iattr *attr)
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_setattr(&fc, attr);
 		}
 
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index f8086ec..e3f8a46 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -396,6 +396,7 @@ struct afs_server {
 #define AFS_SERVER_FL_PROBED	5		/* The fileserver has been probed */
 #define AFS_SERVER_FL_PROBING	6		/* Fileserver is being probed */
 #define AFS_SERVER_FL_NO_IBULK	7		/* Fileserver doesn't support FS.InlineBulkStatus */
+#define AFS_SERVER_FL_MAY_HAVE_CB 8		/* May have callbacks on this fileserver */
 	atomic_t		usage;
 	u32			addr_version;	/* Address list version */
 
@@ -433,6 +434,7 @@ struct afs_server_list {
 	unsigned short		index;		/* Server currently in use */
 	unsigned short		vnovol_mask;	/* Servers to be skipped due to VNOVOL */
 	unsigned int		seq;		/* Set to ->servers_seq when installed */
+	rwlock_t		lock;
 	struct afs_server_entry	servers[];
 };
 
@@ -459,6 +461,9 @@ struct afs_volume {
 	rwlock_t		servers_lock;	/* Lock for ->servers */
 	unsigned int		servers_seq;	/* Incremented each time ->servers changes */
 
+	unsigned		cb_v_break;	/* Break-everything counter. */
+	rwlock_t		cb_break_lock;
+
 	afs_voltype_t		type;		/* type of volume */
 	short			error;
 	char			type_force;	/* force volume type (suppress R/O -> R/W) */
@@ -494,7 +499,7 @@ struct afs_vnode {
 #endif
 	struct afs_permits __rcu *permit_cache;	/* cache of permits so far obtained */
 	struct mutex		io_lock;	/* Lock for serialising I/O on this mutex */
-	struct mutex		validate_lock;	/* lock for validating this vnode */
+	struct rw_semaphore	validate_lock;	/* lock for validating this vnode */
 	spinlock_t		wb_lock;	/* lock for wb_keys */
 	spinlock_t		lock;		/* waitqueue/flags lock */
 	unsigned long		flags;
@@ -519,6 +524,7 @@ struct afs_vnode {
 	/* outstanding callback notification on this file */
 	struct afs_cb_interest	*cb_interest;	/* Server on which this resides */
 	unsigned int		cb_s_break;	/* Mass break counter on ->server */
+	unsigned int		cb_v_break;	/* Mass break counter on ->volume */
 	unsigned int		cb_break;	/* Break counter on vnode */
 	seqlock_t		cb_lock;	/* Lock for ->cb_interest, ->status, ->cb_*break */
 
@@ -648,16 +654,29 @@ extern void afs_init_callback_state(struct afs_server *);
 extern void afs_break_callback(struct afs_vnode *);
 extern void afs_break_callbacks(struct afs_server *, size_t, struct afs_callback_break*);
 
-extern int afs_register_server_cb_interest(struct afs_vnode *, struct afs_server_entry *);
+extern int afs_register_server_cb_interest(struct afs_vnode *,
+					   struct afs_server_list *, unsigned int);
 extern void afs_put_cb_interest(struct afs_net *, struct afs_cb_interest *);
 extern void afs_clear_callback_interests(struct afs_net *, struct afs_server_list *);
 
 static inline struct afs_cb_interest *afs_get_cb_interest(struct afs_cb_interest *cbi)
 {
-	refcount_inc(&cbi->usage);
+	if (cbi)
+		refcount_inc(&cbi->usage);
 	return cbi;
 }
 
+static inline unsigned int afs_calc_vnode_cb_break(struct afs_vnode *vnode)
+{
+	return vnode->cb_break + vnode->cb_s_break + vnode->cb_v_break;
+}
+
+static inline unsigned int afs_cb_break_sum(struct afs_vnode *vnode,
+					    struct afs_cb_interest *cbi)
+{
+	return vnode->cb_break + cbi->server->cb_s_break + vnode->volume->cb_v_break;
+}
+
 /*
  * cell.c
  */
diff --git a/fs/afs/rotate.c b/fs/afs/rotate.c
index ac0feac..e065bc0 100644
--- a/fs/afs/rotate.c
+++ b/fs/afs/rotate.c
@@ -179,7 +179,7 @@ bool afs_select_fileserver(struct afs_fs_cursor *fc)
 			 */
 			if (fc->flags & AFS_FS_CURSOR_VNOVOL) {
 				fc->ac.error = -EREMOTEIO;
-				goto failed;
+				goto next_server;
 			}
 
 			write_lock(&vnode->volume->servers_lock);
@@ -201,7 +201,7 @@ bool afs_select_fileserver(struct afs_fs_cursor *fc)
 			 */
 			if (vnode->volume->servers == fc->server_list) {
 				fc->ac.error = -EREMOTEIO;
-				goto failed;
+				goto next_server;
 			}
 
 			/* Try again */
@@ -350,8 +350,8 @@ bool afs_select_fileserver(struct afs_fs_cursor *fc)
 	 * break request before we've finished decoding the reply and
 	 * installing the vnode.
 	 */
-	fc->ac.error = afs_register_server_cb_interest(
-		vnode, &fc->server_list->servers[fc->index]);
+	fc->ac.error = afs_register_server_cb_interest(vnode, fc->server_list,
+						       fc->index);
 	if (fc->ac.error < 0)
 		goto failed;
 
@@ -369,8 +369,16 @@ bool afs_select_fileserver(struct afs_fs_cursor *fc)
 	if (!test_bit(AFS_SERVER_FL_PROBED, &server->flags)) {
 		fc->ac.alist = afs_get_addrlist(alist);
 
-		if (!afs_probe_fileserver(fc))
-			goto failed;
+		if (!afs_probe_fileserver(fc)) {
+			switch (fc->ac.error) {
+			case -ENOMEM:
+			case -ERESTARTSYS:
+			case -EINTR:
+				goto failed;
+			default:
+				goto next_server;
+			}
+		}
 	}
 
 	if (!fc->ac.alist)
diff --git a/fs/afs/rxrpc.c b/fs/afs/rxrpc.c
index 5c62639..0873594 100644
--- a/fs/afs/rxrpc.c
+++ b/fs/afs/rxrpc.c
@@ -41,6 +41,7 @@ int afs_open_socket(struct afs_net *net)
 {
 	struct sockaddr_rxrpc srx;
 	struct socket *socket;
+	unsigned int min_level;
 	int ret;
 
 	_enter("");
@@ -60,6 +61,12 @@ int afs_open_socket(struct afs_net *net)
 	srx.transport.sin6.sin6_family	= AF_INET6;
 	srx.transport.sin6.sin6_port	= htons(AFS_CM_PORT);
 
+	min_level = RXRPC_SECURITY_ENCRYPT;
+	ret = kernel_setsockopt(socket, SOL_RXRPC, RXRPC_MIN_SECURITY_LEVEL,
+				(void *)&min_level, sizeof(min_level));
+	if (ret < 0)
+		goto error_2;
+
 	ret = kernel_bind(socket, (struct sockaddr *) &srx, sizeof(srx));
 	if (ret == -EADDRINUSE) {
 		srx.transport.sin6.sin6_port = 0;
@@ -482,8 +489,12 @@ static void afs_deliver_to_call(struct afs_call *call)
 		state = READ_ONCE(call->state);
 		switch (ret) {
 		case 0:
-			if (state == AFS_CALL_CL_PROC_REPLY)
+			if (state == AFS_CALL_CL_PROC_REPLY) {
+				if (call->cbi)
+					set_bit(AFS_SERVER_FL_MAY_HAVE_CB,
+						&call->cbi->server->flags);
 				goto call_complete;
+			}
 			ASSERTCMP(state, >, AFS_CALL_CL_PROC_REPLY);
 			goto done;
 		case -EINPROGRESS:
@@ -493,11 +504,6 @@ static void afs_deliver_to_call(struct afs_call *call)
 		case -ECONNABORTED:
 			ASSERTCMP(state, ==, AFS_CALL_COMPLETE);
 			goto done;
-		case -ENOTCONN:
-			abort_code = RX_CALL_DEAD;
-			rxrpc_kernel_abort_call(call->net->socket, call->rxcall,
-						abort_code, ret, "KNC");
-			goto local_abort;
 		case -ENOTSUPP:
 			abort_code = RXGEN_OPCODE;
 			rxrpc_kernel_abort_call(call->net->socket, call->rxcall,
diff --git a/fs/afs/security.c b/fs/afs/security.c
index cea2fff..1992b0f 100644
--- a/fs/afs/security.c
+++ b/fs/afs/security.c
@@ -147,8 +147,7 @@ void afs_cache_permit(struct afs_vnode *vnode, struct key *key,
 					break;
 				}
 
-				if (cb_break != (vnode->cb_break +
-						 vnode->cb_interest->server->cb_s_break)) {
+				if (cb_break != afs_cb_break_sum(vnode, vnode->cb_interest)) {
 					changed = true;
 					break;
 				}
@@ -178,7 +177,7 @@ void afs_cache_permit(struct afs_vnode *vnode, struct key *key,
 		}
 	}
 
-	if (cb_break != (vnode->cb_break + vnode->cb_interest->server->cb_s_break))
+	if (cb_break != afs_cb_break_sum(vnode, vnode->cb_interest))
 		goto someone_else_changed_it;
 
 	/* We need a ref on any permits list we want to copy as we'll have to
@@ -257,7 +256,7 @@ void afs_cache_permit(struct afs_vnode *vnode, struct key *key,
 
 	spin_lock(&vnode->lock);
 	zap = rcu_access_pointer(vnode->permit_cache);
-	if (cb_break == (vnode->cb_break + vnode->cb_interest->server->cb_s_break) &&
+	if (cb_break == afs_cb_break_sum(vnode, vnode->cb_interest) &&
 	    zap == permits)
 		rcu_assign_pointer(vnode->permit_cache, replacement);
 	else
diff --git a/fs/afs/server.c b/fs/afs/server.c
index 629c749..3af4625 100644
--- a/fs/afs/server.c
+++ b/fs/afs/server.c
@@ -67,12 +67,6 @@ struct afs_server *afs_find_server(struct afs_net *net,
 							      sizeof(struct in6_addr));
 					if (diff == 0)
 						goto found;
-					if (diff < 0) {
-						// TODO: Sort the list
-						//if (i == alist->nr_ipv4)
-						//	goto not_found;
-						break;
-					}
 				}
 			}
 		} else {
@@ -87,17 +81,10 @@ struct afs_server *afs_find_server(struct afs_net *net,
 							(u32 __force)b->sin6_addr.s6_addr32[3]);
 					if (diff == 0)
 						goto found;
-					if (diff < 0) {
-						// TODO: Sort the list
-						//if (i == 0)
-						//	goto not_found;
-						break;
-					}
 				}
 			}
 		}
 
-	//not_found:
 		server = NULL;
 	found:
 		if (server && !atomic_inc_not_zero(&server->usage))
@@ -395,14 +382,16 @@ static void afs_destroy_server(struct afs_net *net, struct afs_server *server)
 	struct afs_addr_list *alist = rcu_access_pointer(server->addresses);
 	struct afs_addr_cursor ac = {
 		.alist	= alist,
-		.addr	= &alist->addrs[0],
 		.start	= alist->index,
-		.index	= alist->index,
+		.index	= 0,
+		.addr	= &alist->addrs[alist->index],
 		.error	= 0,
 	};
 	_enter("%p", server);
 
-	afs_fs_give_up_all_callbacks(net, server, &ac, NULL);
+	if (test_bit(AFS_SERVER_FL_MAY_HAVE_CB, &server->flags))
+		afs_fs_give_up_all_callbacks(net, server, &ac, NULL);
+
 	call_rcu(&server->rcu, afs_server_rcu);
 	afs_dec_servers_outstanding(net);
 }
diff --git a/fs/afs/server_list.c b/fs/afs/server_list.c
index 0f8dc4c..8a5760a 100644
--- a/fs/afs/server_list.c
+++ b/fs/afs/server_list.c
@@ -49,6 +49,7 @@ struct afs_server_list *afs_alloc_server_list(struct afs_cell *cell,
 		goto error;
 
 	refcount_set(&slist->usage, 1);
+	rwlock_init(&slist->lock);
 
 	/* Make sure a records exists for each server in the list. */
 	for (i = 0; i < vldb->nr_servers; i++) {
@@ -64,9 +65,11 @@ struct afs_server_list *afs_alloc_server_list(struct afs_cell *cell,
 			goto error_2;
 		}
 
-		/* Insertion-sort by server pointer */
+		/* Insertion-sort by UUID */
 		for (j = 0; j < slist->nr_servers; j++)
-			if (slist->servers[j].server >= server)
+			if (memcmp(&slist->servers[j].server->uuid,
+				   &server->uuid,
+				   sizeof(server->uuid)) >= 0)
 				break;
 		if (j < slist->nr_servers) {
 			if (slist->servers[j].server == server) {
diff --git a/fs/afs/super.c b/fs/afs/super.c
index 65081ec..9e5d796 100644
--- a/fs/afs/super.c
+++ b/fs/afs/super.c
@@ -590,7 +590,7 @@ static void afs_i_init_once(void *_vnode)
 	memset(vnode, 0, sizeof(*vnode));
 	inode_init_once(&vnode->vfs_inode);
 	mutex_init(&vnode->io_lock);
-	mutex_init(&vnode->validate_lock);
+	init_rwsem(&vnode->validate_lock);
 	spin_lock_init(&vnode->wb_lock);
 	spin_lock_init(&vnode->lock);
 	INIT_LIST_HEAD(&vnode->wb_keys);
@@ -688,7 +688,7 @@ static int afs_statfs(struct dentry *dentry, struct kstatfs *buf)
 	if (afs_begin_vnode_operation(&fc, vnode, key)) {
 		fc.flags |= AFS_FS_CURSOR_NO_VSLEEP;
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_get_volume_status(&fc, &vs);
 		}
 
diff --git a/fs/afs/write.c b/fs/afs/write.c
index c164698..8b39e6e 100644
--- a/fs/afs/write.c
+++ b/fs/afs/write.c
@@ -351,7 +351,7 @@ static int afs_store_data(struct address_space *mapping,
 	ret = -ERESTARTSYS;
 	if (afs_begin_vnode_operation(&fc, vnode, wbk->key)) {
 		while (afs_select_fileserver(&fc)) {
-			fc.cb_break = vnode->cb_break + vnode->cb_s_break;
+			fc.cb_break = afs_calc_vnode_cb_break(vnode);
 			afs_fs_store_data(&fc, mapping, first, last, offset, to);
 		}
 
diff --git a/fs/ceph/file.c b/fs/ceph/file.c
index f85040d..cf0e45b 100644
--- a/fs/ceph/file.c
+++ b/fs/ceph/file.c
@@ -70,69 +70,104 @@ static __le32 ceph_flags_sys2wire(u32 flags)
  */
 
 /*
- * Calculate the length sum of direct io vectors that can
- * be combined into one page vector.
+ * How many pages to get in one call to iov_iter_get_pages().  This
+ * determines the size of the on-stack array used as a buffer.
  */
-static size_t dio_get_pagev_size(const struct iov_iter *it)
-{
-    const struct iovec *iov = it->iov;
-    const struct iovec *iovend = iov + it->nr_segs;
-    size_t size;
+#define ITER_GET_BVECS_PAGES	64
 
-    size = iov->iov_len - it->iov_offset;
-    /*
-     * An iov can be page vectored when both the current tail
-     * and the next base are page aligned.
-     */
-    while (PAGE_ALIGNED((iov->iov_base + iov->iov_len)) &&
-           (++iov < iovend && PAGE_ALIGNED((iov->iov_base)))) {
-        size += iov->iov_len;
-    }
-    dout("dio_get_pagevlen len = %zu\n", size);
-    return size;
+static ssize_t __iter_get_bvecs(struct iov_iter *iter, size_t maxsize,
+				struct bio_vec *bvecs)
+{
+	size_t size = 0;
+	int bvec_idx = 0;
+
+	if (maxsize > iov_iter_count(iter))
+		maxsize = iov_iter_count(iter);
+
+	while (size < maxsize) {
+		struct page *pages[ITER_GET_BVECS_PAGES];
+		ssize_t bytes;
+		size_t start;
+		int idx = 0;
+
+		bytes = iov_iter_get_pages(iter, pages, maxsize - size,
+					   ITER_GET_BVECS_PAGES, &start);
+		if (bytes < 0)
+			return size ?: bytes;
+
+		iov_iter_advance(iter, bytes);
+		size += bytes;
+
+		for ( ; bytes; idx++, bvec_idx++) {
+			struct bio_vec bv = {
+				.bv_page = pages[idx],
+				.bv_len = min_t(int, bytes, PAGE_SIZE - start),
+				.bv_offset = start,
+			};
+
+			bvecs[bvec_idx] = bv;
+			bytes -= bv.bv_len;
+			start = 0;
+		}
+	}
+
+	return size;
 }
 
 /*
- * Allocate a page vector based on (@it, @nbytes).
- * The return value is the tuple describing a page vector,
- * that is (@pages, @page_align, @num_pages).
+ * iov_iter_get_pages() only considers one iov_iter segment, no matter
+ * what maxsize or maxpages are given.  For ITER_BVEC that is a single
+ * page.
+ *
+ * Attempt to get up to @maxsize bytes worth of pages from @iter.
+ * Return the number of bytes in the created bio_vec array, or an error.
  */
-static struct page **
-dio_get_pages_alloc(const struct iov_iter *it, size_t nbytes,
-		    size_t *page_align, int *num_pages)
+static ssize_t iter_get_bvecs_alloc(struct iov_iter *iter, size_t maxsize,
+				    struct bio_vec **bvecs, int *num_bvecs)
 {
-	struct iov_iter tmp_it = *it;
-	size_t align;
-	struct page **pages;
-	int ret = 0, idx, npages;
+	struct bio_vec *bv;
+	size_t orig_count = iov_iter_count(iter);
+	ssize_t bytes;
+	int npages;
 
-	align = (unsigned long)(it->iov->iov_base + it->iov_offset) &
-		(PAGE_SIZE - 1);
-	npages = calc_pages_for(align, nbytes);
-	pages = kvmalloc(sizeof(*pages) * npages, GFP_KERNEL);
-	if (!pages)
-		return ERR_PTR(-ENOMEM);
+	iov_iter_truncate(iter, maxsize);
+	npages = iov_iter_npages(iter, INT_MAX);
+	iov_iter_reexpand(iter, orig_count);
 
-	for (idx = 0; idx < npages; ) {
-		size_t start;
-		ret = iov_iter_get_pages(&tmp_it, pages + idx, nbytes,
-					 npages - idx, &start);
-		if (ret < 0)
-			goto fail;
+	/*
+	 * __iter_get_bvecs() may populate only part of the array -- zero it
+	 * out.
+	 */
+	bv = kvmalloc_array(npages, sizeof(*bv), GFP_KERNEL | __GFP_ZERO);
+	if (!bv)
+		return -ENOMEM;
 
-		iov_iter_advance(&tmp_it, ret);
-		nbytes -= ret;
-		idx += (ret + start + PAGE_SIZE - 1) / PAGE_SIZE;
+	bytes = __iter_get_bvecs(iter, maxsize, bv);
+	if (bytes < 0) {
+		/*
+		 * No pages were pinned -- just free the array.
+		 */
+		kvfree(bv);
+		return bytes;
 	}
 
-	BUG_ON(nbytes != 0);
-	*num_pages = npages;
-	*page_align = align;
-	dout("dio_get_pages_alloc: got %d pages align %zu\n", npages, align);
-	return pages;
-fail:
-	ceph_put_page_vector(pages, idx, false);
-	return ERR_PTR(ret);
+	*bvecs = bv;
+	*num_bvecs = npages;
+	return bytes;
+}
+
+static void put_bvecs(struct bio_vec *bvecs, int num_bvecs, bool should_dirty)
+{
+	int i;
+
+	for (i = 0; i < num_bvecs; i++) {
+		if (bvecs[i].bv_page) {
+			if (should_dirty)
+				set_page_dirty_lock(bvecs[i].bv_page);
+			put_page(bvecs[i].bv_page);
+		}
+	}
+	kvfree(bvecs);
 }
 
 /*
@@ -746,11 +781,12 @@ static void ceph_aio_complete_req(struct ceph_osd_request *req)
 	struct inode *inode = req->r_inode;
 	struct ceph_aio_request *aio_req = req->r_priv;
 	struct ceph_osd_data *osd_data = osd_req_op_extent_osd_data(req, 0);
-	int num_pages = calc_pages_for((u64)osd_data->alignment,
-				       osd_data->length);
 
-	dout("ceph_aio_complete_req %p rc %d bytes %llu\n",
-	     inode, rc, osd_data->length);
+	BUG_ON(osd_data->type != CEPH_OSD_DATA_TYPE_BVECS);
+	BUG_ON(!osd_data->num_bvecs);
+
+	dout("ceph_aio_complete_req %p rc %d bytes %u\n",
+	     inode, rc, osd_data->bvec_pos.iter.bi_size);
 
 	if (rc == -EOLDSNAPC) {
 		struct ceph_aio_work *aio_work;
@@ -768,9 +804,10 @@ static void ceph_aio_complete_req(struct ceph_osd_request *req)
 	} else if (!aio_req->write) {
 		if (rc == -ENOENT)
 			rc = 0;
-		if (rc >= 0 && osd_data->length > rc) {
-			int zoff = osd_data->alignment + rc;
-			int zlen = osd_data->length - rc;
+		if (rc >= 0 && osd_data->bvec_pos.iter.bi_size > rc) {
+			struct iov_iter i;
+			int zlen = osd_data->bvec_pos.iter.bi_size - rc;
+
 			/*
 			 * If read is satisfied by single OSD request,
 			 * it can pass EOF. Otherwise read is within
@@ -785,13 +822,16 @@ static void ceph_aio_complete_req(struct ceph_osd_request *req)
 				aio_req->total_len = rc + zlen;
 			}
 
-			if (zlen > 0)
-				ceph_zero_page_vector_range(zoff, zlen,
-							    osd_data->pages);
+			iov_iter_bvec(&i, ITER_BVEC, osd_data->bvec_pos.bvecs,
+				      osd_data->num_bvecs,
+				      osd_data->bvec_pos.iter.bi_size);
+			iov_iter_advance(&i, rc);
+			iov_iter_zero(zlen, &i);
 		}
 	}
 
-	ceph_put_page_vector(osd_data->pages, num_pages, aio_req->should_dirty);
+	put_bvecs(osd_data->bvec_pos.bvecs, osd_data->num_bvecs,
+		  aio_req->should_dirty);
 	ceph_osdc_put_request(req);
 
 	if (rc < 0)
@@ -879,7 +919,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 	struct ceph_fs_client *fsc = ceph_inode_to_client(inode);
 	struct ceph_vino vino;
 	struct ceph_osd_request *req;
-	struct page **pages;
+	struct bio_vec *bvecs;
 	struct ceph_aio_request *aio_req = NULL;
 	int num_pages = 0;
 	int flags;
@@ -914,10 +954,14 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 	}
 
 	while (iov_iter_count(iter) > 0) {
-		u64 size = dio_get_pagev_size(iter);
-		size_t start = 0;
+		u64 size = iov_iter_count(iter);
 		ssize_t len;
 
+		if (write)
+			size = min_t(u64, size, fsc->mount_options->wsize);
+		else
+			size = min_t(u64, size, fsc->mount_options->rsize);
+
 		vino = ceph_vino(inode);
 		req = ceph_osdc_new_request(&fsc->client->osdc, &ci->i_layout,
 					    vino, pos, &size, 0,
@@ -933,18 +977,14 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 			break;
 		}
 
-		if (write)
-			size = min_t(u64, size, fsc->mount_options->wsize);
-		else
-			size = min_t(u64, size, fsc->mount_options->rsize);
-
-		len = size;
-		pages = dio_get_pages_alloc(iter, len, &start, &num_pages);
-		if (IS_ERR(pages)) {
+		len = iter_get_bvecs_alloc(iter, size, &bvecs, &num_pages);
+		if (len < 0) {
 			ceph_osdc_put_request(req);
-			ret = PTR_ERR(pages);
+			ret = len;
 			break;
 		}
+		if (len != size)
+			osd_req_op_extent_update(req, 0, len);
 
 		/*
 		 * To simplify error handling, allow AIO when IO within i_size
@@ -977,8 +1017,7 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 			req->r_mtime = mtime;
 		}
 
-		osd_req_op_extent_osd_data_pages(req, 0, pages, len, start,
-						 false, false);
+		osd_req_op_extent_osd_data_bvecs(req, 0, bvecs, num_pages, len);
 
 		if (aio_req) {
 			aio_req->total_len += len;
@@ -991,7 +1030,6 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 			list_add_tail(&req->r_unsafe_item, &aio_req->osd_reqs);
 
 			pos += len;
-			iov_iter_advance(iter, len);
 			continue;
 		}
 
@@ -1004,25 +1042,26 @@ ceph_direct_read_write(struct kiocb *iocb, struct iov_iter *iter,
 			if (ret == -ENOENT)
 				ret = 0;
 			if (ret >= 0 && ret < len && pos + ret < size) {
+				struct iov_iter i;
 				int zlen = min_t(size_t, len - ret,
 						 size - pos - ret);
-				ceph_zero_page_vector_range(start + ret, zlen,
-							    pages);
+
+				iov_iter_bvec(&i, ITER_BVEC, bvecs, num_pages,
+					      len);
+				iov_iter_advance(&i, ret);
+				iov_iter_zero(zlen, &i);
 				ret += zlen;
 			}
 			if (ret >= 0)
 				len = ret;
 		}
 
-		ceph_put_page_vector(pages, num_pages, should_dirty);
-
+		put_bvecs(bvecs, num_pages, should_dirty);
 		ceph_osdc_put_request(req);
 		if (ret < 0)
 			break;
 
 		pos += len;
-		iov_iter_advance(iter, len);
-
 		if (!write && pos >= size)
 			break;
 
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index f715609..5a5a015 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -1047,6 +1047,18 @@ ssize_t cifs_file_copychunk_range(unsigned int xid,
 	return rc;
 }
 
+/*
+ * Directory operations under CIFS/SMB2/SMB3 are synchronous, so fsync()
+ * is a dummy operation.
+ */
+static int cifs_dir_fsync(struct file *file, loff_t start, loff_t end, int datasync)
+{
+	cifs_dbg(FYI, "Sync directory - name: %pD datasync: 0x%x\n",
+		 file, datasync);
+
+	return 0;
+}
+
 static ssize_t cifs_copy_file_range(struct file *src_file, loff_t off,
 				struct file *dst_file, loff_t destoff,
 				size_t len, unsigned int flags)
@@ -1181,6 +1193,7 @@ const struct file_operations cifs_dir_ops = {
 	.copy_file_range = cifs_copy_file_range,
 	.clone_file_range = cifs_clone_file_range,
 	.llseek = generic_file_llseek,
+	.fsync = cifs_dir_fsync,
 };
 
 static void
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index a5aa158..7a10a5d 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1977,14 +1977,6 @@ cifs_parse_mount_options(const char *mountdata, const char *devname,
 		goto cifs_parse_mount_err;
 	}
 
-#ifdef CONFIG_CIFS_SMB_DIRECT
-	if (vol->rdma && vol->sign) {
-		cifs_dbg(VFS, "Currently SMB direct doesn't support signing."
-			" This is being fixed\n");
-		goto cifs_parse_mount_err;
-	}
-#endif
-
 #ifndef CONFIG_KEYS
 	/* Muliuser mounts require CONFIG_KEYS support */
 	if (vol->multiuser) {
diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index b76b858..9c6d95f 100644
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -589,9 +589,15 @@ smb2_query_eas(const unsigned int xid, struct cifs_tcon *tcon,
 
 	SMB2_close(xid, tcon, fid.persistent_fid, fid.volatile_fid);
 
+	/*
+	 * If ea_name is NULL (listxattr) and there are no EAs, return 0 as it's
+	 * not an error. Otherwise, the specified ea_name was not found.
+	 */
 	if (!rc)
 		rc = move_smb2_ea_to_cifs(ea_data, buf_size, smb2_data,
 					  SMB2_MAX_EA_BUF, ea_name);
+	else if (!ea_name && rc == -ENODATA)
+		rc = 0;
 
 	kfree(smb2_data);
 	return rc;
diff --git a/fs/cifs/smb2pdu.c b/fs/cifs/smb2pdu.c
index 60db51b..0f48741 100644
--- a/fs/cifs/smb2pdu.c
+++ b/fs/cifs/smb2pdu.c
@@ -730,19 +730,14 @@ SMB2_negotiate(const unsigned int xid, struct cifs_ses *ses)
 
 int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon)
 {
-	int rc = 0;
-	struct validate_negotiate_info_req vneg_inbuf;
+	int rc;
+	struct validate_negotiate_info_req *pneg_inbuf;
 	struct validate_negotiate_info_rsp *pneg_rsp = NULL;
 	u32 rsplen;
 	u32 inbuflen; /* max of 4 dialects */
 
 	cifs_dbg(FYI, "validate negotiate\n");
 
-#ifdef CONFIG_CIFS_SMB_DIRECT
-	if (tcon->ses->server->rdma)
-		return 0;
-#endif
-
 	/* In SMB3.11 preauth integrity supersedes validate negotiate */
 	if (tcon->ses->server->dialect == SMB311_PROT_ID)
 		return 0;
@@ -765,63 +760,69 @@ int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon)
 	if (tcon->ses->session_flags & SMB2_SESSION_FLAG_IS_NULL)
 		cifs_dbg(VFS, "Unexpected null user (anonymous) auth flag sent by server\n");
 
-	vneg_inbuf.Capabilities =
+	pneg_inbuf = kmalloc(sizeof(*pneg_inbuf), GFP_NOFS);
+	if (!pneg_inbuf)
+		return -ENOMEM;
+
+	pneg_inbuf->Capabilities =
 			cpu_to_le32(tcon->ses->server->vals->req_capabilities);
-	memcpy(vneg_inbuf.Guid, tcon->ses->server->client_guid,
+	memcpy(pneg_inbuf->Guid, tcon->ses->server->client_guid,
 					SMB2_CLIENT_GUID_SIZE);
 
 	if (tcon->ses->sign)
-		vneg_inbuf.SecurityMode =
+		pneg_inbuf->SecurityMode =
 			cpu_to_le16(SMB2_NEGOTIATE_SIGNING_REQUIRED);
 	else if (global_secflags & CIFSSEC_MAY_SIGN)
-		vneg_inbuf.SecurityMode =
+		pneg_inbuf->SecurityMode =
 			cpu_to_le16(SMB2_NEGOTIATE_SIGNING_ENABLED);
 	else
-		vneg_inbuf.SecurityMode = 0;
+		pneg_inbuf->SecurityMode = 0;
 
 
 	if (strcmp(tcon->ses->server->vals->version_string,
 		SMB3ANY_VERSION_STRING) == 0) {
-		vneg_inbuf.Dialects[0] = cpu_to_le16(SMB30_PROT_ID);
-		vneg_inbuf.Dialects[1] = cpu_to_le16(SMB302_PROT_ID);
-		vneg_inbuf.DialectCount = cpu_to_le16(2);
+		pneg_inbuf->Dialects[0] = cpu_to_le16(SMB30_PROT_ID);
+		pneg_inbuf->Dialects[1] = cpu_to_le16(SMB302_PROT_ID);
+		pneg_inbuf->DialectCount = cpu_to_le16(2);
 		/* structure is big enough for 3 dialects, sending only 2 */
-		inbuflen = sizeof(struct validate_negotiate_info_req) - 2;
+		inbuflen = sizeof(*pneg_inbuf) -
+				sizeof(pneg_inbuf->Dialects[0]);
 	} else if (strcmp(tcon->ses->server->vals->version_string,
 		SMBDEFAULT_VERSION_STRING) == 0) {
-		vneg_inbuf.Dialects[0] = cpu_to_le16(SMB21_PROT_ID);
-		vneg_inbuf.Dialects[1] = cpu_to_le16(SMB30_PROT_ID);
-		vneg_inbuf.Dialects[2] = cpu_to_le16(SMB302_PROT_ID);
-		vneg_inbuf.DialectCount = cpu_to_le16(3);
+		pneg_inbuf->Dialects[0] = cpu_to_le16(SMB21_PROT_ID);
+		pneg_inbuf->Dialects[1] = cpu_to_le16(SMB30_PROT_ID);
+		pneg_inbuf->Dialects[2] = cpu_to_le16(SMB302_PROT_ID);
+		pneg_inbuf->DialectCount = cpu_to_le16(3);
 		/* structure is big enough for 3 dialects */
-		inbuflen = sizeof(struct validate_negotiate_info_req);
+		inbuflen = sizeof(*pneg_inbuf);
 	} else {
 		/* otherwise specific dialect was requested */
-		vneg_inbuf.Dialects[0] =
+		pneg_inbuf->Dialects[0] =
 			cpu_to_le16(tcon->ses->server->vals->protocol_id);
-		vneg_inbuf.DialectCount = cpu_to_le16(1);
+		pneg_inbuf->DialectCount = cpu_to_le16(1);
 		/* structure is big enough for 3 dialects, sending only 1 */
-		inbuflen = sizeof(struct validate_negotiate_info_req) - 4;
+		inbuflen = sizeof(*pneg_inbuf) -
+				sizeof(pneg_inbuf->Dialects[0]) * 2;
 	}
 
 	rc = SMB2_ioctl(xid, tcon, NO_FILE_ID, NO_FILE_ID,
 		FSCTL_VALIDATE_NEGOTIATE_INFO, true /* is_fsctl */,
-		(char *)&vneg_inbuf, sizeof(struct validate_negotiate_info_req),
-		(char **)&pneg_rsp, &rsplen);
+		(char *)pneg_inbuf, inbuflen, (char **)&pneg_rsp, &rsplen);
 
 	if (rc != 0) {
 		cifs_dbg(VFS, "validate protocol negotiate failed: %d\n", rc);
-		return -EIO;
+		rc = -EIO;
+		goto out_free_inbuf;
 	}
 
-	if (rsplen != sizeof(struct validate_negotiate_info_rsp)) {
+	rc = -EIO;
+	if (rsplen != sizeof(*pneg_rsp)) {
 		cifs_dbg(VFS, "invalid protocol negotiate response size: %d\n",
 			 rsplen);
 
 		/* relax check since Mac returns max bufsize allowed on ioctl */
-		if ((rsplen > CIFSMaxBufSize)
-		     || (rsplen < sizeof(struct validate_negotiate_info_rsp)))
-			goto err_rsp_free;
+		if (rsplen > CIFSMaxBufSize || rsplen < sizeof(*pneg_rsp))
+			goto out_free_rsp;
 	}
 
 	/* check validate negotiate info response matches what we got earlier */
@@ -838,15 +839,17 @@ int smb3_validate_negotiate(const unsigned int xid, struct cifs_tcon *tcon)
 		goto vneg_out;
 
 	/* validate negotiate successful */
+	rc = 0;
 	cifs_dbg(FYI, "validate negotiate info successful\n");
-	kfree(pneg_rsp);
-	return 0;
+	goto out_free_rsp;
 
 vneg_out:
 	cifs_dbg(VFS, "protocol revalidation - security settings mismatch\n");
-err_rsp_free:
+out_free_rsp:
 	kfree(pneg_rsp);
-	return -EIO;
+out_free_inbuf:
+	kfree(pneg_inbuf);
+	return rc;
 }
 
 enum securityEnum
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
index 01c6b38..7869622 100644
--- a/fs/ocfs2/refcounttree.c
+++ b/fs/ocfs2/refcounttree.c
@@ -4250,10 +4250,11 @@ static int __ocfs2_reflink(struct dentry *old_dentry,
 static int ocfs2_reflink(struct dentry *old_dentry, struct inode *dir,
 			 struct dentry *new_dentry, bool preserve)
 {
-	int error;
+	int error, had_lock;
 	struct inode *inode = d_inode(old_dentry);
 	struct buffer_head *old_bh = NULL;
 	struct inode *new_orphan_inode = NULL;
+	struct ocfs2_lock_holder oh;
 
 	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb)))
 		return -EOPNOTSUPP;
@@ -4295,6 +4296,14 @@ static int ocfs2_reflink(struct dentry *old_dentry, struct inode *dir,
 		goto out;
 	}
 
+	had_lock = ocfs2_inode_lock_tracker(new_orphan_inode, NULL, 1,
+					    &oh);
+	if (had_lock < 0) {
+		error = had_lock;
+		mlog_errno(error);
+		goto out;
+	}
+
 	/* If the security isn't preserved, we need to re-initialize them. */
 	if (!preserve) {
 		error = ocfs2_init_security_and_acl(dir, new_orphan_inode,
@@ -4302,14 +4311,15 @@ static int ocfs2_reflink(struct dentry *old_dentry, struct inode *dir,
 		if (error)
 			mlog_errno(error);
 	}
-out:
 	if (!error) {
 		error = ocfs2_mv_orphaned_inode_to_new(dir, new_orphan_inode,
 						       new_dentry);
 		if (error)
 			mlog_errno(error);
 	}
+	ocfs2_inode_unlock_tracker(new_orphan_inode, 1, &oh, had_lock);
 
+out:
 	if (new_orphan_inode) {
 		/*
 		 * We need to open_unlock the inode no matter whether we
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 1b2ede6..1a76d75 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -261,7 +261,7 @@ static ssize_t proc_pid_cmdline_read(struct file *file, char __user *buf,
 	 * Inherently racy -- command line shares address space
 	 * with code and data.
 	 */
-	rv = access_remote_vm(mm, arg_end - 1, &c, 1, 0);
+	rv = access_remote_vm(mm, arg_end - 1, &c, 1, FOLL_ANON);
 	if (rv <= 0)
 		goto out_free_page;
 
@@ -279,7 +279,7 @@ static ssize_t proc_pid_cmdline_read(struct file *file, char __user *buf,
 			int nr_read;
 
 			_count = min3(count, len, PAGE_SIZE);
-			nr_read = access_remote_vm(mm, p, page, _count, 0);
+			nr_read = access_remote_vm(mm, p, page, _count, FOLL_ANON);
 			if (nr_read < 0)
 				rv = nr_read;
 			if (nr_read <= 0)
@@ -325,7 +325,7 @@ static ssize_t proc_pid_cmdline_read(struct file *file, char __user *buf,
 				bool final;
 
 				_count = min3(count, len, PAGE_SIZE);
-				nr_read = access_remote_vm(mm, p, page, _count, 0);
+				nr_read = access_remote_vm(mm, p, page, _count, FOLL_ANON);
 				if (nr_read < 0)
 					rv = nr_read;
 				if (nr_read <= 0)
@@ -946,7 +946,7 @@ static ssize_t environ_read(struct file *file, char __user *buf,
 		max_len = min_t(size_t, PAGE_SIZE, count);
 		this_len = min(max_len, this_len);
 
-		retval = access_remote_vm(mm, (env_start + src), page, this_len, 0);
+		retval = access_remote_vm(mm, (env_start + src), page, this_len, FOLL_ANON);
 
 		if (retval <= 0) {
 			ret = retval;
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index d1e8276..e64ecb9 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -209,25 +209,34 @@ kclist_add_private(unsigned long pfn, unsigned long nr_pages, void *arg)
 {
 	struct list_head *head = (struct list_head *)arg;
 	struct kcore_list *ent;
+	struct page *p;
+
+	if (!pfn_valid(pfn))
+		return 1;
+
+	p = pfn_to_page(pfn);
+	if (!memmap_valid_within(pfn, p, page_zone(p)))
+		return 1;
 
 	ent = kmalloc(sizeof(*ent), GFP_KERNEL);
 	if (!ent)
 		return -ENOMEM;
-	ent->addr = (unsigned long)__va((pfn << PAGE_SHIFT));
+	ent->addr = (unsigned long)page_to_virt(p);
 	ent->size = nr_pages << PAGE_SHIFT;
 
-	/* Sanity check: Can happen in 32bit arch...maybe */
-	if (ent->addr < (unsigned long) __va(0))
+	if (!virt_addr_valid(ent->addr))
 		goto free_out;
 
 	/* cut not-mapped area. ....from ppc-32 code. */
 	if (ULONG_MAX - ent->addr < ent->size)
 		ent->size = ULONG_MAX - ent->addr;
 
-	/* cut when vmalloc() area is higher than direct-map area */
-	if (VMALLOC_START > (unsigned long)__va(0)) {
-		if (ent->addr > VMALLOC_START)
-			goto free_out;
+	/*
+	 * We've already checked virt_addr_valid so we know this address
+	 * is a valid pointer, therefore we can check against it to determine
+	 * if we need to trim
+	 */
+	if (VMALLOC_START > ent->addr) {
 		if (VMALLOC_START - ent->addr < ent->size)
 			ent->size = VMALLOC_START - ent->addr;
 	}
diff --git a/include/linux/brcmphy.h b/include/linux/brcmphy.h
index d3339dd..b324e01 100644
--- a/include/linux/brcmphy.h
+++ b/include/linux/brcmphy.h
@@ -25,6 +25,7 @@
 #define PHY_ID_BCM54612E		0x03625e60
 #define PHY_ID_BCM54616S		0x03625d10
 #define PHY_ID_BCM57780			0x03625d90
+#define PHY_ID_BCM89610			0x03625cd0
 
 #define PHY_ID_BCM7250			0xae025280
 #define PHY_ID_BCM7260			0xae025190
diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h
index 528ccc9..96bb322 100644
--- a/include/linux/ceph/osd_client.h
+++ b/include/linux/ceph/osd_client.h
@@ -77,7 +77,10 @@ struct ceph_osd_data {
 			u32			bio_length;
 		};
 #endif /* CONFIG_BLOCK */
-		struct ceph_bvec_iter	bvec_pos;
+		struct {
+			struct ceph_bvec_iter	bvec_pos;
+			u32			num_bvecs;
+		};
 	};
 };
 
@@ -412,6 +415,10 @@ void osd_req_op_extent_osd_data_bio(struct ceph_osd_request *osd_req,
 				    struct ceph_bio_iter *bio_pos,
 				    u32 bio_length);
 #endif /* CONFIG_BLOCK */
+void osd_req_op_extent_osd_data_bvecs(struct ceph_osd_request *osd_req,
+				      unsigned int which,
+				      struct bio_vec *bvecs, u32 num_bvecs,
+				      u32 bytes);
 void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req,
 					 unsigned int which,
 					 struct ceph_bvec_iter *bvec_pos);
@@ -426,7 +433,8 @@ extern void osd_req_op_cls_request_data_pages(struct ceph_osd_request *,
 					bool own_pages);
 void osd_req_op_cls_request_data_bvecs(struct ceph_osd_request *osd_req,
 				       unsigned int which,
-				       struct bio_vec *bvecs, u32 bytes);
+				       struct bio_vec *bvecs, u32 num_bvecs,
+				       u32 bytes);
 extern void osd_req_op_cls_response_data_pages(struct ceph_osd_request *,
 					unsigned int which,
 					struct page **pages, u64 length,
diff --git a/include/linux/kthread.h b/include/linux/kthread.h
index c196176..2803264 100644
--- a/include/linux/kthread.h
+++ b/include/linux/kthread.h
@@ -62,6 +62,7 @@ void *kthread_probe_data(struct task_struct *k);
 int kthread_park(struct task_struct *k);
 void kthread_unpark(struct task_struct *k);
 void kthread_parkme(void);
+void kthread_park_complete(struct task_struct *k);
 
 int kthreadd(void *unused);
 extern struct task_struct *kthreadd_task;
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 6930c63..6d6e79c 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -1045,13 +1045,7 @@ static inline int mmu_notifier_retry(struct kvm *kvm, unsigned long mmu_seq)
 
 #ifdef CONFIG_HAVE_KVM_IRQ_ROUTING
 
-#ifdef CONFIG_S390
-#define KVM_MAX_IRQ_ROUTES 4096 //FIXME: we can have more than that...
-#elif defined(CONFIG_ARM64)
-#define KVM_MAX_IRQ_ROUTES 4096
-#else
-#define KVM_MAX_IRQ_ROUTES 1024
-#endif
+#define KVM_MAX_IRQ_ROUTES 4096 /* might need extension/rework in the future */
 
 bool kvm_arch_can_set_irq_routing(struct kvm *kvm);
 int kvm_set_irq_routing(struct kvm *kvm,
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 1ac1f06..c080af5 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -2493,6 +2493,7 @@ static inline struct page *follow_page(struct vm_area_struct *vma,
 #define FOLL_MLOCK	0x1000	/* lock present pages */
 #define FOLL_REMOTE	0x2000	/* we are working on non-current tsk/mm */
 #define FOLL_COW	0x4000	/* internal GUP flag */
+#define FOLL_ANON	0x8000	/* don't do file mappings */
 
 static inline int vm_fault_to_errno(int vm_fault, int foll_flags)
 {
diff --git a/include/linux/mtd/map.h b/include/linux/mtd/map.h
index b5b43f9..01b990e 100644
--- a/include/linux/mtd/map.h
+++ b/include/linux/mtd/map.h
@@ -312,7 +312,7 @@ void map_destroy(struct mtd_info *mtd);
 ({									\
 	int i, ret = 1;							\
 	for (i = 0; i < map_words(map); i++) {				\
-		if (((val1).x[i] & (val2).x[i]) != (val2).x[i]) {	\
+		if (((val1).x[i] & (val2).x[i]) != (val3).x[i]) {	\
 			ret = 0;					\
 			break;						\
 		}							\
diff --git a/include/linux/mtd/rawnand.h b/include/linux/mtd/rawnand.h
index 5dad59b..17c9194 100644
--- a/include/linux/mtd/rawnand.h
+++ b/include/linux/mtd/rawnand.h
@@ -867,12 +867,18 @@ struct nand_op_instr {
  * tBERS (during an erase) which all of them are u64 values that cannot be
  * divided by usual kernel macros and must be handled with the special
  * DIV_ROUND_UP_ULL() macro.
+ *
+ * Cast to type of dividend is needed here to guarantee that the result won't
+ * be an unsigned long long when the dividend is an unsigned long (or smaller),
+ * which is what the compiler does when it sees ternary operator with 2
+ * different return types (picks the largest type to make sure there's no
+ * loss).
  */
-#define __DIVIDE(dividend, divisor) ({					\
-	sizeof(dividend) == sizeof(u32) ?				\
-		DIV_ROUND_UP(dividend, divisor) :			\
-		DIV_ROUND_UP_ULL(dividend, divisor);			\
-		})
+#define __DIVIDE(dividend, divisor) ({						\
+	(__typeof__(dividend))(sizeof(dividend) <= sizeof(unsigned long) ?	\
+			       DIV_ROUND_UP(dividend, divisor) :		\
+			       DIV_ROUND_UP_ULL(dividend, divisor)); 		\
+	})
 #define PSEC_TO_NSEC(x) __DIVIDE(x, 1000)
 #define PSEC_TO_MSEC(x) __DIVIDE(x, 1000000000)
 
diff --git a/include/linux/oom.h b/include/linux/oom.h
index 5bad038..6adac11 100644
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -95,6 +95,8 @@ static inline int check_stable_address_space(struct mm_struct *mm)
 	return 0;
 }
 
+void __oom_reap_task_mm(struct mm_struct *mm);
+
 extern unsigned long oom_badness(struct task_struct *p,
 		struct mem_cgroup *memcg, const nodemask_t *nodemask,
 		unsigned long totalpages);
diff --git a/include/linux/rbtree_augmented.h b/include/linux/rbtree_augmented.h
index 6bfd2b5..af8a61b 100644
--- a/include/linux/rbtree_augmented.h
+++ b/include/linux/rbtree_augmented.h
@@ -26,6 +26,7 @@
 
 #include <linux/compiler.h>
 #include <linux/rbtree.h>
+#include <linux/rcupdate.h>
 
 /*
  * Please note - only struct rb_augment_callbacks and the prototypes for
diff --git a/include/linux/rbtree_latch.h b/include/linux/rbtree_latch.h
index ece43e8..7d012fa 100644
--- a/include/linux/rbtree_latch.h
+++ b/include/linux/rbtree_latch.h
@@ -35,6 +35,7 @@
 
 #include <linux/rbtree.h>
 #include <linux/seqlock.h>
+#include <linux/rcupdate.h>
 
 struct latch_tree_node {
 	struct rb_node node[2];
diff --git a/include/linux/sched.h b/include/linux/sched.h
index b3d697f..c241370 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -112,17 +112,36 @@ struct task_group;
 
 #ifdef CONFIG_DEBUG_ATOMIC_SLEEP
 
+/*
+ * Special states are those that do not use the normal wait-loop pattern. See
+ * the comment with set_special_state().
+ */
+#define is_special_task_state(state)				\
+	((state) & (__TASK_STOPPED | __TASK_TRACED | TASK_DEAD))
+
 #define __set_current_state(state_value)			\
 	do {							\
+		WARN_ON_ONCE(is_special_task_state(state_value));\
 		current->task_state_change = _THIS_IP_;		\
 		current->state = (state_value);			\
 	} while (0)
+
 #define set_current_state(state_value)				\
 	do {							\
+		WARN_ON_ONCE(is_special_task_state(state_value));\
 		current->task_state_change = _THIS_IP_;		\
 		smp_store_mb(current->state, (state_value));	\
 	} while (0)
 
+#define set_special_state(state_value)					\
+	do {								\
+		unsigned long flags; /* may shadow */			\
+		WARN_ON_ONCE(!is_special_task_state(state_value));	\
+		raw_spin_lock_irqsave(&current->pi_lock, flags);	\
+		current->task_state_change = _THIS_IP_;			\
+		current->state = (state_value);				\
+		raw_spin_unlock_irqrestore(&current->pi_lock, flags);	\
+	} while (0)
 #else
 /*
  * set_current_state() includes a barrier so that the write of current->state
@@ -144,8 +163,8 @@ struct task_group;
  *
  * The above is typically ordered against the wakeup, which does:
  *
- *	need_sleep = false;
- *	wake_up_state(p, TASK_UNINTERRUPTIBLE);
+ *   need_sleep = false;
+ *   wake_up_state(p, TASK_UNINTERRUPTIBLE);
  *
  * Where wake_up_state() (and all other wakeup primitives) imply enough
  * barriers to order the store of the variable against wakeup.
@@ -154,12 +173,33 @@ struct task_group;
  * once it observes the TASK_UNINTERRUPTIBLE store the waking CPU can issue a
  * TASK_RUNNING store which can collide with __set_current_state(TASK_RUNNING).
  *
- * This is obviously fine, since they both store the exact same value.
+ * However, with slightly different timing the wakeup TASK_RUNNING store can
+ * also collide with the TASK_UNINTERRUPTIBLE store. Loosing that store is not
+ * a problem either because that will result in one extra go around the loop
+ * and our @cond test will save the day.
  *
  * Also see the comments of try_to_wake_up().
  */
-#define __set_current_state(state_value) do { current->state = (state_value); } while (0)
-#define set_current_state(state_value)	 smp_store_mb(current->state, (state_value))
+#define __set_current_state(state_value)				\
+	current->state = (state_value)
+
+#define set_current_state(state_value)					\
+	smp_store_mb(current->state, (state_value))
+
+/*
+ * set_special_state() should be used for those states when the blocking task
+ * can not use the regular condition based wait-loop. In that case we must
+ * serialize against wakeups such that any possible in-flight TASK_RUNNING stores
+ * will not collide with our state change.
+ */
+#define set_special_state(state_value)					\
+	do {								\
+		unsigned long flags; /* may shadow */			\
+		raw_spin_lock_irqsave(&current->pi_lock, flags);	\
+		current->state = (state_value);				\
+		raw_spin_unlock_irqrestore(&current->pi_lock, flags);	\
+	} while (0)
+
 #endif
 
 /* Task command name length: */
diff --git a/include/linux/sched/signal.h b/include/linux/sched/signal.h
index a7ce74c..113d1ad 100644
--- a/include/linux/sched/signal.h
+++ b/include/linux/sched/signal.h
@@ -280,7 +280,7 @@ static inline void kernel_signal_stop(void)
 {
 	spin_lock_irq(&current->sighand->siglock);
 	if (current->jobctl & JOBCTL_STOP_DEQUEUED)
-		__set_current_state(TASK_STOPPED);
+		set_special_state(TASK_STOPPED);
 	spin_unlock_irq(&current->sighand->siglock);
 
 	schedule();
diff --git a/include/net/bonding.h b/include/net/bonding.h
index f801fc9..b522351 100644
--- a/include/net/bonding.h
+++ b/include/net/bonding.h
@@ -198,6 +198,7 @@ struct bonding {
 	struct   slave __rcu *primary_slave;
 	struct   bond_up_slave __rcu *slave_arr; /* Array of usable slaves */
 	bool     force_primary;
+	u32      nest_level;
 	s32      slave_cnt; /* never change this value outside the attach/detach wrappers */
 	int     (*recv_probe)(const struct sk_buff *, struct bonding *,
 			      struct slave *);
diff --git a/include/net/flow_dissector.h b/include/net/flow_dissector.h
index 9a07477..d1fcf24 100644
--- a/include/net/flow_dissector.h
+++ b/include/net/flow_dissector.h
@@ -251,7 +251,7 @@ extern struct flow_dissector flow_keys_buf_dissector;
  * This structure is used to hold a digest of the full flow keys. This is a
  * larger "hash" of a flow to allow definitively matching specific flows where
  * the 32 bit skb->hash is not large enough. The size is limited to 16 bytes so
- * that it can by used in CB of skb (see sch_choke for an example).
+ * that it can be used in CB of skb (see sch_choke for an example).
  */
 #define FLOW_KEYS_DIGEST_LEN	16
 struct flow_keys_digest {
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index d2279b2..b2f3a0c 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -2080,7 +2080,7 @@ struct ieee80211_txq {
  *	virtual interface might not be given air time for the transmission of
  *	the frame, as it is not synced with the AP/P2P GO yet, and thus the
  *	deauthentication frame might not be transmitted.
- >
+ *
  * @IEEE80211_HW_DOESNT_SUPPORT_QOS_NDP: The driver (or firmware) doesn't
  *	support QoS NDP for AP probing - that's most likely a driver bug.
  *
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index a872379..45e75c3 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -375,6 +375,7 @@ struct xfrm_input_afinfo {
 int xfrm_input_register_afinfo(const struct xfrm_input_afinfo *afinfo);
 int xfrm_input_unregister_afinfo(const struct xfrm_input_afinfo *afinfo);
 
+void xfrm_flush_gc(void);
 void xfrm_state_delete_tunnel(struct xfrm_state *x);
 
 struct xfrm_type {
diff --git a/include/trace/events/afs.h b/include/trace/events/afs.h
index f0820554..d0a341b 100644
--- a/include/trace/events/afs.h
+++ b/include/trace/events/afs.h
@@ -575,6 +575,48 @@ TRACE_EVENT(afs_protocol_error,
 		      __entry->call, __entry->error, __entry->where)
 	    );
 
+TRACE_EVENT(afs_cm_no_server,
+	    TP_PROTO(struct afs_call *call, struct sockaddr_rxrpc *srx),
+
+	    TP_ARGS(call, srx),
+
+	    TP_STRUCT__entry(
+		    __field(unsigned int,			call	)
+		    __field(unsigned int,			op_id	)
+		    __field_struct(struct sockaddr_rxrpc,	srx	)
+			     ),
+
+	    TP_fast_assign(
+		    __entry->call = call->debug_id;
+		    __entry->op_id = call->operation_ID;
+		    memcpy(&__entry->srx, srx, sizeof(__entry->srx));
+			   ),
+
+	    TP_printk("c=%08x op=%u %pISpc",
+		      __entry->call, __entry->op_id, &__entry->srx.transport)
+	    );
+
+TRACE_EVENT(afs_cm_no_server_u,
+	    TP_PROTO(struct afs_call *call, const uuid_t *uuid),
+
+	    TP_ARGS(call, uuid),
+
+	    TP_STRUCT__entry(
+		    __field(unsigned int,			call	)
+		    __field(unsigned int,			op_id	)
+		    __field_struct(uuid_t,			uuid	)
+			     ),
+
+	    TP_fast_assign(
+		    __entry->call = call->debug_id;
+		    __entry->op_id = call->operation_ID;
+		    memcpy(&__entry->uuid, uuid, sizeof(__entry->uuid));
+			   ),
+
+	    TP_printk("c=%08x op=%u %pU",
+		      __entry->call, __entry->op_id, &__entry->uuid)
+	    );
+
 #endif /* _TRACE_AFS_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/rxrpc.h b/include/trace/events/rxrpc.h
index 9e96c2f..077e664 100644
--- a/include/trace/events/rxrpc.h
+++ b/include/trace/events/rxrpc.h
@@ -15,6 +15,7 @@
 #define _TRACE_RXRPC_H
 
 #include <linux/tracepoint.h>
+#include <linux/errqueue.h>
 
 /*
  * Define enums for tracing information.
@@ -210,6 +211,20 @@ enum rxrpc_congest_change {
 	rxrpc_cong_saw_nack,
 };
 
+enum rxrpc_tx_fail_trace {
+	rxrpc_tx_fail_call_abort,
+	rxrpc_tx_fail_call_ack,
+	rxrpc_tx_fail_call_data_frag,
+	rxrpc_tx_fail_call_data_nofrag,
+	rxrpc_tx_fail_call_final_resend,
+	rxrpc_tx_fail_conn_abort,
+	rxrpc_tx_fail_conn_challenge,
+	rxrpc_tx_fail_conn_response,
+	rxrpc_tx_fail_reject,
+	rxrpc_tx_fail_version_keepalive,
+	rxrpc_tx_fail_version_reply,
+};
+
 #endif /* end __RXRPC_DECLARE_TRACE_ENUMS_ONCE_ONLY */
 
 /*
@@ -437,6 +452,19 @@ enum rxrpc_congest_change {
 	EM(RXRPC_CALL_LOCAL_ERROR,		"LocalError") \
 	E_(RXRPC_CALL_NETWORK_ERROR,		"NetError")
 
+#define rxrpc_tx_fail_traces \
+	EM(rxrpc_tx_fail_call_abort,		"CallAbort") \
+	EM(rxrpc_tx_fail_call_ack,		"CallAck") \
+	EM(rxrpc_tx_fail_call_data_frag,	"CallDataFrag") \
+	EM(rxrpc_tx_fail_call_data_nofrag,	"CallDataNofrag") \
+	EM(rxrpc_tx_fail_call_final_resend,	"CallFinalResend") \
+	EM(rxrpc_tx_fail_conn_abort,		"ConnAbort") \
+	EM(rxrpc_tx_fail_conn_challenge,	"ConnChall") \
+	EM(rxrpc_tx_fail_conn_response,		"ConnResp") \
+	EM(rxrpc_tx_fail_reject,		"Reject") \
+	EM(rxrpc_tx_fail_version_keepalive,	"VerKeepalive") \
+	E_(rxrpc_tx_fail_version_reply,		"VerReply")
+
 /*
  * Export enum symbols via userspace.
  */
@@ -460,6 +488,7 @@ rxrpc_propose_ack_traces;
 rxrpc_propose_ack_outcomes;
 rxrpc_congest_modes;
 rxrpc_congest_changes;
+rxrpc_tx_fail_traces;
 
 /*
  * Now redefine the EM() and E_() macros to map the enums to the strings that
@@ -1374,6 +1403,62 @@ TRACE_EVENT(rxrpc_resend,
 		      __entry->anno)
 	    );
 
+TRACE_EVENT(rxrpc_rx_icmp,
+	    TP_PROTO(struct rxrpc_peer *peer, struct sock_extended_err *ee,
+		     struct sockaddr_rxrpc *srx),
+
+	    TP_ARGS(peer, ee, srx),
+
+	    TP_STRUCT__entry(
+		    __field(unsigned int,			peer	)
+		    __field_struct(struct sock_extended_err,	ee	)
+		    __field_struct(struct sockaddr_rxrpc,	srx	)
+			     ),
+
+	    TP_fast_assign(
+		    __entry->peer = peer->debug_id;
+		    memcpy(&__entry->ee, ee, sizeof(__entry->ee));
+		    memcpy(&__entry->srx, srx, sizeof(__entry->srx));
+			   ),
+
+	    TP_printk("P=%08x o=%u t=%u c=%u i=%u d=%u e=%d %pISp",
+		      __entry->peer,
+		      __entry->ee.ee_origin,
+		      __entry->ee.ee_type,
+		      __entry->ee.ee_code,
+		      __entry->ee.ee_info,
+		      __entry->ee.ee_data,
+		      __entry->ee.ee_errno,
+		      &__entry->srx.transport)
+	    );
+
+TRACE_EVENT(rxrpc_tx_fail,
+	    TP_PROTO(unsigned int debug_id, rxrpc_serial_t serial, int ret,
+		     enum rxrpc_tx_fail_trace what),
+
+	    TP_ARGS(debug_id, serial, ret, what),
+
+	    TP_STRUCT__entry(
+		    __field(unsigned int,		debug_id	)
+		    __field(rxrpc_serial_t,		serial		)
+		    __field(int,			ret		)
+		    __field(enum rxrpc_tx_fail_trace,   what		)
+			     ),
+
+	    TP_fast_assign(
+		    __entry->debug_id = debug_id;
+		    __entry->serial = serial;
+		    __entry->ret = ret;
+		    __entry->what = what;
+			   ),
+
+	    TP_printk("c=%08x r=%x ret=%d %s",
+		      __entry->debug_id,
+		      __entry->serial,
+		      __entry->ret,
+		      __print_symbolic(__entry->what, rxrpc_tx_fail_traces))
+	    );
+
 #endif /* _TRACE_RXRPC_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h
index 335d872..bbb08a3 100644
--- a/include/trace/events/sunrpc.h
+++ b/include/trace/events/sunrpc.h
@@ -224,6 +224,8 @@ TRACE_EVENT(rpc_stats_latency,
 	TP_ARGS(task, backlog, rtt, execute),
 
 	TP_STRUCT__entry(
+		__field(unsigned int, task_id)
+		__field(unsigned int, client_id)
 		__field(u32, xid)
 		__field(int, version)
 		__string(progname, task->tk_client->cl_program->name)
@@ -231,13 +233,11 @@ TRACE_EVENT(rpc_stats_latency,
 		__field(unsigned long, backlog)
 		__field(unsigned long, rtt)
 		__field(unsigned long, execute)
-		__string(addr,
-			 task->tk_xprt->address_strings[RPC_DISPLAY_ADDR])
-		__string(port,
-			 task->tk_xprt->address_strings[RPC_DISPLAY_PORT])
 	),
 
 	TP_fast_assign(
+		__entry->client_id = task->tk_client->cl_clid;
+		__entry->task_id = task->tk_pid;
 		__entry->xid = be32_to_cpu(task->tk_rqstp->rq_xid);
 		__entry->version = task->tk_client->cl_vers;
 		__assign_str(progname, task->tk_client->cl_program->name)
@@ -245,14 +245,10 @@ TRACE_EVENT(rpc_stats_latency,
 		__entry->backlog = ktime_to_us(backlog);
 		__entry->rtt = ktime_to_us(rtt);
 		__entry->execute = ktime_to_us(execute);
-		__assign_str(addr,
-			     task->tk_xprt->address_strings[RPC_DISPLAY_ADDR]);
-		__assign_str(port,
-			     task->tk_xprt->address_strings[RPC_DISPLAY_PORT]);
 	),
 
-	TP_printk("peer=[%s]:%s xid=0x%08x %sv%d %s backlog=%lu rtt=%lu execute=%lu",
-		__get_str(addr), __get_str(port), __entry->xid,
+	TP_printk("task:%u@%d xid=0x%08x %sv%d %s backlog=%lu rtt=%lu execute=%lu",
+		__entry->task_id, __entry->client_id, __entry->xid,
 		__get_str(progname), __entry->version, __get_str(procname),
 		__entry->backlog, __entry->rtt, __entry->execute)
 );
diff --git a/include/trace/events/xen.h b/include/trace/events/xen.h
index 7dd8f34..fdcf88b 100644
--- a/include/trace/events/xen.h
+++ b/include/trace/events/xen.h
@@ -352,22 +352,6 @@ DECLARE_EVENT_CLASS(xen_mmu_pgd,
 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_pin);
 DEFINE_XEN_MMU_PGD_EVENT(xen_mmu_pgd_unpin);
 
-TRACE_EVENT(xen_mmu_flush_tlb_all,
-	    TP_PROTO(int x),
-	    TP_ARGS(x),
-	    TP_STRUCT__entry(__array(char, x, 0)),
-	    TP_fast_assign((void)x),
-	    TP_printk("%s", "")
-	);
-
-TRACE_EVENT(xen_mmu_flush_tlb,
-	    TP_PROTO(int x),
-	    TP_ARGS(x),
-	    TP_STRUCT__entry(__array(char, x, 0)),
-	    TP_fast_assign((void)x),
-	    TP_printk("%s", "")
-	);
-
 TRACE_EVENT(xen_mmu_flush_tlb_one_user,
 	    TP_PROTO(unsigned long addr),
 	    TP_ARGS(addr),
diff --git a/include/uapi/linux/nl80211.h b/include/uapi/linux/nl80211.h
index 15daf5e..9c36301 100644
--- a/include/uapi/linux/nl80211.h
+++ b/include/uapi/linux/nl80211.h
@@ -2698,6 +2698,8 @@ enum nl80211_attrs {
 #define NL80211_ATTR_KEYS NL80211_ATTR_KEYS
 #define NL80211_ATTR_FEATURE_FLAGS NL80211_ATTR_FEATURE_FLAGS
 
+#define NL80211_WIPHY_NAME_MAXLEN		128
+
 #define NL80211_MAX_SUPP_RATES			32
 #define NL80211_MAX_SUPP_HT_RATES		77
 #define NL80211_MAX_SUPP_REG_RULES		64
diff --git a/init/main.c b/init/main.c
index b795aa3..fd37315 100644
--- a/init/main.c
+++ b/init/main.c
@@ -423,7 +423,7 @@ static noinline void __ref rest_init(void)
 
 	/*
 	 * Enable might_sleep() and smp_processor_id() checks.
-	 * They cannot be enabled earlier because with CONFIG_PRREMPT=y
+	 * They cannot be enabled earlier because with CONFIG_PREEMPT=y
 	 * kernel_thread() would trigger might_sleep() splats. With
 	 * CONFIG_PREEMPT_VOLUNTARY=y the init task might have scheduled
 	 * already, but it's stuck on the kthreadd_done completion.
@@ -1034,6 +1034,13 @@ __setup("rodata=", set_debug_rodata);
 static void mark_readonly(void)
 {
 	if (rodata_enabled) {
+		/*
+		 * load_module() results in W+X mappings, which are cleaned up
+		 * with call_rcu_sched().  Let's make sure that queued work is
+		 * flushed so that we don't hit false positives looking for
+		 * insecure pages which are W+X.
+		 */
+		rcu_barrier_sched();
 		mark_rodata_ro();
 		rodata_test();
 	} else
diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c
index ebfe9f2..016ef90 100644
--- a/kernel/bpf/syscall.c
+++ b/kernel/bpf/syscall.c
@@ -26,6 +26,7 @@
 #include <linux/cred.h>
 #include <linux/timekeeping.h>
 #include <linux/ctype.h>
+#include <linux/nospec.h>
 
 #define IS_FD_ARRAY(map) ((map)->map_type == BPF_MAP_TYPE_PROG_ARRAY || \
 			   (map)->map_type == BPF_MAP_TYPE_PERF_EVENT_ARRAY || \
@@ -102,12 +103,14 @@ const struct bpf_map_ops bpf_map_offload_ops = {
 static struct bpf_map *find_and_alloc_map(union bpf_attr *attr)
 {
 	const struct bpf_map_ops *ops;
+	u32 type = attr->map_type;
 	struct bpf_map *map;
 	int err;
 
-	if (attr->map_type >= ARRAY_SIZE(bpf_map_types))
+	if (type >= ARRAY_SIZE(bpf_map_types))
 		return ERR_PTR(-EINVAL);
-	ops = bpf_map_types[attr->map_type];
+	type = array_index_nospec(type, ARRAY_SIZE(bpf_map_types));
+	ops = bpf_map_types[type];
 	if (!ops)
 		return ERR_PTR(-EINVAL);
 
@@ -122,7 +125,7 @@ static struct bpf_map *find_and_alloc_map(union bpf_attr *attr)
 	if (IS_ERR(map))
 		return map;
 	map->ops = ops;
-	map->map_type = attr->map_type;
+	map->map_type = type;
 	return map;
 }
 
@@ -871,11 +874,17 @@ static const struct bpf_prog_ops * const bpf_prog_types[] = {
 
 static int find_prog_type(enum bpf_prog_type type, struct bpf_prog *prog)
 {
-	if (type >= ARRAY_SIZE(bpf_prog_types) || !bpf_prog_types[type])
+	const struct bpf_prog_ops *ops;
+
+	if (type >= ARRAY_SIZE(bpf_prog_types))
+		return -EINVAL;
+	type = array_index_nospec(type, ARRAY_SIZE(bpf_prog_types));
+	ops = bpf_prog_types[type];
+	if (!ops)
 		return -EINVAL;
 
 	if (!bpf_prog_is_dev_bound(prog->aux))
-		prog->aux->ops = bpf_prog_types[type];
+		prog->aux->ops = ops;
 	else
 		prog->aux->ops = &bpf_offload_prog_ops;
 	prog->type = type;
diff --git a/kernel/compat.c b/kernel/compat.c
index 6d21894..92d8c98 100644
--- a/kernel/compat.c
+++ b/kernel/compat.c
@@ -34,6 +34,7 @@ int compat_get_timex(struct timex *txc, const struct compat_timex __user *utp)
 {
 	struct compat_timex tx32;
 
+	memset(txc, 0, sizeof(struct timex));
 	if (copy_from_user(&tx32, utp, sizeof(struct compat_timex)))
 		return -EFAULT;
 
diff --git a/kernel/events/ring_buffer.c b/kernel/events/ring_buffer.c
index 6c6b3c4..1d8ca9e 100644
--- a/kernel/events/ring_buffer.c
+++ b/kernel/events/ring_buffer.c
@@ -14,6 +14,7 @@
 #include <linux/slab.h>
 #include <linux/circ_buf.h>
 #include <linux/poll.h>
+#include <linux/nospec.h>
 
 #include "internal.h"
 
@@ -867,8 +868,10 @@ perf_mmap_to_page(struct ring_buffer *rb, unsigned long pgoff)
 			return NULL;
 
 		/* AUX space */
-		if (pgoff >= rb->aux_pgoff)
-			return virt_to_page(rb->aux_pages[pgoff - rb->aux_pgoff]);
+		if (pgoff >= rb->aux_pgoff) {
+			int aux_pgoff = array_index_nospec(pgoff - rb->aux_pgoff, rb->aux_nr_pages);
+			return virt_to_page(rb->aux_pages[aux_pgoff]);
+		}
 	}
 
 	return __perf_mmap_to_page(rb, pgoff);
diff --git a/kernel/kthread.c b/kernel/kthread.c
index cd50e99..2017a39 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -55,7 +55,6 @@ enum KTHREAD_BITS {
 	KTHREAD_IS_PER_CPU = 0,
 	KTHREAD_SHOULD_STOP,
 	KTHREAD_SHOULD_PARK,
-	KTHREAD_IS_PARKED,
 };
 
 static inline void set_kthread_struct(void *kthread)
@@ -177,14 +176,12 @@ void *kthread_probe_data(struct task_struct *task)
 
 static void __kthread_parkme(struct kthread *self)
 {
-	__set_current_state(TASK_PARKED);
-	while (test_bit(KTHREAD_SHOULD_PARK, &self->flags)) {
-		if (!test_and_set_bit(KTHREAD_IS_PARKED, &self->flags))
-			complete(&self->parked);
+	for (;;) {
+		set_current_state(TASK_PARKED);
+		if (!test_bit(KTHREAD_SHOULD_PARK, &self->flags))
+			break;
 		schedule();
-		__set_current_state(TASK_PARKED);
 	}
-	clear_bit(KTHREAD_IS_PARKED, &self->flags);
 	__set_current_state(TASK_RUNNING);
 }
 
@@ -194,6 +191,11 @@ void kthread_parkme(void)
 }
 EXPORT_SYMBOL_GPL(kthread_parkme);
 
+void kthread_park_complete(struct task_struct *k)
+{
+	complete(&to_kthread(k)->parked);
+}
+
 static int kthread(void *_create)
 {
 	/* Copy data: it's on kthread's stack */
@@ -450,22 +452,15 @@ void kthread_unpark(struct task_struct *k)
 {
 	struct kthread *kthread = to_kthread(k);
 
-	clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
 	/*
-	 * We clear the IS_PARKED bit here as we don't wait
-	 * until the task has left the park code. So if we'd
-	 * park before that happens we'd see the IS_PARKED bit
-	 * which might be about to be cleared.
+	 * Newly created kthread was parked when the CPU was offline.
+	 * The binding was lost and we need to set it again.
 	 */
-	if (test_and_clear_bit(KTHREAD_IS_PARKED, &kthread->flags)) {
-		/*
-		 * Newly created kthread was parked when the CPU was offline.
-		 * The binding was lost and we need to set it again.
-		 */
-		if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags))
-			__kthread_bind(k, kthread->cpu, TASK_PARKED);
-		wake_up_state(k, TASK_PARKED);
-	}
+	if (test_bit(KTHREAD_IS_PER_CPU, &kthread->flags))
+		__kthread_bind(k, kthread->cpu, TASK_PARKED);
+
+	clear_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
+	wake_up_state(k, TASK_PARKED);
 }
 EXPORT_SYMBOL_GPL(kthread_unpark);
 
@@ -488,12 +483,13 @@ int kthread_park(struct task_struct *k)
 	if (WARN_ON(k->flags & PF_EXITING))
 		return -ENOSYS;
 
-	if (!test_bit(KTHREAD_IS_PARKED, &kthread->flags)) {
-		set_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
-		if (k != current) {
-			wake_up_process(k);
-			wait_for_completion(&kthread->parked);
-		}
+	if (WARN_ON_ONCE(test_bit(KTHREAD_SHOULD_PARK, &kthread->flags)))
+		return -EBUSY;
+
+	set_bit(KTHREAD_SHOULD_PARK, &kthread->flags);
+	if (k != current) {
+		wake_up_process(k);
+		wait_for_completion(&kthread->parked);
 	}
 
 	return 0;
diff --git a/kernel/module.c b/kernel/module.c
index ce8066b..c9bea7f 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -3517,6 +3517,11 @@ static noinline int do_init_module(struct module *mod)
 	 * walking this with preempt disabled.  In all the failure paths, we
 	 * call synchronize_sched(), but we don't want to slow down the success
 	 * path, so use actual RCU here.
+	 * Note that module_alloc() on most architectures creates W+X page
+	 * mappings which won't be cleaned up until do_free_init() runs.  Any
+	 * code such as mark_rodata_ro() which depends on those mappings to
+	 * be cleaned up needs to sync with the queued work - ie
+	 * rcu_barrier_sched()
 	 */
 	call_rcu_sched(&freeinit->rcu, do_free_init);
 	mutex_unlock(&module_mutex);
diff --git a/kernel/sched/autogroup.c b/kernel/sched/autogroup.c
index 6be6c57..2d4ff53 100644
--- a/kernel/sched/autogroup.c
+++ b/kernel/sched/autogroup.c
@@ -2,6 +2,7 @@
 /*
  * Auto-group scheduling implementation:
  */
+#include <linux/nospec.h>
 #include "sched.h"
 
 unsigned int __read_mostly sysctl_sched_autogroup_enabled = 1;
@@ -209,7 +210,7 @@ int proc_sched_autogroup_set_nice(struct task_struct *p, int nice)
 	static unsigned long next = INITIAL_JIFFIES;
 	struct autogroup *ag;
 	unsigned long shares;
-	int err;
+	int err, idx;
 
 	if (nice < MIN_NICE || nice > MAX_NICE)
 		return -EINVAL;
@@ -227,7 +228,9 @@ int proc_sched_autogroup_set_nice(struct task_struct *p, int nice)
 
 	next = HZ / 10 + jiffies;
 	ag = autogroup_task_get(p);
-	shares = scale_load(sched_prio_to_weight[nice + 20]);
+
+	idx = array_index_nospec(nice + 20, 40);
+	shares = scale_load(sched_prio_to_weight[idx]);
 
 	down_write(&ag->lock);
 	err = sched_group_set_shares(ag->tg, shares);
diff --git a/kernel/sched/core.c b/kernel/sched/core.c
index 5e10aae..092f7c4 100644
--- a/kernel/sched/core.c
+++ b/kernel/sched/core.c
@@ -7,6 +7,9 @@
  */
 #include "sched.h"
 
+#include <linux/kthread.h>
+#include <linux/nospec.h>
+
 #include <asm/switch_to.h>
 #include <asm/tlb.h>
 
@@ -2718,20 +2721,28 @@ static struct rq *finish_task_switch(struct task_struct *prev)
 		membarrier_mm_sync_core_before_usermode(mm);
 		mmdrop(mm);
 	}
-	if (unlikely(prev_state == TASK_DEAD)) {
-		if (prev->sched_class->task_dead)
-			prev->sched_class->task_dead(prev);
+	if (unlikely(prev_state & (TASK_DEAD|TASK_PARKED))) {
+		switch (prev_state) {
+		case TASK_DEAD:
+			if (prev->sched_class->task_dead)
+				prev->sched_class->task_dead(prev);
 
-		/*
-		 * Remove function-return probe instances associated with this
-		 * task and put them back on the free list.
-		 */
-		kprobe_flush_task(prev);
+			/*
+			 * Remove function-return probe instances associated with this
+			 * task and put them back on the free list.
+			 */
+			kprobe_flush_task(prev);
 
-		/* Task is done with its stack. */
-		put_task_stack(prev);
+			/* Task is done with its stack. */
+			put_task_stack(prev);
 
-		put_task_struct(prev);
+			put_task_struct(prev);
+			break;
+
+		case TASK_PARKED:
+			kthread_park_complete(prev);
+			break;
+		}
 	}
 
 	tick_nohz_task_switch();
@@ -3498,23 +3509,8 @@ static void __sched notrace __schedule(bool preempt)
 
 void __noreturn do_task_dead(void)
 {
-	/*
-	 * The setting of TASK_RUNNING by try_to_wake_up() may be delayed
-	 * when the following two conditions become true.
-	 *   - There is race condition of mmap_sem (It is acquired by
-	 *     exit_mm()), and
-	 *   - SMI occurs before setting TASK_RUNINNG.
-	 *     (or hypervisor of virtual machine switches to other guest)
-	 *  As a result, we may become TASK_RUNNING after becoming TASK_DEAD
-	 *
-	 * To avoid it, we have to wait for releasing tsk->pi_lock which
-	 * is held by try_to_wake_up()
-	 */
-	raw_spin_lock_irq(&current->pi_lock);
-	raw_spin_unlock_irq(&current->pi_lock);
-
 	/* Causes final put_task_struct in finish_task_switch(): */
-	__set_current_state(TASK_DEAD);
+	set_special_state(TASK_DEAD);
 
 	/* Tell freezer to ignore us: */
 	current->flags |= PF_NOFREEZE;
@@ -6928,11 +6924,15 @@ static int cpu_weight_nice_write_s64(struct cgroup_subsys_state *css,
 				     struct cftype *cft, s64 nice)
 {
 	unsigned long weight;
+	int idx;
 
 	if (nice < MIN_NICE || nice > MAX_NICE)
 		return -ERANGE;
 
-	weight = sched_prio_to_weight[NICE_TO_PRIO(nice) - MAX_RT_PRIO];
+	idx = NICE_TO_PRIO(nice) - MAX_RT_PRIO;
+	idx = array_index_nospec(idx, 40);
+	weight = sched_prio_to_weight[idx];
+
 	return sched_group_set_shares(css_tg(css), scale_load(weight));
 }
 #endif
diff --git a/kernel/sched/cpufreq_schedutil.c b/kernel/sched/cpufreq_schedutil.c
index d2c6083..e13df95 100644
--- a/kernel/sched/cpufreq_schedutil.c
+++ b/kernel/sched/cpufreq_schedutil.c
@@ -305,7 +305,8 @@ static void sugov_update_single(struct update_util_data *hook, u64 time,
 	 * Do not reduce the frequency if the CPU has not been idle
 	 * recently, as the reduction is likely to be premature then.
 	 */
-	if (busy && next_f < sg_policy->next_freq) {
+	if (busy && next_f < sg_policy->next_freq &&
+	    sg_policy->next_freq != UINT_MAX) {
 		next_f = sg_policy->next_freq;
 
 		/* Reset cached freq as next_freq has changed */
@@ -396,19 +397,6 @@ static void sugov_irq_work(struct irq_work *irq_work)
 
 	sg_policy = container_of(irq_work, struct sugov_policy, irq_work);
 
-	/*
-	 * For RT tasks, the schedutil governor shoots the frequency to maximum.
-	 * Special care must be taken to ensure that this kthread doesn't result
-	 * in the same behavior.
-	 *
-	 * This is (mostly) guaranteed by the work_in_progress flag. The flag is
-	 * updated only at the end of the sugov_work() function and before that
-	 * the schedutil governor rejects all other frequency scaling requests.
-	 *
-	 * There is a very rare case though, where the RT thread yields right
-	 * after the work_in_progress flag is cleared. The effects of that are
-	 * neglected for now.
-	 */
 	kthread_queue_work(&sg_policy->worker, &sg_policy->work);
 }
 
diff --git a/kernel/sched/fair.c b/kernel/sched/fair.c
index 54dc31e..79f574d 100644
--- a/kernel/sched/fair.c
+++ b/kernel/sched/fair.c
@@ -1854,7 +1854,6 @@ static int task_numa_migrate(struct task_struct *p)
 static void numa_migrate_preferred(struct task_struct *p)
 {
 	unsigned long interval = HZ;
-	unsigned long numa_migrate_retry;
 
 	/* This task has no NUMA fault statistics yet */
 	if (unlikely(p->numa_preferred_nid == -1 || !p->numa_faults))
@@ -1862,18 +1861,7 @@ static void numa_migrate_preferred(struct task_struct *p)
 
 	/* Periodically retry migrating the task to the preferred node */
 	interval = min(interval, msecs_to_jiffies(p->numa_scan_period) / 16);
-	numa_migrate_retry = jiffies + interval;
-
-	/*
-	 * Check that the new retry threshold is after the current one. If
-	 * the retry is in the future, it implies that wake_affine has
-	 * temporarily asked NUMA balancing to backoff from placement.
-	 */
-	if (numa_migrate_retry > p->numa_migrate_retry)
-		return;
-
-	/* Safe to try placing the task on the preferred node */
-	p->numa_migrate_retry = numa_migrate_retry;
+	p->numa_migrate_retry = jiffies + interval;
 
 	/* Success if task is already running on preferred CPU */
 	if (task_node(p) == p->numa_preferred_nid)
@@ -5922,48 +5910,6 @@ wake_affine_weight(struct sched_domain *sd, struct task_struct *p,
 	return this_eff_load < prev_eff_load ? this_cpu : nr_cpumask_bits;
 }
 
-#ifdef CONFIG_NUMA_BALANCING
-static void
-update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
-{
-	unsigned long interval;
-
-	if (!static_branch_likely(&sched_numa_balancing))
-		return;
-
-	/* If balancing has no preference then continue gathering data */
-	if (p->numa_preferred_nid == -1)
-		return;
-
-	/*
-	 * If the wakeup is not affecting locality then it is neutral from
-	 * the perspective of NUMA balacing so continue gathering data.
-	 */
-	if (cpu_to_node(prev_cpu) == cpu_to_node(target))
-		return;
-
-	/*
-	 * Temporarily prevent NUMA balancing trying to place waker/wakee after
-	 * wakee has been moved by wake_affine. This will potentially allow
-	 * related tasks to converge and update their data placement. The
-	 * 4 * numa_scan_period is to allow the two-pass filter to migrate
-	 * hot data to the wakers node.
-	 */
-	interval = max(sysctl_numa_balancing_scan_delay,
-			 p->numa_scan_period << 2);
-	p->numa_migrate_retry = jiffies + msecs_to_jiffies(interval);
-
-	interval = max(sysctl_numa_balancing_scan_delay,
-			 current->numa_scan_period << 2);
-	current->numa_migrate_retry = jiffies + msecs_to_jiffies(interval);
-}
-#else
-static void
-update_wa_numa_placement(struct task_struct *p, int prev_cpu, int target)
-{
-}
-#endif
-
 static int wake_affine(struct sched_domain *sd, struct task_struct *p,
 		       int this_cpu, int prev_cpu, int sync)
 {
@@ -5979,7 +5925,6 @@ static int wake_affine(struct sched_domain *sd, struct task_struct *p,
 	if (target == nr_cpumask_bits)
 		return prev_cpu;
 
-	update_wa_numa_placement(p, prev_cpu, target);
 	schedstat_inc(sd->ttwu_move_affine);
 	schedstat_inc(p->se.statistics.nr_wakeups_affine);
 	return target;
@@ -9847,6 +9792,7 @@ static int idle_balance(struct rq *this_rq, struct rq_flags *rf)
 	if (curr_cost > this_rq->max_idle_balance_cost)
 		this_rq->max_idle_balance_cost = curr_cost;
 
+out:
 	/*
 	 * While browsing the domains, we released the rq lock, a task could
 	 * have been enqueued in the meantime. Since we're not going idle,
@@ -9855,7 +9801,6 @@ static int idle_balance(struct rq *this_rq, struct rq_flags *rf)
 	if (this_rq->cfs.h_nr_running && !pulled_task)
 		pulled_task = 1;
 
-out:
 	/* Move the next balance forward */
 	if (time_after(this_rq->next_balance, next_balance))
 		this_rq->next_balance = next_balance;
diff --git a/kernel/signal.c b/kernel/signal.c
index d4ccea5..9c33163 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -1961,14 +1961,27 @@ static void ptrace_stop(int exit_code, int why, int clear_code, siginfo_t *info)
 			return;
 	}
 
+	set_special_state(TASK_TRACED);
+
 	/*
 	 * We're committing to trapping.  TRACED should be visible before
 	 * TRAPPING is cleared; otherwise, the tracer might fail do_wait().
 	 * Also, transition to TRACED and updates to ->jobctl should be
 	 * atomic with respect to siglock and should be done after the arch
 	 * hook as siglock is released and regrabbed across it.
+	 *
+	 *     TRACER				    TRACEE
+	 *
+	 *     ptrace_attach()
+	 * [L]   wait_on_bit(JOBCTL_TRAPPING)	[S] set_special_state(TRACED)
+	 *     do_wait()
+	 *       set_current_state()                smp_wmb();
+	 *       ptrace_do_wait()
+	 *         wait_task_stopped()
+	 *           task_stopped_code()
+	 * [L]         task_is_traced()		[S] task_clear_jobctl_trapping();
 	 */
-	set_current_state(TASK_TRACED);
+	smp_wmb();
 
 	current->last_siginfo = info;
 	current->exit_code = exit_code;
@@ -2176,7 +2189,7 @@ static bool do_signal_stop(int signr)
 		if (task_participate_group_stop(current))
 			notify = CLD_STOPPED;
 
-		__set_current_state(TASK_STOPPED);
+		set_special_state(TASK_STOPPED);
 		spin_unlock_irq(&current->sighand->siglock);
 
 		/*
diff --git a/kernel/stop_machine.c b/kernel/stop_machine.c
index b759126..64c0291 100644
--- a/kernel/stop_machine.c
+++ b/kernel/stop_machine.c
@@ -21,6 +21,7 @@
 #include <linux/smpboot.h>
 #include <linux/atomic.h>
 #include <linux/nmi.h>
+#include <linux/sched/wake_q.h>
 
 /*
  * Structure to determine completion condition and record errors.  May
@@ -65,27 +66,31 @@ static void cpu_stop_signal_done(struct cpu_stop_done *done)
 }
 
 static void __cpu_stop_queue_work(struct cpu_stopper *stopper,
-					struct cpu_stop_work *work)
+					struct cpu_stop_work *work,
+					struct wake_q_head *wakeq)
 {
 	list_add_tail(&work->list, &stopper->works);
-	wake_up_process(stopper->thread);
+	wake_q_add(wakeq, stopper->thread);
 }
 
 /* queue @work to @stopper.  if offline, @work is completed immediately */
 static bool cpu_stop_queue_work(unsigned int cpu, struct cpu_stop_work *work)
 {
 	struct cpu_stopper *stopper = &per_cpu(cpu_stopper, cpu);
+	DEFINE_WAKE_Q(wakeq);
 	unsigned long flags;
 	bool enabled;
 
 	spin_lock_irqsave(&stopper->lock, flags);
 	enabled = stopper->enabled;
 	if (enabled)
-		__cpu_stop_queue_work(stopper, work);
+		__cpu_stop_queue_work(stopper, work, &wakeq);
 	else if (work->done)
 		cpu_stop_signal_done(work->done);
 	spin_unlock_irqrestore(&stopper->lock, flags);
 
+	wake_up_q(&wakeq);
+
 	return enabled;
 }
 
@@ -229,6 +234,7 @@ static int cpu_stop_queue_two_works(int cpu1, struct cpu_stop_work *work1,
 {
 	struct cpu_stopper *stopper1 = per_cpu_ptr(&cpu_stopper, cpu1);
 	struct cpu_stopper *stopper2 = per_cpu_ptr(&cpu_stopper, cpu2);
+	DEFINE_WAKE_Q(wakeq);
 	int err;
 retry:
 	spin_lock_irq(&stopper1->lock);
@@ -252,8 +258,8 @@ static int cpu_stop_queue_two_works(int cpu1, struct cpu_stop_work *work1,
 			goto unlock;
 
 	err = 0;
-	__cpu_stop_queue_work(stopper1, work1);
-	__cpu_stop_queue_work(stopper2, work2);
+	__cpu_stop_queue_work(stopper1, work1, &wakeq);
+	__cpu_stop_queue_work(stopper2, work2, &wakeq);
 unlock:
 	spin_unlock(&stopper2->lock);
 	spin_unlock_irq(&stopper1->lock);
@@ -263,6 +269,9 @@ static int cpu_stop_queue_two_works(int cpu1, struct cpu_stop_work *work1,
 			cpu_relax();
 		goto retry;
 	}
+
+	wake_up_q(&wakeq);
+
 	return err;
 }
 /**
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 1f951b3..7d306b7 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -762,6 +762,9 @@ static int regex_match_full(char *str, struct regex *r, int len)
 
 static int regex_match_front(char *str, struct regex *r, int len)
 {
+	if (len < r->len)
+		return 0;
+
 	if (strncmp(str, r->pattern, r->len) == 0)
 		return 1;
 	return 0;
diff --git a/lib/find_bit_benchmark.c b/lib/find_bit_benchmark.c
index 5985a25..5367ffa 100644
--- a/lib/find_bit_benchmark.c
+++ b/lib/find_bit_benchmark.c
@@ -132,7 +132,12 @@ static int __init find_bit_test(void)
 	test_find_next_bit(bitmap, BITMAP_LEN);
 	test_find_next_zero_bit(bitmap, BITMAP_LEN);
 	test_find_last_bit(bitmap, BITMAP_LEN);
-	test_find_first_bit(bitmap, BITMAP_LEN);
+
+	/*
+	 * test_find_first_bit() may take some time, so
+	 * traverse only part of bitmap to avoid soft lockup.
+	 */
+	test_find_first_bit(bitmap, BITMAP_LEN / 10);
 	test_find_next_and_bit(bitmap, bitmap2, BITMAP_LEN);
 
 	pr_err("\nStart testing find_bit() with sparse bitmap\n");
diff --git a/lib/swiotlb.c b/lib/swiotlb.c
index 12fbaa4..cc64058 100644
--- a/lib/swiotlb.c
+++ b/lib/swiotlb.c
@@ -714,7 +714,7 @@ swiotlb_alloc_buffer(struct device *dev, size_t size, dma_addr_t *dma_handle,
 
 	phys_addr = swiotlb_tbl_map_single(dev,
 			__phys_to_dma(dev, io_tlb_start),
-			0, size, DMA_FROM_DEVICE, 0);
+			0, size, DMA_FROM_DEVICE, attrs);
 	if (phys_addr == SWIOTLB_MAP_ERROR)
 		goto out_warn;
 
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 30c0cb8..23920c5 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1669,19 +1669,22 @@ char *pointer_string(char *buf, char *end, const void *ptr,
 	return number(buf, end, (unsigned long int)ptr, spec);
 }
 
-static bool have_filled_random_ptr_key __read_mostly;
+static DEFINE_STATIC_KEY_TRUE(not_filled_random_ptr_key);
 static siphash_key_t ptr_key __read_mostly;
 
+static void enable_ptr_key_workfn(struct work_struct *work)
+{
+	get_random_bytes(&ptr_key, sizeof(ptr_key));
+	/* Needs to run from preemptible context */
+	static_branch_disable(&not_filled_random_ptr_key);
+}
+
+static DECLARE_WORK(enable_ptr_key_work, enable_ptr_key_workfn);
+
 static void fill_random_ptr_key(struct random_ready_callback *unused)
 {
-	get_random_bytes(&ptr_key, sizeof(ptr_key));
-	/*
-	 * have_filled_random_ptr_key==true is dependent on get_random_bytes().
-	 * ptr_to_id() needs to see have_filled_random_ptr_key==true
-	 * after get_random_bytes() returns.
-	 */
-	smp_mb();
-	WRITE_ONCE(have_filled_random_ptr_key, true);
+	/* This may be in an interrupt handler. */
+	queue_work(system_unbound_wq, &enable_ptr_key_work);
 }
 
 static struct random_ready_callback random_ready = {
@@ -1695,7 +1698,8 @@ static int __init initialize_ptr_random(void)
 	if (!ret) {
 		return 0;
 	} else if (ret == -EALREADY) {
-		fill_random_ptr_key(&random_ready);
+		/* This is in preemptible context */
+		enable_ptr_key_workfn(&enable_ptr_key_work);
 		return 0;
 	}
 
@@ -1709,7 +1713,7 @@ static char *ptr_to_id(char *buf, char *end, void *ptr, struct printf_spec spec)
 	unsigned long hashval;
 	const int default_width = 2 * sizeof(ptr);
 
-	if (unlikely(!have_filled_random_ptr_key)) {
+	if (static_branch_unlikely(&not_filled_random_ptr_key)) {
 		spec.field_width = default_width;
 		/* string length must be less than default_width */
 		return string(buf, end, "(ptrval)", spec);
diff --git a/mm/gup.c b/mm/gup.c
index 76af4cf..541904a 100644
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -544,6 +544,9 @@ static int check_vma_flags(struct vm_area_struct *vma, unsigned long gup_flags)
 	if (vm_flags & (VM_IO | VM_PFNMAP))
 		return -EFAULT;
 
+	if (gup_flags & FOLL_ANON && !vma_is_anonymous(vma))
+		return -EFAULT;
+
 	if (write) {
 		if (!(vm_flags & VM_WRITE)) {
 			if (!(gup_flags & FOLL_FORCE))
diff --git a/mm/migrate.c b/mm/migrate.c
index 5684330..8c0af0f 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -528,14 +528,12 @@ int migrate_page_move_mapping(struct address_space *mapping,
 		int i;
 		int index = page_index(page);
 
-		for (i = 0; i < HPAGE_PMD_NR; i++) {
+		for (i = 1; i < HPAGE_PMD_NR; i++) {
 			pslot = radix_tree_lookup_slot(&mapping->i_pages,
 						       index + i);
 			radix_tree_replace_slot(&mapping->i_pages, pslot,
 						newpage + i);
 		}
-	} else {
-		radix_tree_replace_slot(&mapping->i_pages, pslot, newpage);
 	}
 
 	/*
diff --git a/mm/mmap.c b/mm/mmap.c
index 9d5968d..78e14fa 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -1324,6 +1324,35 @@ static inline int mlock_future_check(struct mm_struct *mm,
 	return 0;
 }
 
+static inline u64 file_mmap_size_max(struct file *file, struct inode *inode)
+{
+	if (S_ISREG(inode->i_mode))
+		return inode->i_sb->s_maxbytes;
+
+	if (S_ISBLK(inode->i_mode))
+		return MAX_LFS_FILESIZE;
+
+	/* Special "we do even unsigned file positions" case */
+	if (file->f_mode & FMODE_UNSIGNED_OFFSET)
+		return 0;
+
+	/* Yes, random drivers might want more. But I'm tired of buggy drivers */
+	return ULONG_MAX;
+}
+
+static inline bool file_mmap_ok(struct file *file, struct inode *inode,
+				unsigned long pgoff, unsigned long len)
+{
+	u64 maxsize = file_mmap_size_max(file, inode);
+
+	if (maxsize && len > maxsize)
+		return false;
+	maxsize -= len;
+	if (pgoff > maxsize >> PAGE_SHIFT)
+		return false;
+	return true;
+}
+
 /*
  * The caller must hold down_write(&current->mm->mmap_sem).
  */
@@ -1409,6 +1438,9 @@ unsigned long do_mmap(struct file *file, unsigned long addr,
 		struct inode *inode = file_inode(file);
 		unsigned long flags_mask;
 
+		if (!file_mmap_ok(file, inode, pgoff, len))
+			return -EOVERFLOW;
+
 		flags_mask = LEGACY_MAP_MASK | file->f_op->mmap_supported_flags;
 
 		switch (flags & MAP_TYPE) {
@@ -3024,6 +3056,32 @@ void exit_mmap(struct mm_struct *mm)
 	/* mm's last user has gone, and its about to be pulled down */
 	mmu_notifier_release(mm);
 
+	if (unlikely(mm_is_oom_victim(mm))) {
+		/*
+		 * Manually reap the mm to free as much memory as possible.
+		 * Then, as the oom reaper does, set MMF_OOM_SKIP to disregard
+		 * this mm from further consideration.  Taking mm->mmap_sem for
+		 * write after setting MMF_OOM_SKIP will guarantee that the oom
+		 * reaper will not run on this mm again after mmap_sem is
+		 * dropped.
+		 *
+		 * Nothing can be holding mm->mmap_sem here and the above call
+		 * to mmu_notifier_release(mm) ensures mmu notifier callbacks in
+		 * __oom_reap_task_mm() will not block.
+		 *
+		 * This needs to be done before calling munlock_vma_pages_all(),
+		 * which clears VM_LOCKED, otherwise the oom reaper cannot
+		 * reliably test it.
+		 */
+		mutex_lock(&oom_lock);
+		__oom_reap_task_mm(mm);
+		mutex_unlock(&oom_lock);
+
+		set_bit(MMF_OOM_SKIP, &mm->flags);
+		down_write(&mm->mmap_sem);
+		up_write(&mm->mmap_sem);
+	}
+
 	if (mm->locked_vm) {
 		vma = mm->mmap;
 		while (vma) {
@@ -3045,24 +3103,6 @@ void exit_mmap(struct mm_struct *mm)
 	/* update_hiwater_rss(mm) here? but nobody should be looking */
 	/* Use -1 here to ensure all VMAs in the mm are unmapped */
 	unmap_vmas(&tlb, vma, 0, -1);
-
-	if (unlikely(mm_is_oom_victim(mm))) {
-		/*
-		 * Wait for oom_reap_task() to stop working on this
-		 * mm. Because MMF_OOM_SKIP is already set before
-		 * calling down_read(), oom_reap_task() will not run
-		 * on this "mm" post up_write().
-		 *
-		 * mm_is_oom_victim() cannot be set from under us
-		 * either because victim->mm is already set to NULL
-		 * under task_lock before calling mmput and oom_mm is
-		 * set not NULL by the OOM killer only if victim->mm
-		 * is found not NULL while holding the task_lock.
-		 */
-		set_bit(MMF_OOM_SKIP, &mm->flags);
-		down_write(&mm->mmap_sem);
-		up_write(&mm->mmap_sem);
-	}
 	free_pgtables(&tlb, vma, FIRST_USER_ADDRESS, USER_PGTABLES_CEILING);
 	tlb_finish_mmu(&tlb, 0, -1);
 
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index ff992fa..8ba6cb8 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -469,7 +469,6 @@ bool process_shares_mm(struct task_struct *p, struct mm_struct *mm)
 	return false;
 }
 
-
 #ifdef CONFIG_MMU
 /*
  * OOM Reaper kernel thread which tries to reap the memory used by the OOM
@@ -480,16 +479,54 @@ static DECLARE_WAIT_QUEUE_HEAD(oom_reaper_wait);
 static struct task_struct *oom_reaper_list;
 static DEFINE_SPINLOCK(oom_reaper_lock);
 
-static bool __oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm)
+void __oom_reap_task_mm(struct mm_struct *mm)
 {
-	struct mmu_gather tlb;
 	struct vm_area_struct *vma;
+
+	/*
+	 * Tell all users of get_user/copy_from_user etc... that the content
+	 * is no longer stable. No barriers really needed because unmapping
+	 * should imply barriers already and the reader would hit a page fault
+	 * if it stumbled over a reaped memory.
+	 */
+	set_bit(MMF_UNSTABLE, &mm->flags);
+
+	for (vma = mm->mmap ; vma; vma = vma->vm_next) {
+		if (!can_madv_dontneed_vma(vma))
+			continue;
+
+		/*
+		 * Only anonymous pages have a good chance to be dropped
+		 * without additional steps which we cannot afford as we
+		 * are OOM already.
+		 *
+		 * We do not even care about fs backed pages because all
+		 * which are reclaimable have already been reclaimed and
+		 * we do not want to block exit_mmap by keeping mm ref
+		 * count elevated without a good reason.
+		 */
+		if (vma_is_anonymous(vma) || !(vma->vm_flags & VM_SHARED)) {
+			const unsigned long start = vma->vm_start;
+			const unsigned long end = vma->vm_end;
+			struct mmu_gather tlb;
+
+			tlb_gather_mmu(&tlb, mm, start, end);
+			mmu_notifier_invalidate_range_start(mm, start, end);
+			unmap_page_range(&tlb, vma, start, end, NULL);
+			mmu_notifier_invalidate_range_end(mm, start, end);
+			tlb_finish_mmu(&tlb, start, end);
+		}
+	}
+}
+
+static bool oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm)
+{
 	bool ret = true;
 
 	/*
 	 * We have to make sure to not race with the victim exit path
 	 * and cause premature new oom victim selection:
-	 * __oom_reap_task_mm		exit_mm
+	 * oom_reap_task_mm		exit_mm
 	 *   mmget_not_zero
 	 *				  mmput
 	 *				    atomic_dec_and_test
@@ -534,39 +571,8 @@ static bool __oom_reap_task_mm(struct task_struct *tsk, struct mm_struct *mm)
 
 	trace_start_task_reaping(tsk->pid);
 
-	/*
-	 * Tell all users of get_user/copy_from_user etc... that the content
-	 * is no longer stable. No barriers really needed because unmapping
-	 * should imply barriers already and the reader would hit a page fault
-	 * if it stumbled over a reaped memory.
-	 */
-	set_bit(MMF_UNSTABLE, &mm->flags);
+	__oom_reap_task_mm(mm);
 
-	for (vma = mm->mmap ; vma; vma = vma->vm_next) {
-		if (!can_madv_dontneed_vma(vma))
-			continue;
-
-		/*
-		 * Only anonymous pages have a good chance to be dropped
-		 * without additional steps which we cannot afford as we
-		 * are OOM already.
-		 *
-		 * We do not even care about fs backed pages because all
-		 * which are reclaimable have already been reclaimed and
-		 * we do not want to block exit_mmap by keeping mm ref
-		 * count elevated without a good reason.
-		 */
-		if (vma_is_anonymous(vma) || !(vma->vm_flags & VM_SHARED)) {
-			const unsigned long start = vma->vm_start;
-			const unsigned long end = vma->vm_end;
-
-			tlb_gather_mmu(&tlb, mm, start, end);
-			mmu_notifier_invalidate_range_start(mm, start, end);
-			unmap_page_range(&tlb, vma, start, end, NULL);
-			mmu_notifier_invalidate_range_end(mm, start, end);
-			tlb_finish_mmu(&tlb, start, end);
-		}
-	}
 	pr_info("oom_reaper: reaped process %d (%s), now anon-rss:%lukB, file-rss:%lukB, shmem-rss:%lukB\n",
 			task_pid_nr(tsk), tsk->comm,
 			K(get_mm_counter(mm, MM_ANONPAGES)),
@@ -587,14 +593,13 @@ static void oom_reap_task(struct task_struct *tsk)
 	struct mm_struct *mm = tsk->signal->oom_mm;
 
 	/* Retry the down_read_trylock(mmap_sem) a few times */
-	while (attempts++ < MAX_OOM_REAP_RETRIES && !__oom_reap_task_mm(tsk, mm))
+	while (attempts++ < MAX_OOM_REAP_RETRIES && !oom_reap_task_mm(tsk, mm))
 		schedule_timeout_idle(HZ/10);
 
 	if (attempts <= MAX_OOM_REAP_RETRIES ||
 	    test_bit(MMF_OOM_SKIP, &mm->flags))
 		goto done;
 
-
 	pr_info("oom_reaper: unable to reap pid:%d (%s)\n",
 		task_pid_nr(tsk), tsk->comm);
 	debug_show_all_locks();
diff --git a/mm/sparse.c b/mm/sparse.c
index 62eef26..73dc2fc 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -629,7 +629,7 @@ void offline_mem_sections(unsigned long start_pfn, unsigned long end_pfn)
 	unsigned long pfn;
 
 	for (pfn = start_pfn; pfn < end_pfn; pfn += PAGES_PER_SECTION) {
-		unsigned long section_nr = pfn_to_section_nr(start_pfn);
+		unsigned long section_nr = pfn_to_section_nr(pfn);
 		struct mem_section *ms;
 
 		/*
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 536332e..a2b9518 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -1161,7 +1161,7 @@ const char * const vmstat_text[] = {
 	"nr_vmscan_immediate_reclaim",
 	"nr_dirtied",
 	"nr_written",
-	"nr_indirectly_reclaimable",
+	"", /* nr_indirectly_reclaimable */
 
 	/* enum writeback_stat_item counters */
 	"nr_dirty_threshold",
@@ -1740,6 +1740,10 @@ static int vmstat_show(struct seq_file *m, void *arg)
 	unsigned long *l = arg;
 	unsigned long off = l - (unsigned long *)m->private;
 
+	/* Skip hidden vmstat items. */
+	if (*vmstat_text[off] == '\0')
+		return 0;
+
 	seq_puts(m, vmstat_text[off]);
 	seq_put_decimal_ull(m, " ", *l);
 	seq_putc(m, '\n');
diff --git a/mm/z3fold.c b/mm/z3fold.c
index c0bca61..4b366d1 100644
--- a/mm/z3fold.c
+++ b/mm/z3fold.c
@@ -144,7 +144,8 @@ enum z3fold_page_flags {
 	PAGE_HEADLESS = 0,
 	MIDDLE_CHUNK_MAPPED,
 	NEEDS_COMPACTING,
-	PAGE_STALE
+	PAGE_STALE,
+	UNDER_RECLAIM
 };
 
 /*****************
@@ -173,6 +174,7 @@ static struct z3fold_header *init_z3fold_page(struct page *page,
 	clear_bit(MIDDLE_CHUNK_MAPPED, &page->private);
 	clear_bit(NEEDS_COMPACTING, &page->private);
 	clear_bit(PAGE_STALE, &page->private);
+	clear_bit(UNDER_RECLAIM, &page->private);
 
 	spin_lock_init(&zhdr->page_lock);
 	kref_init(&zhdr->refcount);
@@ -756,6 +758,10 @@ static void z3fold_free(struct z3fold_pool *pool, unsigned long handle)
 		atomic64_dec(&pool->pages_nr);
 		return;
 	}
+	if (test_bit(UNDER_RECLAIM, &page->private)) {
+		z3fold_page_unlock(zhdr);
+		return;
+	}
 	if (test_and_set_bit(NEEDS_COMPACTING, &page->private)) {
 		z3fold_page_unlock(zhdr);
 		return;
@@ -840,6 +846,8 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
 			kref_get(&zhdr->refcount);
 			list_del_init(&zhdr->buddy);
 			zhdr->cpu = -1;
+			set_bit(UNDER_RECLAIM, &page->private);
+			break;
 		}
 
 		list_del_init(&page->lru);
@@ -887,25 +895,35 @@ static int z3fold_reclaim_page(struct z3fold_pool *pool, unsigned int retries)
 				goto next;
 		}
 next:
-		spin_lock(&pool->lock);
 		if (test_bit(PAGE_HEADLESS, &page->private)) {
 			if (ret == 0) {
-				spin_unlock(&pool->lock);
 				free_z3fold_page(page);
 				return 0;
 			}
-		} else if (kref_put(&zhdr->refcount, release_z3fold_page)) {
-			atomic64_dec(&pool->pages_nr);
+			spin_lock(&pool->lock);
+			list_add(&page->lru, &pool->lru);
 			spin_unlock(&pool->lock);
-			return 0;
+		} else {
+			z3fold_page_lock(zhdr);
+			clear_bit(UNDER_RECLAIM, &page->private);
+			if (kref_put(&zhdr->refcount,
+					release_z3fold_page_locked)) {
+				atomic64_dec(&pool->pages_nr);
+				return 0;
+			}
+			/*
+			 * if we are here, the page is still not completely
+			 * free. Take the global pool lock then to be able
+			 * to add it back to the lru list
+			 */
+			spin_lock(&pool->lock);
+			list_add(&page->lru, &pool->lru);
+			spin_unlock(&pool->lock);
+			z3fold_page_unlock(zhdr);
 		}
 
-		/*
-		 * Add to the beginning of LRU.
-		 * Pool lock has to be kept here to ensure the page has
-		 * not already been released
-		 */
-		list_add(&page->lru, &pool->lru);
+		/* We started off locked to we need to lock the pool back */
+		spin_lock(&pool->lock);
 	}
 	spin_unlock(&pool->lock);
 	return -EAGAIN;
diff --git a/net/9p/trans_common.c b/net/9p/trans_common.c
index 38aa634..b718db2 100644
--- a/net/9p/trans_common.c
+++ b/net/9p/trans_common.c
@@ -16,7 +16,7 @@
 #include <linux/module.h>
 
 /**
- *  p9_release_req_pages - Release pages after the transaction.
+ *  p9_release_pages - Release pages after the transaction.
  */
 void p9_release_pages(struct page **pages, int nr_pages)
 {
diff --git a/net/9p/trans_fd.c b/net/9p/trans_fd.c
index 0cfba91..848969f 100644
--- a/net/9p/trans_fd.c
+++ b/net/9p/trans_fd.c
@@ -1092,8 +1092,8 @@ static struct p9_trans_module p9_fd_trans = {
 };
 
 /**
- * p9_poll_proc - poll worker thread
- * @a: thread state and arguments
+ * p9_poll_workfn - poll worker thread
+ * @work: work queue
  *
  * polls all v9fs transports for new events and queues the appropriate
  * work to the work queue
diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 6d8e303..3d414ac 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -68,8 +68,6 @@
  * @pd: Protection Domain pointer
  * @qp: Queue Pair pointer
  * @cq: Completion Queue pointer
- * @dm_mr: DMA Memory Region pointer
- * @lkey: The local access only memory region key
  * @timeout: Number of uSecs to wait for connection management events
  * @privport: Whether a privileged port may be used
  * @port: The port to use
@@ -632,7 +630,7 @@ static int p9_rdma_bind_privport(struct p9_trans_rdma *rdma)
 }
 
 /**
- * trans_create_rdma - Transport method for creating atransport instance
+ * rdma_create_trans - Transport method for creating a transport instance
  * @client: client instance
  * @addr: IP address string
  * @args: Mount options string
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 3aa5a93..4d03722 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -60,7 +60,6 @@ static atomic_t vp_pinned = ATOMIC_INIT(0);
 
 /**
  * struct virtio_chan - per-instance transport information
- * @initialized: whether the channel is initialized
  * @inuse: whether the channel is in use
  * @lock: protects multiple elements within this structure
  * @client: client instance
@@ -385,8 +384,8 @@ static int p9_get_mapped_pages(struct virtio_chan *chan,
  * @uidata: user bffer that should be ued for zero copy read
  * @uodata: user buffer that shoud be user for zero copy write
  * @inlen: read buffer size
- * @olen: write buffer size
- * @hdrlen: reader header size, This is the size of response protocol data
+ * @outlen: write buffer size
+ * @in_hdr_len: reader header size, This is the size of response protocol data
  *
  */
 static int
diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c
index 086a4ab..0f19960 100644
--- a/net/9p/trans_xen.c
+++ b/net/9p/trans_xen.c
@@ -485,7 +485,7 @@ static int xen_9pfs_front_probe(struct xenbus_device *dev,
 
 static int xen_9pfs_front_resume(struct xenbus_device *dev)
 {
-	dev_warn(&dev->dev, "suspsend/resume unsupported\n");
+	dev_warn(&dev->dev, "suspend/resume unsupported\n");
 	return 0;
 }
 
diff --git a/net/atm/lec.c b/net/atm/lec.c
index 01d5d20..3138a86 100644
--- a/net/atm/lec.c
+++ b/net/atm/lec.c
@@ -41,6 +41,9 @@ static unsigned char bridge_ula_lec[] = { 0x01, 0x80, 0xc2, 0x00, 0x00 };
 #include <linux/module.h>
 #include <linux/init.h>
 
+/* Hardening for Spectre-v1 */
+#include <linux/nospec.h>
+
 #include "lec.h"
 #include "lec_arpc.h"
 #include "resources.h"
@@ -687,8 +690,10 @@ static int lec_vcc_attach(struct atm_vcc *vcc, void __user *arg)
 	bytes_left = copy_from_user(&ioc_data, arg, sizeof(struct atmlec_ioc));
 	if (bytes_left != 0)
 		pr_info("copy from user failed for %d bytes\n", bytes_left);
-	if (ioc_data.dev_num < 0 || ioc_data.dev_num >= MAX_LEC_ITF ||
-	    !dev_lec[ioc_data.dev_num])
+	if (ioc_data.dev_num < 0 || ioc_data.dev_num >= MAX_LEC_ITF)
+		return -EINVAL;
+	ioc_data.dev_num = array_index_nospec(ioc_data.dev_num, MAX_LEC_ITF);
+	if (!dev_lec[ioc_data.dev_num])
 		return -EINVAL;
 	vpriv = kmalloc(sizeof(struct lec_vcc_priv), GFP_KERNEL);
 	if (!vpriv)
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index ea2a6c9f..d2667e5 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -157,10 +157,12 @@ static void ceph_osd_data_bio_init(struct ceph_osd_data *osd_data,
 #endif /* CONFIG_BLOCK */
 
 static void ceph_osd_data_bvecs_init(struct ceph_osd_data *osd_data,
-				     struct ceph_bvec_iter *bvec_pos)
+				     struct ceph_bvec_iter *bvec_pos,
+				     u32 num_bvecs)
 {
 	osd_data->type = CEPH_OSD_DATA_TYPE_BVECS;
 	osd_data->bvec_pos = *bvec_pos;
+	osd_data->num_bvecs = num_bvecs;
 }
 
 #define osd_req_op_data(oreq, whch, typ, fld)				\
@@ -237,6 +239,22 @@ void osd_req_op_extent_osd_data_bio(struct ceph_osd_request *osd_req,
 EXPORT_SYMBOL(osd_req_op_extent_osd_data_bio);
 #endif /* CONFIG_BLOCK */
 
+void osd_req_op_extent_osd_data_bvecs(struct ceph_osd_request *osd_req,
+				      unsigned int which,
+				      struct bio_vec *bvecs, u32 num_bvecs,
+				      u32 bytes)
+{
+	struct ceph_osd_data *osd_data;
+	struct ceph_bvec_iter it = {
+		.bvecs = bvecs,
+		.iter = { .bi_size = bytes },
+	};
+
+	osd_data = osd_req_op_data(osd_req, which, extent, osd_data);
+	ceph_osd_data_bvecs_init(osd_data, &it, num_bvecs);
+}
+EXPORT_SYMBOL(osd_req_op_extent_osd_data_bvecs);
+
 void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req,
 					 unsigned int which,
 					 struct ceph_bvec_iter *bvec_pos)
@@ -244,7 +262,7 @@ void osd_req_op_extent_osd_data_bvec_pos(struct ceph_osd_request *osd_req,
 	struct ceph_osd_data *osd_data;
 
 	osd_data = osd_req_op_data(osd_req, which, extent, osd_data);
-	ceph_osd_data_bvecs_init(osd_data, bvec_pos);
+	ceph_osd_data_bvecs_init(osd_data, bvec_pos, 0);
 }
 EXPORT_SYMBOL(osd_req_op_extent_osd_data_bvec_pos);
 
@@ -287,7 +305,8 @@ EXPORT_SYMBOL(osd_req_op_cls_request_data_pages);
 
 void osd_req_op_cls_request_data_bvecs(struct ceph_osd_request *osd_req,
 				       unsigned int which,
-				       struct bio_vec *bvecs, u32 bytes)
+				       struct bio_vec *bvecs, u32 num_bvecs,
+				       u32 bytes)
 {
 	struct ceph_osd_data *osd_data;
 	struct ceph_bvec_iter it = {
@@ -296,7 +315,7 @@ void osd_req_op_cls_request_data_bvecs(struct ceph_osd_request *osd_req,
 	};
 
 	osd_data = osd_req_op_data(osd_req, which, cls, request_data);
-	ceph_osd_data_bvecs_init(osd_data, &it);
+	ceph_osd_data_bvecs_init(osd_data, &it, num_bvecs);
 	osd_req->r_ops[which].cls.indata_len += bytes;
 	osd_req->r_ops[which].indata_len += bytes;
 }
diff --git a/net/ieee802154/6lowpan/6lowpan_i.h b/net/ieee802154/6lowpan/6lowpan_i.h
index b8d95cb..44a7e16 100644
--- a/net/ieee802154/6lowpan/6lowpan_i.h
+++ b/net/ieee802154/6lowpan/6lowpan_i.h
@@ -20,8 +20,8 @@ typedef unsigned __bitwise lowpan_rx_result;
 struct frag_lowpan_compare_key {
 	u16 tag;
 	u16 d_size;
-	const struct ieee802154_addr src;
-	const struct ieee802154_addr dst;
+	struct ieee802154_addr src;
+	struct ieee802154_addr dst;
 };
 
 /* Equivalent of ipv4 struct ipq
diff --git a/net/ieee802154/6lowpan/reassembly.c b/net/ieee802154/6lowpan/reassembly.c
index 1790b65..2cc2241 100644
--- a/net/ieee802154/6lowpan/reassembly.c
+++ b/net/ieee802154/6lowpan/reassembly.c
@@ -75,14 +75,14 @@ fq_find(struct net *net, const struct lowpan_802154_cb *cb,
 {
 	struct netns_ieee802154_lowpan *ieee802154_lowpan =
 		net_ieee802154_lowpan(net);
-	struct frag_lowpan_compare_key key = {
-		.tag = cb->d_tag,
-		.d_size = cb->d_size,
-		.src = *src,
-		.dst = *dst,
-	};
+	struct frag_lowpan_compare_key key = {};
 	struct inet_frag_queue *q;
 
+	key.tag = cb->d_tag;
+	key.d_size = cb->d_size;
+	key.src = *src;
+	key.dst = *dst;
+
 	q = inet_frag_find(&ieee802154_lowpan->frags, &key);
 	if (!q)
 		return NULL;
@@ -372,7 +372,7 @@ int lowpan_frag_rcv(struct sk_buff *skb, u8 frag_type)
 	struct lowpan_frag_queue *fq;
 	struct net *net = dev_net(skb->dev);
 	struct lowpan_802154_cb *cb = lowpan_802154_cb(skb);
-	struct ieee802154_hdr hdr;
+	struct ieee802154_hdr hdr = {};
 	int err;
 
 	if (ieee802154_hdr_peek_addrs(skb, &hdr) < 0)
diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c
index 05e47d7..56a0106 100644
--- a/net/ipv4/ping.c
+++ b/net/ipv4/ping.c
@@ -775,8 +775,10 @@ static int ping_v4_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 	ipc.addr = faddr = daddr;
 
 	if (ipc.opt && ipc.opt->opt.srr) {
-		if (!daddr)
-			return -EINVAL;
+		if (!daddr) {
+			err = -EINVAL;
+			goto out_free;
+		}
 		faddr = ipc.opt->opt.faddr;
 	}
 	tos = get_rttos(&ipc, inet);
@@ -842,6 +844,7 @@ static int ping_v4_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 
 out:
 	ip_rt_put(rt);
+out_free:
 	if (free)
 		kfree(ipc.opt);
 	if (!err) {
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 1412a7b..29268ef 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1375,6 +1375,7 @@ static bool rt_bind_exception(struct rtable *rt, struct fib_nh_exception *fnhe,
 			fnhe->fnhe_gw = 0;
 			fnhe->fnhe_pmtu = 0;
 			fnhe->fnhe_expires = 0;
+			fnhe->fnhe_mtu_locked = false;
 			fnhe_flush_routes(fnhe);
 			orig = NULL;
 		}
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index 24b5c59..b61a770 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -401,9 +401,9 @@ static int compute_score(struct sock *sk, struct net *net,
 		bool dev_match = (sk->sk_bound_dev_if == dif ||
 				  sk->sk_bound_dev_if == sdif);
 
-		if (exact_dif && !dev_match)
+		if (!dev_match)
 			return -1;
-		if (sk->sk_bound_dev_if && dev_match)
+		if (sk->sk_bound_dev_if)
 			score += 4;
 	}
 
@@ -952,8 +952,10 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 	sock_tx_timestamp(sk, ipc.sockc.tsflags, &ipc.tx_flags);
 
 	if (ipc.opt && ipc.opt->opt.srr) {
-		if (!daddr)
-			return -EINVAL;
+		if (!daddr) {
+			err = -EINVAL;
+			goto out_free;
+		}
 		faddr = ipc.opt->opt.faddr;
 		connected = 0;
 	}
@@ -1074,6 +1076,7 @@ int udp_sendmsg(struct sock *sk, struct msghdr *msg, size_t len)
 
 out:
 	ip_rt_put(rt);
+out_free:
 	if (free)
 		kfree(ipc.opt);
 	if (!err)
diff --git a/net/ipv6/Kconfig b/net/ipv6/Kconfig
index 6794ddf..11e4e80 100644
--- a/net/ipv6/Kconfig
+++ b/net/ipv6/Kconfig
@@ -34,16 +34,15 @@
 	bool "IPv6: Route Information (RFC 4191) support"
 	depends on IPV6_ROUTER_PREF
 	---help---
-	  This is experimental support of Route Information.
+	  Support of Route Information.
 
 	  If unsure, say N.
 
 config IPV6_OPTIMISTIC_DAD
 	bool "IPv6: Enable RFC 4429 Optimistic DAD"
 	---help---
-	  This is experimental support for optimistic Duplicate
-	  Address Detection.  It allows for autoconfigured addresses
-	  to be used more quickly.
+	  Support for optimistic Duplicate Address Detection. It allows for
+	  autoconfigured addresses to be used more quickly.
 
 	  If unsure, say N.
 
@@ -280,7 +279,7 @@
 	depends on IPV6
 	select IP_MROUTE_COMMON
 	---help---
-	  Experimental support for IPv6 multicast forwarding.
+	  Support for IPv6 multicast forwarding.
 	  If unsure, say N.
 
 config IPV6_MROUTE_MULTIPLE_TABLES
diff --git a/net/ipv6/ip6_vti.c b/net/ipv6/ip6_vti.c
index c214ffe..ca957dd 100644
--- a/net/ipv6/ip6_vti.c
+++ b/net/ipv6/ip6_vti.c
@@ -669,7 +669,7 @@ static void vti6_link_config(struct ip6_tnl *t, bool keep_mtu)
 	else
 		mtu = ETH_DATA_LEN - LL_MAX_HEADER - sizeof(struct ipv6hdr);
 
-	dev->mtu = max_t(int, mtu, IPV6_MIN_MTU);
+	dev->mtu = max_t(int, mtu, IPV4_MIN_MTU);
 }
 
 /**
@@ -881,7 +881,7 @@ static void vti6_dev_setup(struct net_device *dev)
 	dev->priv_destructor = vti6_dev_free;
 
 	dev->type = ARPHRD_TUNNEL6;
-	dev->min_mtu = IPV6_MIN_MTU;
+	dev->min_mtu = IPV4_MIN_MTU;
 	dev->max_mtu = IP_MAX_MTU - sizeof(struct ipv6hdr);
 	dev->flags |= IFF_NOARP;
 	dev->addr_len = sizeof(struct in6_addr);
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 4ec76a8..ea07300 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -148,9 +148,9 @@ static int compute_score(struct sock *sk, struct net *net,
 		bool dev_match = (sk->sk_bound_dev_if == dif ||
 				  sk->sk_bound_dev_if == sdif);
 
-		if (exact_dif && !dev_match)
+		if (!dev_match)
 			return -1;
-		if (sk->sk_bound_dev_if && dev_match)
+		if (sk->sk_bound_dev_if)
 			score++;
 	}
 
diff --git a/net/ipv6/xfrm6_tunnel.c b/net/ipv6/xfrm6_tunnel.c
index f85f0d7..4a46df8 100644
--- a/net/ipv6/xfrm6_tunnel.c
+++ b/net/ipv6/xfrm6_tunnel.c
@@ -341,6 +341,9 @@ static void __net_exit xfrm6_tunnel_net_exit(struct net *net)
 	struct xfrm6_tunnel_net *xfrm6_tn = xfrm6_tunnel_pernet(net);
 	unsigned int i;
 
+	xfrm_state_flush(net, IPSEC_PROTO_ANY, false);
+	xfrm_flush_gc();
+
 	for (i = 0; i < XFRM6_TUNNEL_SPI_BYADDR_HSIZE; i++)
 		WARN_ON_ONCE(!hlist_empty(&xfrm6_tn->spi_byaddr[i]));
 
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 7e2e718..e62e52e 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -437,6 +437,24 @@ static int verify_address_len(const void *p)
 	return 0;
 }
 
+static inline int sadb_key_len(const struct sadb_key *key)
+{
+	int key_bytes = DIV_ROUND_UP(key->sadb_key_bits, 8);
+
+	return DIV_ROUND_UP(sizeof(struct sadb_key) + key_bytes,
+			    sizeof(uint64_t));
+}
+
+static int verify_key_len(const void *p)
+{
+	const struct sadb_key *key = p;
+
+	if (sadb_key_len(key) > key->sadb_key_len)
+		return -EINVAL;
+
+	return 0;
+}
+
 static inline int pfkey_sec_ctx_len(const struct sadb_x_sec_ctx *sec_ctx)
 {
 	return DIV_ROUND_UP(sizeof(struct sadb_x_sec_ctx) +
@@ -533,16 +551,25 @@ static int parse_exthdrs(struct sk_buff *skb, const struct sadb_msg *hdr, void *
 				return -EINVAL;
 			if (ext_hdrs[ext_type-1] != NULL)
 				return -EINVAL;
-			if (ext_type == SADB_EXT_ADDRESS_SRC ||
-			    ext_type == SADB_EXT_ADDRESS_DST ||
-			    ext_type == SADB_EXT_ADDRESS_PROXY ||
-			    ext_type == SADB_X_EXT_NAT_T_OA) {
+			switch (ext_type) {
+			case SADB_EXT_ADDRESS_SRC:
+			case SADB_EXT_ADDRESS_DST:
+			case SADB_EXT_ADDRESS_PROXY:
+			case SADB_X_EXT_NAT_T_OA:
 				if (verify_address_len(p))
 					return -EINVAL;
-			}
-			if (ext_type == SADB_X_EXT_SEC_CTX) {
+				break;
+			case SADB_X_EXT_SEC_CTX:
 				if (verify_sec_ctx_len(p))
 					return -EINVAL;
+				break;
+			case SADB_EXT_KEY_AUTH:
+			case SADB_EXT_KEY_ENCRYPT:
+				if (verify_key_len(p))
+					return -EINVAL;
+				break;
+			default:
+				break;
 			}
 			ext_hdrs[ext_type-1] = (void *) p;
 		}
@@ -1104,14 +1131,12 @@ static struct xfrm_state * pfkey_msg2xfrm_state(struct net *net,
 	key = ext_hdrs[SADB_EXT_KEY_AUTH - 1];
 	if (key != NULL &&
 	    sa->sadb_sa_auth != SADB_X_AALG_NULL &&
-	    ((key->sadb_key_bits+7) / 8 == 0 ||
-	     (key->sadb_key_bits+7) / 8 > key->sadb_key_len * sizeof(uint64_t)))
+	    key->sadb_key_bits == 0)
 		return ERR_PTR(-EINVAL);
 	key = ext_hdrs[SADB_EXT_KEY_ENCRYPT-1];
 	if (key != NULL &&
 	    sa->sadb_sa_encrypt != SADB_EALG_NULL &&
-	    ((key->sadb_key_bits+7) / 8 == 0 ||
-	     (key->sadb_key_bits+7) / 8 > key->sadb_key_len * sizeof(uint64_t)))
+	    key->sadb_key_bits == 0)
 		return ERR_PTR(-EINVAL);
 
 	x = xfrm_state_alloc(net);
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index cb80ebb..1beeea9 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -930,6 +930,9 @@ static int llc_ui_sendmsg(struct socket *sock, struct msghdr *msg, size_t len)
 	if (size > llc->dev->mtu)
 		size = llc->dev->mtu;
 	copied = size - hdrlen;
+	rc = -EINVAL;
+	if (copied < 0)
+		goto release;
 	release_sock(sk);
 	skb = sock_alloc_send_skb(sk, size, noblock, &rc);
 	lock_sock(sk);
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index 595c662..ac42952 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -8,6 +8,7 @@
  * Copyright 2007, Michael Wu <flamingice@sourmilk.net>
  * Copyright 2007-2010, Intel Corporation
  * Copyright(c) 2015-2017 Intel Deutschland GmbH
+ * Copyright (C) 2018 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -970,6 +971,9 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
 
 		sta->ampdu_mlme.addba_req_num[tid] = 0;
 
+		tid_tx->timeout =
+			le16_to_cpu(mgmt->u.action.u.addba_resp.timeout);
+
 		if (tid_tx->timeout) {
 			mod_timer(&tid_tx->session_timer,
 				  TU_TO_EXP_TIME(tid_tx->timeout));
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 69449db..2330687 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -36,6 +36,7 @@
 #define IEEE80211_AUTH_TIMEOUT		(HZ / 5)
 #define IEEE80211_AUTH_TIMEOUT_LONG	(HZ / 2)
 #define IEEE80211_AUTH_TIMEOUT_SHORT	(HZ / 10)
+#define IEEE80211_AUTH_TIMEOUT_SAE	(HZ * 2)
 #define IEEE80211_AUTH_MAX_TRIES	3
 #define IEEE80211_AUTH_WAIT_ASSOC	(HZ * 5)
 #define IEEE80211_ASSOC_TIMEOUT		(HZ / 5)
@@ -1787,7 +1788,7 @@ static bool ieee80211_sta_wmm_params(struct ieee80211_local *local,
 		params[ac].acm = acm;
 		params[ac].uapsd = uapsd;
 
-		if (params->cw_min == 0 ||
+		if (params[ac].cw_min == 0 ||
 		    params[ac].cw_min > params[ac].cw_max) {
 			sdata_info(sdata,
 				   "AP has invalid WMM params (CWmin/max=%d/%d for ACI %d), using defaults\n",
@@ -3814,16 +3815,19 @@ static int ieee80211_auth(struct ieee80211_sub_if_data *sdata)
 			    tx_flags);
 
 	if (tx_flags == 0) {
-		auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
-		auth_data->timeout_started = true;
-		run_again(sdata, auth_data->timeout);
+		if (auth_data->algorithm == WLAN_AUTH_SAE)
+			auth_data->timeout = jiffies +
+				IEEE80211_AUTH_TIMEOUT_SAE;
+		else
+			auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
 	} else {
 		auth_data->timeout =
 			round_jiffies_up(jiffies + IEEE80211_AUTH_TIMEOUT_LONG);
-		auth_data->timeout_started = true;
-		run_again(sdata, auth_data->timeout);
 	}
 
+	auth_data->timeout_started = true;
+	run_again(sdata, auth_data->timeout);
+
 	return 0;
 }
 
@@ -3894,8 +3898,15 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata)
 		ifmgd->status_received = false;
 		if (ifmgd->auth_data && ieee80211_is_auth(fc)) {
 			if (status_acked) {
-				ifmgd->auth_data->timeout =
-					jiffies + IEEE80211_AUTH_TIMEOUT_SHORT;
+				if (ifmgd->auth_data->algorithm ==
+				    WLAN_AUTH_SAE)
+					ifmgd->auth_data->timeout =
+						jiffies +
+						IEEE80211_AUTH_TIMEOUT_SAE;
+				else
+					ifmgd->auth_data->timeout =
+						jiffies +
+						IEEE80211_AUTH_TIMEOUT_SHORT;
 				run_again(sdata, ifmgd->auth_data->timeout);
 			} else {
 				ifmgd->auth_data->timeout = jiffies - 1;
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 535de31..05a265c 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -4,6 +4,7 @@
  * Copyright 2006-2007	Jiri Benc <jbenc@suse.cz>
  * Copyright 2007	Johannes Berg <johannes@sipsolutions.net>
  * Copyright 2013-2014  Intel Mobile Communications GmbH
+ * Copyright (C) 2018 Intel Corporation
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -1135,7 +1136,7 @@ static bool ieee80211_tx_prep_agg(struct ieee80211_tx_data *tx,
 	}
 
 	/* reset session timer */
-	if (reset_agg_timer && tid_tx->timeout)
+	if (reset_agg_timer)
 		tid_tx->last_tx = jiffies;
 
 	return queued;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 55342c4..2e2dd88 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -2606,13 +2606,13 @@ static int netlink_seq_show(struct seq_file *seq, void *v)
 {
 	if (v == SEQ_START_TOKEN) {
 		seq_puts(seq,
-			 "sk       Eth Pid    Groups   "
-			 "Rmem     Wmem     Dump     Locks     Drops     Inode\n");
+			 "sk               Eth Pid        Groups   "
+			 "Rmem     Wmem     Dump  Locks    Drops    Inode\n");
 	} else {
 		struct sock *s = v;
 		struct netlink_sock *nlk = nlk_sk(s);
 
-		seq_printf(seq, "%pK %-3d %-6u %08x %-8d %-8d %d %-8d %-8d %-8lu\n",
+		seq_printf(seq, "%pK %-3d %-10u %08x %-8d %-8d %-5d %-8d %-8d %-8lu\n",
 			   s,
 			   s->sk_protocol,
 			   nlk->portid,
diff --git a/net/nsh/nsh.c b/net/nsh/nsh.c
index d7da99a..9696ef9 100644
--- a/net/nsh/nsh.c
+++ b/net/nsh/nsh.c
@@ -57,6 +57,8 @@ int nsh_pop(struct sk_buff *skb)
 		return -ENOMEM;
 	nh = (struct nshhdr *)(skb->data);
 	length = nsh_hdr_len(nh);
+	if (length < NSH_BASE_HDR_LEN)
+		return -EINVAL;
 	inner_proto = tun_p_to_eth_p(nh->np);
 	if (!pskb_may_pull(skb, length))
 		return -ENOMEM;
@@ -90,6 +92,8 @@ static struct sk_buff *nsh_gso_segment(struct sk_buff *skb,
 	if (unlikely(!pskb_may_pull(skb, NSH_BASE_HDR_LEN)))
 		goto out;
 	nsh_len = nsh_hdr_len(nsh_hdr(skb));
+	if (nsh_len < NSH_BASE_HDR_LEN)
+		goto out;
 	if (unlikely(!pskb_may_pull(skb, nsh_len)))
 		goto out;
 
diff --git a/net/openvswitch/flow_netlink.c b/net/openvswitch/flow_netlink.c
index 7322aa1..492ab0c 100644
--- a/net/openvswitch/flow_netlink.c
+++ b/net/openvswitch/flow_netlink.c
@@ -1712,13 +1712,10 @@ static void nlattr_set(struct nlattr *attr, u8 val,
 
 	/* The nlattr stream should already have been validated */
 	nla_for_each_nested(nla, attr, rem) {
-		if (tbl[nla_type(nla)].len == OVS_ATTR_NESTED) {
-			if (tbl[nla_type(nla)].next)
-				tbl = tbl[nla_type(nla)].next;
-			nlattr_set(nla, val, tbl);
-		} else {
+		if (tbl[nla_type(nla)].len == OVS_ATTR_NESTED)
+			nlattr_set(nla, val, tbl[nla_type(nla)].next ? : tbl);
+		else
 			memset(nla_data(nla), val, nla_len(nla));
-		}
 
 		if (nla_type(nla) == OVS_KEY_ATTR_CT_STATE)
 			*(u32 *)nla_data(nla) &= CT_SUPPORTED_MASK;
diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
index 41bd496..00192a9 100644
--- a/net/rfkill/rfkill-gpio.c
+++ b/net/rfkill/rfkill-gpio.c
@@ -137,13 +137,18 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
 
 	ret = rfkill_register(rfkill->rfkill_dev);
 	if (ret < 0)
-		return ret;
+		goto err_destroy;
 
 	platform_set_drvdata(pdev, rfkill);
 
 	dev_info(&pdev->dev, "%s device registered.\n", rfkill->name);
 
 	return 0;
+
+err_destroy:
+	rfkill_destroy(rfkill->rfkill_dev);
+
+	return ret;
 }
 
 static int rfkill_gpio_remove(struct platform_device *pdev)
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index 9a2c8e7..2b46304 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -313,7 +313,7 @@ struct rxrpc_call *rxrpc_kernel_begin_call(struct socket *sock,
 	memset(&cp, 0, sizeof(cp));
 	cp.local		= rx->local;
 	cp.key			= key;
-	cp.security_level	= 0;
+	cp.security_level	= rx->min_sec_level;
 	cp.exclusive		= false;
 	cp.upgrade		= upgrade;
 	cp.service_id		= srx->srx_service;
diff --git a/net/rxrpc/ar-internal.h b/net/rxrpc/ar-internal.h
index 90d7079..19975d2 100644
--- a/net/rxrpc/ar-internal.h
+++ b/net/rxrpc/ar-internal.h
@@ -476,6 +476,7 @@ enum rxrpc_call_flag {
 	RXRPC_CALL_SEND_PING,		/* A ping will need to be sent */
 	RXRPC_CALL_PINGING,		/* Ping in process */
 	RXRPC_CALL_RETRANS_TIMEOUT,	/* Retransmission due to timeout occurred */
+	RXRPC_CALL_BEGAN_RX_TIMER,	/* We began the expect_rx_by timer */
 };
 
 /*
diff --git a/net/rxrpc/conn_event.c b/net/rxrpc/conn_event.c
index c717152..1350f1b 100644
--- a/net/rxrpc/conn_event.c
+++ b/net/rxrpc/conn_event.c
@@ -40,7 +40,7 @@ static void rxrpc_conn_retransmit_call(struct rxrpc_connection *conn,
 	} __attribute__((packed)) pkt;
 	struct rxrpc_ackinfo ack_info;
 	size_t len;
-	int ioc;
+	int ret, ioc;
 	u32 serial, mtu, call_id, padding;
 
 	_enter("%d", conn->debug_id);
@@ -135,10 +135,13 @@ static void rxrpc_conn_retransmit_call(struct rxrpc_connection *conn,
 		break;
 	}
 
-	kernel_sendmsg(conn->params.local->socket, &msg, iov, ioc, len);
+	ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, ioc, len);
 	conn->params.peer->last_tx_at = ktime_get_real();
+	if (ret < 0)
+		trace_rxrpc_tx_fail(conn->debug_id, serial, ret,
+				    rxrpc_tx_fail_call_final_resend);
+
 	_leave("");
-	return;
 }
 
 /*
@@ -236,6 +239,8 @@ static int rxrpc_abort_connection(struct rxrpc_connection *conn,
 
 	ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
 	if (ret < 0) {
+		trace_rxrpc_tx_fail(conn->debug_id, serial, ret,
+				    rxrpc_tx_fail_conn_abort);
 		_debug("sendmsg failed: %d", ret);
 		return -EAGAIN;
 	}
diff --git a/net/rxrpc/input.c b/net/rxrpc/input.c
index 0410d22..b5fd638 100644
--- a/net/rxrpc/input.c
+++ b/net/rxrpc/input.c
@@ -971,7 +971,7 @@ static void rxrpc_input_call_packet(struct rxrpc_call *call,
 	if (timo) {
 		unsigned long now = jiffies, expect_rx_by;
 
-		expect_rx_by = jiffies + timo;
+		expect_rx_by = now + timo;
 		WRITE_ONCE(call->expect_rx_by, expect_rx_by);
 		rxrpc_reduce_call_timer(call, expect_rx_by, now,
 					rxrpc_timer_set_for_normal);
diff --git a/net/rxrpc/local_event.c b/net/rxrpc/local_event.c
index 93b5d91..8325f1b 100644
--- a/net/rxrpc/local_event.c
+++ b/net/rxrpc/local_event.c
@@ -71,7 +71,8 @@ static void rxrpc_send_version_request(struct rxrpc_local *local,
 
 	ret = kernel_sendmsg(local->socket, &msg, iov, 2, len);
 	if (ret < 0)
-		_debug("sendmsg failed: %d", ret);
+		trace_rxrpc_tx_fail(local->debug_id, 0, ret,
+				    rxrpc_tx_fail_version_reply);
 
 	_leave("");
 }
diff --git a/net/rxrpc/local_object.c b/net/rxrpc/local_object.c
index 8b54e95..b493e6b 100644
--- a/net/rxrpc/local_object.c
+++ b/net/rxrpc/local_object.c
@@ -134,22 +134,49 @@ static int rxrpc_open_socket(struct rxrpc_local *local, struct net *net)
 		}
 	}
 
-	/* we want to receive ICMP errors */
-	opt = 1;
-	ret = kernel_setsockopt(local->socket, SOL_IP, IP_RECVERR,
-				(char *) &opt, sizeof(opt));
-	if (ret < 0) {
-		_debug("setsockopt failed");
-		goto error;
-	}
+	switch (local->srx.transport.family) {
+	case AF_INET:
+		/* we want to receive ICMP errors */
+		opt = 1;
+		ret = kernel_setsockopt(local->socket, SOL_IP, IP_RECVERR,
+					(char *) &opt, sizeof(opt));
+		if (ret < 0) {
+			_debug("setsockopt failed");
+			goto error;
+		}
 
-	/* we want to set the don't fragment bit */
-	opt = IP_PMTUDISC_DO;
-	ret = kernel_setsockopt(local->socket, SOL_IP, IP_MTU_DISCOVER,
-				(char *) &opt, sizeof(opt));
-	if (ret < 0) {
-		_debug("setsockopt failed");
-		goto error;
+		/* we want to set the don't fragment bit */
+		opt = IP_PMTUDISC_DO;
+		ret = kernel_setsockopt(local->socket, SOL_IP, IP_MTU_DISCOVER,
+					(char *) &opt, sizeof(opt));
+		if (ret < 0) {
+			_debug("setsockopt failed");
+			goto error;
+		}
+		break;
+
+	case AF_INET6:
+		/* we want to receive ICMP errors */
+		opt = 1;
+		ret = kernel_setsockopt(local->socket, SOL_IPV6, IPV6_RECVERR,
+					(char *) &opt, sizeof(opt));
+		if (ret < 0) {
+			_debug("setsockopt failed");
+			goto error;
+		}
+
+		/* we want to set the don't fragment bit */
+		opt = IPV6_PMTUDISC_DO;
+		ret = kernel_setsockopt(local->socket, SOL_IPV6, IPV6_MTU_DISCOVER,
+					(char *) &opt, sizeof(opt));
+		if (ret < 0) {
+			_debug("setsockopt failed");
+			goto error;
+		}
+		break;
+
+	default:
+		BUG();
 	}
 
 	/* set the socket up */
diff --git a/net/rxrpc/output.c b/net/rxrpc/output.c
index 7f1fc04..f03de1c 100644
--- a/net/rxrpc/output.c
+++ b/net/rxrpc/output.c
@@ -210,6 +210,9 @@ int rxrpc_send_ack_packet(struct rxrpc_call *call, bool ping,
 	if (ping)
 		call->ping_time = now;
 	conn->params.peer->last_tx_at = ktime_get_real();
+	if (ret < 0)
+		trace_rxrpc_tx_fail(call->debug_id, serial, ret,
+				    rxrpc_tx_fail_call_ack);
 
 	if (call->state < RXRPC_CALL_COMPLETE) {
 		if (ret < 0) {
@@ -294,6 +297,10 @@ int rxrpc_send_abort_packet(struct rxrpc_call *call)
 	ret = kernel_sendmsg(conn->params.local->socket,
 			     &msg, iov, 1, sizeof(pkt));
 	conn->params.peer->last_tx_at = ktime_get_real();
+	if (ret < 0)
+		trace_rxrpc_tx_fail(call->debug_id, serial, ret,
+				    rxrpc_tx_fail_call_abort);
+
 
 	rxrpc_put_connection(conn);
 	return ret;
@@ -387,6 +394,9 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
 	conn->params.peer->last_tx_at = ktime_get_real();
 
 	up_read(&conn->params.local->defrag_sem);
+	if (ret < 0)
+		trace_rxrpc_tx_fail(call->debug_id, serial, ret,
+				    rxrpc_tx_fail_call_data_nofrag);
 	if (ret == -EMSGSIZE)
 		goto send_fragmentable;
 
@@ -414,6 +424,17 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
 							rxrpc_timer_set_for_lost_ack);
 			}
 		}
+
+		if (sp->hdr.seq == 1 &&
+		    !test_and_set_bit(RXRPC_CALL_BEGAN_RX_TIMER,
+				      &call->flags)) {
+			unsigned long nowj = jiffies, expect_rx_by;
+
+			expect_rx_by = nowj + call->next_rx_timo;
+			WRITE_ONCE(call->expect_rx_by, expect_rx_by);
+			rxrpc_reduce_call_timer(call, expect_rx_by, nowj,
+						rxrpc_timer_set_for_normal);
+		}
 	}
 
 	rxrpc_set_keepalive(call);
@@ -465,6 +486,10 @@ int rxrpc_send_data_packet(struct rxrpc_call *call, struct sk_buff *skb,
 #endif
 	}
 
+	if (ret < 0)
+		trace_rxrpc_tx_fail(call->debug_id, serial, ret,
+				    rxrpc_tx_fail_call_data_frag);
+
 	up_write(&conn->params.local->defrag_sem);
 	goto done;
 }
@@ -482,6 +507,7 @@ void rxrpc_reject_packets(struct rxrpc_local *local)
 	struct kvec iov[2];
 	size_t size;
 	__be32 code;
+	int ret;
 
 	_enter("%d", local->debug_id);
 
@@ -516,7 +542,10 @@ void rxrpc_reject_packets(struct rxrpc_local *local)
 			whdr.flags	^= RXRPC_CLIENT_INITIATED;
 			whdr.flags	&= RXRPC_CLIENT_INITIATED;
 
-			kernel_sendmsg(local->socket, &msg, iov, 2, size);
+			ret = kernel_sendmsg(local->socket, &msg, iov, 2, size);
+			if (ret < 0)
+				trace_rxrpc_tx_fail(local->debug_id, 0, ret,
+						    rxrpc_tx_fail_reject);
 		}
 
 		rxrpc_free_skb(skb, rxrpc_skb_rx_freed);
@@ -567,7 +596,8 @@ void rxrpc_send_keepalive(struct rxrpc_peer *peer)
 
 	ret = kernel_sendmsg(peer->local->socket, &msg, iov, 2, len);
 	if (ret < 0)
-		_debug("sendmsg failed: %d", ret);
+		trace_rxrpc_tx_fail(peer->debug_id, 0, ret,
+				    rxrpc_tx_fail_version_keepalive);
 
 	peer->last_tx_at = ktime_get_real();
 	_leave("");
diff --git a/net/rxrpc/peer_event.c b/net/rxrpc/peer_event.c
index 78c2f95..0ed8b65 100644
--- a/net/rxrpc/peer_event.c
+++ b/net/rxrpc/peer_event.c
@@ -28,39 +28,39 @@ static void rxrpc_store_error(struct rxrpc_peer *, struct sock_exterr_skb *);
  * Find the peer associated with an ICMP packet.
  */
 static struct rxrpc_peer *rxrpc_lookup_peer_icmp_rcu(struct rxrpc_local *local,
-						     const struct sk_buff *skb)
+						     const struct sk_buff *skb,
+						     struct sockaddr_rxrpc *srx)
 {
 	struct sock_exterr_skb *serr = SKB_EXT_ERR(skb);
-	struct sockaddr_rxrpc srx;
 
 	_enter("");
 
-	memset(&srx, 0, sizeof(srx));
-	srx.transport_type = local->srx.transport_type;
-	srx.transport_len = local->srx.transport_len;
-	srx.transport.family = local->srx.transport.family;
+	memset(srx, 0, sizeof(*srx));
+	srx->transport_type = local->srx.transport_type;
+	srx->transport_len = local->srx.transport_len;
+	srx->transport.family = local->srx.transport.family;
 
 	/* Can we see an ICMP4 packet on an ICMP6 listening socket?  and vice
 	 * versa?
 	 */
-	switch (srx.transport.family) {
+	switch (srx->transport.family) {
 	case AF_INET:
-		srx.transport.sin.sin_port = serr->port;
+		srx->transport.sin.sin_port = serr->port;
 		switch (serr->ee.ee_origin) {
 		case SO_EE_ORIGIN_ICMP:
 			_net("Rx ICMP");
-			memcpy(&srx.transport.sin.sin_addr,
+			memcpy(&srx->transport.sin.sin_addr,
 			       skb_network_header(skb) + serr->addr_offset,
 			       sizeof(struct in_addr));
 			break;
 		case SO_EE_ORIGIN_ICMP6:
 			_net("Rx ICMP6 on v4 sock");
-			memcpy(&srx.transport.sin.sin_addr,
+			memcpy(&srx->transport.sin.sin_addr,
 			       skb_network_header(skb) + serr->addr_offset + 12,
 			       sizeof(struct in_addr));
 			break;
 		default:
-			memcpy(&srx.transport.sin.sin_addr, &ip_hdr(skb)->saddr,
+			memcpy(&srx->transport.sin.sin_addr, &ip_hdr(skb)->saddr,
 			       sizeof(struct in_addr));
 			break;
 		}
@@ -68,25 +68,25 @@ static struct rxrpc_peer *rxrpc_lookup_peer_icmp_rcu(struct rxrpc_local *local,
 
 #ifdef CONFIG_AF_RXRPC_IPV6
 	case AF_INET6:
-		srx.transport.sin6.sin6_port = serr->port;
+		srx->transport.sin6.sin6_port = serr->port;
 		switch (serr->ee.ee_origin) {
 		case SO_EE_ORIGIN_ICMP6:
 			_net("Rx ICMP6");
-			memcpy(&srx.transport.sin6.sin6_addr,
+			memcpy(&srx->transport.sin6.sin6_addr,
 			       skb_network_header(skb) + serr->addr_offset,
 			       sizeof(struct in6_addr));
 			break;
 		case SO_EE_ORIGIN_ICMP:
 			_net("Rx ICMP on v6 sock");
-			srx.transport.sin6.sin6_addr.s6_addr32[0] = 0;
-			srx.transport.sin6.sin6_addr.s6_addr32[1] = 0;
-			srx.transport.sin6.sin6_addr.s6_addr32[2] = htonl(0xffff);
-			memcpy(srx.transport.sin6.sin6_addr.s6_addr + 12,
+			srx->transport.sin6.sin6_addr.s6_addr32[0] = 0;
+			srx->transport.sin6.sin6_addr.s6_addr32[1] = 0;
+			srx->transport.sin6.sin6_addr.s6_addr32[2] = htonl(0xffff);
+			memcpy(srx->transport.sin6.sin6_addr.s6_addr + 12,
 			       skb_network_header(skb) + serr->addr_offset,
 			       sizeof(struct in_addr));
 			break;
 		default:
-			memcpy(&srx.transport.sin6.sin6_addr,
+			memcpy(&srx->transport.sin6.sin6_addr,
 			       &ipv6_hdr(skb)->saddr,
 			       sizeof(struct in6_addr));
 			break;
@@ -98,7 +98,7 @@ static struct rxrpc_peer *rxrpc_lookup_peer_icmp_rcu(struct rxrpc_local *local,
 		BUG();
 	}
 
-	return rxrpc_lookup_peer_rcu(local, &srx);
+	return rxrpc_lookup_peer_rcu(local, srx);
 }
 
 /*
@@ -146,6 +146,7 @@ static void rxrpc_adjust_mtu(struct rxrpc_peer *peer, struct sock_exterr_skb *se
 void rxrpc_error_report(struct sock *sk)
 {
 	struct sock_exterr_skb *serr;
+	struct sockaddr_rxrpc srx;
 	struct rxrpc_local *local = sk->sk_user_data;
 	struct rxrpc_peer *peer;
 	struct sk_buff *skb;
@@ -166,7 +167,7 @@ void rxrpc_error_report(struct sock *sk)
 	}
 
 	rcu_read_lock();
-	peer = rxrpc_lookup_peer_icmp_rcu(local, skb);
+	peer = rxrpc_lookup_peer_icmp_rcu(local, skb, &srx);
 	if (peer && !rxrpc_get_peer_maybe(peer))
 		peer = NULL;
 	if (!peer) {
@@ -176,6 +177,8 @@ void rxrpc_error_report(struct sock *sk)
 		return;
 	}
 
+	trace_rxrpc_rx_icmp(peer, &serr->ee, &srx);
+
 	if ((serr->ee.ee_origin == SO_EE_ORIGIN_ICMP &&
 	     serr->ee.ee_type == ICMP_DEST_UNREACH &&
 	     serr->ee.ee_code == ICMP_FRAG_NEEDED)) {
@@ -209,9 +212,6 @@ static void rxrpc_store_error(struct rxrpc_peer *peer,
 
 	ee = &serr->ee;
 
-	_net("Rx Error o=%d t=%d c=%d e=%d",
-	     ee->ee_origin, ee->ee_type, ee->ee_code, ee->ee_errno);
-
 	err = ee->ee_errno;
 
 	switch (ee->ee_origin) {
diff --git a/net/rxrpc/rxkad.c b/net/rxrpc/rxkad.c
index 588fea0..6c0ae27 100644
--- a/net/rxrpc/rxkad.c
+++ b/net/rxrpc/rxkad.c
@@ -664,7 +664,8 @@ static int rxkad_issue_challenge(struct rxrpc_connection *conn)
 
 	ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 2, len);
 	if (ret < 0) {
-		_debug("sendmsg failed: %d", ret);
+		trace_rxrpc_tx_fail(conn->debug_id, serial, ret,
+				    rxrpc_tx_fail_conn_challenge);
 		return -EAGAIN;
 	}
 
@@ -719,7 +720,8 @@ static int rxkad_send_response(struct rxrpc_connection *conn,
 
 	ret = kernel_sendmsg(conn->params.local->socket, &msg, iov, 3, len);
 	if (ret < 0) {
-		_debug("sendmsg failed: %d", ret);
+		trace_rxrpc_tx_fail(conn->debug_id, serial, ret,
+				    rxrpc_tx_fail_conn_response);
 		return -EAGAIN;
 	}
 
diff --git a/net/rxrpc/sendmsg.c b/net/rxrpc/sendmsg.c
index 206e802..be01f9c 100644
--- a/net/rxrpc/sendmsg.c
+++ b/net/rxrpc/sendmsg.c
@@ -223,6 +223,15 @@ static void rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call,
 
 	ret = rxrpc_send_data_packet(call, skb, false);
 	if (ret < 0) {
+		switch (ret) {
+		case -ENETUNREACH:
+		case -EHOSTUNREACH:
+		case -ECONNREFUSED:
+			rxrpc_set_call_completion(call,
+						  RXRPC_CALL_LOCAL_ERROR,
+						  0, ret);
+			goto out;
+		}
 		_debug("need instant resend %d", ret);
 		rxrpc_instant_resend(call, ix);
 	} else {
@@ -241,6 +250,7 @@ static void rxrpc_queue_packet(struct rxrpc_sock *rx, struct rxrpc_call *call,
 					rxrpc_timer_set_for_send);
 	}
 
+out:
 	rxrpc_free_skb(skb, rxrpc_skb_tx_freed);
 	_leave("");
 }
diff --git a/net/sched/act_skbedit.c b/net/sched/act_skbedit.c
index ddf69fc..6138d1d7 100644
--- a/net/sched/act_skbedit.c
+++ b/net/sched/act_skbedit.c
@@ -121,7 +121,8 @@ static int tcf_skbedit_init(struct net *net, struct nlattr *nla,
 		return 0;
 
 	if (!flags) {
-		tcf_idr_release(*a, bind);
+		if (exists)
+			tcf_idr_release(*a, bind);
 		return -EINVAL;
 	}
 
diff --git a/net/sched/act_skbmod.c b/net/sched/act_skbmod.c
index bbcbdce..ad050d7 100644
--- a/net/sched/act_skbmod.c
+++ b/net/sched/act_skbmod.c
@@ -131,8 +131,11 @@ static int tcf_skbmod_init(struct net *net, struct nlattr *nla,
 	if (exists && bind)
 		return 0;
 
-	if (!lflags)
+	if (!lflags) {
+		if (exists)
+			tcf_idr_release(*a, bind);
 		return -EINVAL;
+	}
 
 	if (!exists) {
 		ret = tcf_idr_create(tn, parm->index, est, a,
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index b66754f..963e4bf 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -152,8 +152,8 @@ static struct tcf_proto *tcf_proto_create(const char *kind, u32 protocol,
 			NL_SET_ERR_MSG(extack, "TC classifier not found");
 			err = -ENOENT;
 		}
-		goto errout;
 #endif
+		goto errout;
 	}
 	tp->classify = tp->ops->classify;
 	tp->protocol = protocol;
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 837806d..a47179d 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1024,8 +1024,9 @@ static void sctp_assoc_bh_rcv(struct work_struct *work)
 	struct sctp_endpoint *ep;
 	struct sctp_chunk *chunk;
 	struct sctp_inq *inqueue;
-	int state;
+	int first_time = 1;	/* is this the first time through the loop */
 	int error = 0;
+	int state;
 
 	/* The association should be held so we should be safe. */
 	ep = asoc->ep;
@@ -1036,6 +1037,30 @@ static void sctp_assoc_bh_rcv(struct work_struct *work)
 		state = asoc->state;
 		subtype = SCTP_ST_CHUNK(chunk->chunk_hdr->type);
 
+		/* If the first chunk in the packet is AUTH, do special
+		 * processing specified in Section 6.3 of SCTP-AUTH spec
+		 */
+		if (first_time && subtype.chunk == SCTP_CID_AUTH) {
+			struct sctp_chunkhdr *next_hdr;
+
+			next_hdr = sctp_inq_peek(inqueue);
+			if (!next_hdr)
+				goto normal;
+
+			/* If the next chunk is COOKIE-ECHO, skip the AUTH
+			 * chunk while saving a pointer to it so we can do
+			 * Authentication later (during cookie-echo
+			 * processing).
+			 */
+			if (next_hdr->type == SCTP_CID_COOKIE_ECHO) {
+				chunk->auth_chunk = skb_clone(chunk->skb,
+							      GFP_ATOMIC);
+				chunk->auth = 1;
+				continue;
+			}
+		}
+
+normal:
 		/* SCTP-AUTH, Section 6.3:
 		 *    The receiver has a list of chunk types which it expects
 		 *    to be received only after an AUTH-chunk.  This list has
@@ -1074,6 +1099,9 @@ static void sctp_assoc_bh_rcv(struct work_struct *work)
 		/* If there is an error on chunk, discard this packet. */
 		if (error && chunk)
 			chunk->pdiscard = 1;
+
+		if (first_time)
+			first_time = 0;
 	}
 	sctp_association_put(asoc);
 }
diff --git a/net/sctp/sm_make_chunk.c b/net/sctp/sm_make_chunk.c
index 5a4fb1d..e62addb 100644
--- a/net/sctp/sm_make_chunk.c
+++ b/net/sctp/sm_make_chunk.c
@@ -1152,7 +1152,7 @@ struct sctp_chunk *sctp_make_violation_max_retrans(
 					const struct sctp_association *asoc,
 					const struct sctp_chunk *chunk)
 {
-	static const char error[] = "Association exceeded its max_retans count";
+	static const char error[] = "Association exceeded its max_retrans count";
 	size_t payload_len = sizeof(error) + sizeof(struct sctp_errhdr);
 	struct sctp_chunk *retval;
 
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index 28c070e..c9ae340 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -153,10 +153,7 @@ static enum sctp_disposition sctp_sf_violation_chunk(
 					struct sctp_cmd_seq *commands);
 
 static enum sctp_ierror sctp_sf_authenticate(
-					struct net *net,
-					const struct sctp_endpoint *ep,
 					const struct sctp_association *asoc,
-					const union sctp_subtype type,
 					struct sctp_chunk *chunk);
 
 static enum sctp_disposition __sctp_sf_do_9_1_abort(
@@ -626,6 +623,38 @@ enum sctp_disposition sctp_sf_do_5_1C_ack(struct net *net,
 	return SCTP_DISPOSITION_CONSUME;
 }
 
+static bool sctp_auth_chunk_verify(struct net *net, struct sctp_chunk *chunk,
+				   const struct sctp_association *asoc)
+{
+	struct sctp_chunk auth;
+
+	if (!chunk->auth_chunk)
+		return true;
+
+	/* SCTP-AUTH:  auth_chunk pointer is only set when the cookie-echo
+	 * is supposed to be authenticated and we have to do delayed
+	 * authentication.  We've just recreated the association using
+	 * the information in the cookie and now it's much easier to
+	 * do the authentication.
+	 */
+
+	/* Make sure that we and the peer are AUTH capable */
+	if (!net->sctp.auth_enable || !asoc->peer.auth_capable)
+		return false;
+
+	/* set-up our fake chunk so that we can process it */
+	auth.skb = chunk->auth_chunk;
+	auth.asoc = chunk->asoc;
+	auth.sctp_hdr = chunk->sctp_hdr;
+	auth.chunk_hdr = (struct sctp_chunkhdr *)
+				skb_push(chunk->auth_chunk,
+					 sizeof(struct sctp_chunkhdr));
+	skb_pull(chunk->auth_chunk, sizeof(struct sctp_chunkhdr));
+	auth.transport = chunk->transport;
+
+	return sctp_sf_authenticate(asoc, &auth) == SCTP_IERROR_NO_ERROR;
+}
+
 /*
  * Respond to a normal COOKIE ECHO chunk.
  * We are the side that is being asked for an association.
@@ -763,37 +792,9 @@ enum sctp_disposition sctp_sf_do_5_1D_ce(struct net *net,
 	if (error)
 		goto nomem_init;
 
-	/* SCTP-AUTH:  auth_chunk pointer is only set when the cookie-echo
-	 * is supposed to be authenticated and we have to do delayed
-	 * authentication.  We've just recreated the association using
-	 * the information in the cookie and now it's much easier to
-	 * do the authentication.
-	 */
-	if (chunk->auth_chunk) {
-		struct sctp_chunk auth;
-		enum sctp_ierror ret;
-
-		/* Make sure that we and the peer are AUTH capable */
-		if (!net->sctp.auth_enable || !new_asoc->peer.auth_capable) {
-			sctp_association_free(new_asoc);
-			return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
-		}
-
-		/* set-up our fake chunk so that we can process it */
-		auth.skb = chunk->auth_chunk;
-		auth.asoc = chunk->asoc;
-		auth.sctp_hdr = chunk->sctp_hdr;
-		auth.chunk_hdr = (struct sctp_chunkhdr *)
-					skb_push(chunk->auth_chunk,
-						 sizeof(struct sctp_chunkhdr));
-		skb_pull(chunk->auth_chunk, sizeof(struct sctp_chunkhdr));
-		auth.transport = chunk->transport;
-
-		ret = sctp_sf_authenticate(net, ep, new_asoc, type, &auth);
-		if (ret != SCTP_IERROR_NO_ERROR) {
-			sctp_association_free(new_asoc);
-			return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
-		}
+	if (!sctp_auth_chunk_verify(net, chunk, new_asoc)) {
+		sctp_association_free(new_asoc);
+		return sctp_sf_pdiscard(net, ep, asoc, type, arg, commands);
 	}
 
 	repl = sctp_make_cookie_ack(new_asoc, chunk);
@@ -1797,13 +1798,15 @@ static enum sctp_disposition sctp_sf_do_dupcook_a(
 	if (sctp_auth_asoc_init_active_key(new_asoc, GFP_ATOMIC))
 		goto nomem;
 
+	if (!sctp_auth_chunk_verify(net, chunk, new_asoc))
+		return SCTP_DISPOSITION_DISCARD;
+
 	/* Make sure no new addresses are being added during the
 	 * restart.  Though this is a pretty complicated attack
 	 * since you'd have to get inside the cookie.
 	 */
-	if (!sctp_sf_check_restart_addrs(new_asoc, asoc, chunk, commands)) {
+	if (!sctp_sf_check_restart_addrs(new_asoc, asoc, chunk, commands))
 		return SCTP_DISPOSITION_CONSUME;
-	}
 
 	/* If the endpoint is in the SHUTDOWN-ACK-SENT state and recognizes
 	 * the peer has restarted (Action A), it MUST NOT setup a new
@@ -1912,6 +1915,9 @@ static enum sctp_disposition sctp_sf_do_dupcook_b(
 	if (sctp_auth_asoc_init_active_key(new_asoc, GFP_ATOMIC))
 		goto nomem;
 
+	if (!sctp_auth_chunk_verify(net, chunk, new_asoc))
+		return SCTP_DISPOSITION_DISCARD;
+
 	/* Update the content of current association.  */
 	sctp_add_cmd_sf(commands, SCTP_CMD_UPDATE_ASSOC, SCTP_ASOC(new_asoc));
 	sctp_add_cmd_sf(commands, SCTP_CMD_NEW_STATE,
@@ -2009,6 +2015,9 @@ static enum sctp_disposition sctp_sf_do_dupcook_d(
 	 * a COOKIE ACK.
 	 */
 
+	if (!sctp_auth_chunk_verify(net, chunk, asoc))
+		return SCTP_DISPOSITION_DISCARD;
+
 	/* Don't accidentally move back into established state. */
 	if (asoc->state < SCTP_STATE_ESTABLISHED) {
 		sctp_add_cmd_sf(commands, SCTP_CMD_TIMER_STOP,
@@ -4171,10 +4180,7 @@ enum sctp_disposition sctp_sf_eat_fwd_tsn_fast(
  * The return value is the disposition of the chunk.
  */
 static enum sctp_ierror sctp_sf_authenticate(
-					struct net *net,
-					const struct sctp_endpoint *ep,
 					const struct sctp_association *asoc,
-					const union sctp_subtype type,
 					struct sctp_chunk *chunk)
 {
 	struct sctp_shared_key *sh_key = NULL;
@@ -4275,7 +4281,7 @@ enum sctp_disposition sctp_sf_eat_auth(struct net *net,
 						  commands);
 
 	auth_hdr = (struct sctp_authhdr *)chunk->skb->data;
-	error = sctp_sf_authenticate(net, ep, asoc, type, chunk);
+	error = sctp_sf_authenticate(asoc, chunk);
 	switch (error) {
 	case SCTP_IERROR_AUTH_BAD_HMAC:
 		/* Generate the ERROR chunk and discard the rest
diff --git a/net/sctp/ulpevent.c b/net/sctp/ulpevent.c
index 84207ad..8cb7d98 100644
--- a/net/sctp/ulpevent.c
+++ b/net/sctp/ulpevent.c
@@ -715,7 +715,6 @@ struct sctp_ulpevent *sctp_ulpevent_make_rcvmsg(struct sctp_association *asoc,
 	return event;
 
 fail_mark:
-	sctp_chunk_put(chunk);
 	kfree_skb(skb);
 fail:
 	return NULL;
diff --git a/net/sunrpc/xprtrdma/fmr_ops.c b/net/sunrpc/xprtrdma/fmr_ops.c
index 5cc68a8..f2f6395 100644
--- a/net/sunrpc/xprtrdma/fmr_ops.c
+++ b/net/sunrpc/xprtrdma/fmr_ops.c
@@ -72,6 +72,7 @@ fmr_op_init_mr(struct rpcrdma_ia *ia, struct rpcrdma_mr *mr)
 	if (IS_ERR(mr->fmr.fm_mr))
 		goto out_fmr_err;
 
+	INIT_LIST_HEAD(&mr->mr_list);
 	return 0;
 
 out_fmr_err:
@@ -102,10 +103,6 @@ fmr_op_release_mr(struct rpcrdma_mr *mr)
 	LIST_HEAD(unmap_list);
 	int rc;
 
-	/* Ensure MW is not on any rl_registered list */
-	if (!list_empty(&mr->mr_list))
-		list_del(&mr->mr_list);
-
 	kfree(mr->fmr.fm_physaddrs);
 	kfree(mr->mr_sg);
 
diff --git a/net/sunrpc/xprtrdma/frwr_ops.c b/net/sunrpc/xprtrdma/frwr_ops.c
index c5743a0..c59c5c7 100644
--- a/net/sunrpc/xprtrdma/frwr_ops.c
+++ b/net/sunrpc/xprtrdma/frwr_ops.c
@@ -110,6 +110,7 @@ frwr_op_init_mr(struct rpcrdma_ia *ia, struct rpcrdma_mr *mr)
 	if (!mr->mr_sg)
 		goto out_list_err;
 
+	INIT_LIST_HEAD(&mr->mr_list);
 	sg_init_table(mr->mr_sg, depth);
 	init_completion(&frwr->fr_linv_done);
 	return 0;
@@ -133,10 +134,6 @@ frwr_op_release_mr(struct rpcrdma_mr *mr)
 {
 	int rc;
 
-	/* Ensure MR is not on any rl_registered list */
-	if (!list_empty(&mr->mr_list))
-		list_del(&mr->mr_list);
-
 	rc = ib_dereg_mr(mr->frwr.fr_mr);
 	if (rc)
 		pr_err("rpcrdma: final ib_dereg_mr for %p returned %i\n",
@@ -195,7 +192,7 @@ frwr_op_recover_mr(struct rpcrdma_mr *mr)
 	return;
 
 out_release:
-	pr_err("rpcrdma: FRWR reset failed %d, %p release\n", rc, mr);
+	pr_err("rpcrdma: FRWR reset failed %d, %p released\n", rc, mr);
 	r_xprt->rx_stats.mrs_orphaned++;
 
 	spin_lock(&r_xprt->rx_buf.rb_mrlock);
@@ -476,7 +473,7 @@ frwr_op_reminv(struct rpcrdma_rep *rep, struct list_head *mrs)
 
 	list_for_each_entry(mr, mrs, mr_list)
 		if (mr->mr_handle == rep->rr_inv_rkey) {
-			list_del(&mr->mr_list);
+			list_del_init(&mr->mr_list);
 			trace_xprtrdma_remoteinv(mr);
 			mr->frwr.fr_state = FRWR_IS_INVALID;
 			rpcrdma_mr_unmap_and_put(mr);
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index fe5eaca..c345d36 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -1254,6 +1254,11 @@ rpcrdma_mrs_destroy(struct rpcrdma_buffer *buf)
 		list_del(&mr->mr_all);
 
 		spin_unlock(&buf->rb_mrlock);
+
+		/* Ensure MW is not on any rl_registered list */
+		if (!list_empty(&mr->mr_list))
+			list_del(&mr->mr_list);
+
 		ia->ri_ops->ro_release_mr(mr);
 		count++;
 		spin_lock(&buf->rb_mrlock);
diff --git a/net/sunrpc/xprtrdma/xprt_rdma.h b/net/sunrpc/xprtrdma/xprt_rdma.h
index 3d3b423..cb41b12 100644
--- a/net/sunrpc/xprtrdma/xprt_rdma.h
+++ b/net/sunrpc/xprtrdma/xprt_rdma.h
@@ -380,7 +380,7 @@ rpcrdma_mr_pop(struct list_head *list)
 	struct rpcrdma_mr *mr;
 
 	mr = list_first_entry(list, struct rpcrdma_mr, mr_list);
-	list_del(&mr->mr_list);
+	list_del_init(&mr->mr_list);
 	return mr;
 }
 
diff --git a/net/tipc/node.c b/net/tipc/node.c
index baaf93f..f29549d 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -1950,6 +1950,7 @@ int tipc_nl_node_set_link(struct sk_buff *skb, struct genl_info *info)
 int tipc_nl_node_get_link(struct sk_buff *skb, struct genl_info *info)
 {
 	struct net *net = genl_info_net(info);
+	struct nlattr *attrs[TIPC_NLA_LINK_MAX + 1];
 	struct tipc_nl_msg msg;
 	char *name;
 	int err;
@@ -1957,9 +1958,19 @@ int tipc_nl_node_get_link(struct sk_buff *skb, struct genl_info *info)
 	msg.portid = info->snd_portid;
 	msg.seq = info->snd_seq;
 
-	if (!info->attrs[TIPC_NLA_LINK_NAME])
+	if (!info->attrs[TIPC_NLA_LINK])
 		return -EINVAL;
-	name = nla_data(info->attrs[TIPC_NLA_LINK_NAME]);
+
+	err = nla_parse_nested(attrs, TIPC_NLA_LINK_MAX,
+			       info->attrs[TIPC_NLA_LINK],
+			       tipc_nl_link_policy, info->extack);
+	if (err)
+		return err;
+
+	if (!attrs[TIPC_NLA_LINK_NAME])
+		return -EINVAL;
+
+	name = nla_data(attrs[TIPC_NLA_LINK_NAME]);
 
 	msg.skb = nlmsg_new(NLMSG_GOODSIZE, GFP_KERNEL);
 	if (!msg.skb)
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 252a52ae..6be2157 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -1516,10 +1516,10 @@ static void tipc_sk_set_orig_addr(struct msghdr *m, struct sk_buff *skb)
 
 	srcaddr->sock.family = AF_TIPC;
 	srcaddr->sock.addrtype = TIPC_ADDR_ID;
+	srcaddr->sock.scope = 0;
 	srcaddr->sock.addr.id.ref = msg_origport(hdr);
 	srcaddr->sock.addr.id.node = msg_orignode(hdr);
 	srcaddr->sock.addr.name.domain = 0;
-	srcaddr->sock.scope = 0;
 	m->msg_namelen = sizeof(struct sockaddr_tipc);
 
 	if (!msg_in_group(hdr))
@@ -1528,6 +1528,7 @@ static void tipc_sk_set_orig_addr(struct msghdr *m, struct sk_buff *skb)
 	/* Group message users may also want to know sending member's id */
 	srcaddr->member.family = AF_TIPC;
 	srcaddr->member.addrtype = TIPC_ADDR_NAME;
+	srcaddr->member.scope = 0;
 	srcaddr->member.addr.name.name.type = msg_nametype(hdr);
 	srcaddr->member.addr.name.name.instance = TIPC_SKB_CB(skb)->orig_member;
 	srcaddr->member.addr.name.domain = 0;
diff --git a/net/tls/tls_main.c b/net/tls/tls_main.c
index cc03e00..20cd93be62 100644
--- a/net/tls/tls_main.c
+++ b/net/tls/tls_main.c
@@ -135,6 +135,7 @@ int tls_push_sg(struct sock *sk,
 			offset -= sg->offset;
 			ctx->partially_sent_offset = offset;
 			ctx->partially_sent_record = (void *)sg;
+			ctx->in_tcp_sendpages = false;
 			return ret;
 		}
 
@@ -248,16 +249,13 @@ static void tls_sk_proto_close(struct sock *sk, long timeout)
 	struct tls_context *ctx = tls_get_ctx(sk);
 	long timeo = sock_sndtimeo(sk, 0);
 	void (*sk_proto_close)(struct sock *sk, long timeout);
+	bool free_ctx = false;
 
 	lock_sock(sk);
 	sk_proto_close = ctx->sk_proto_close;
 
-	if (ctx->conf == TLS_HW_RECORD)
-		goto skip_tx_cleanup;
-
-	if (ctx->conf == TLS_BASE) {
-		kfree(ctx);
-		ctx = NULL;
+	if (ctx->conf == TLS_BASE || ctx->conf == TLS_HW_RECORD) {
+		free_ctx = true;
 		goto skip_tx_cleanup;
 	}
 
@@ -294,7 +292,7 @@ static void tls_sk_proto_close(struct sock *sk, long timeout)
 	/* free ctx for TLS_HW_RECORD, used by tcp_set_state
 	 * for sk->sk_prot->unhash [tls_hw_unhash]
 	 */
-	if (ctx && ctx->conf == TLS_HW_RECORD)
+	if (free_ctx)
 		kfree(ctx);
 }
 
diff --git a/net/wireless/core.c b/net/wireless/core.c
index a6f3cac..c0fd8a8 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -95,6 +95,9 @@ static int cfg80211_dev_check_name(struct cfg80211_registered_device *rdev,
 
 	ASSERT_RTNL();
 
+	if (strlen(newname) > NL80211_WIPHY_NAME_MAXLEN)
+		return -EINVAL;
+
 	/* prohibit calling the thing phy%d when %d is not its number */
 	sscanf(newname, PHY_NAME "%d%n", &wiphy_idx, &taken);
 	if (taken == strlen(newname) && wiphy_idx != rdev->wiphy_idx) {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index ff28f8f..a052693 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -9214,6 +9214,7 @@ static int nl80211_connect(struct sk_buff *skb, struct genl_info *info)
 
 	if (nla_get_flag(info->attrs[NL80211_ATTR_EXTERNAL_AUTH_SUPPORT])) {
 		if (!info->attrs[NL80211_ATTR_SOCKET_OWNER]) {
+			kzfree(connkeys);
 			GENL_SET_ERR_MSG(info,
 					 "external auth requires connection ownership");
 			return -EINVAL;
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 16c7e4e..ac3e12c 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1026,6 +1026,7 @@ static int regdb_query_country(const struct fwdb_header *db,
 
 			if (!tmp_rd) {
 				kfree(regdom);
+				kfree(wmm_ptrs);
 				return -ENOMEM;
 			}
 			regdom = tmp_rd;
diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c
index f9d2f22..6c177ae 100644
--- a/net/xfrm/xfrm_state.c
+++ b/net/xfrm/xfrm_state.c
@@ -2175,6 +2175,12 @@ struct xfrm_state_afinfo *xfrm_state_get_afinfo(unsigned int family)
 	return afinfo;
 }
 
+void xfrm_flush_gc(void)
+{
+	flush_work(&xfrm_state_gc_work);
+}
+EXPORT_SYMBOL(xfrm_flush_gc);
+
 /* Temporarily located here until net/xfrm/xfrm_tunnel.c is created */
 void xfrm_state_delete_tunnel(struct xfrm_state *x)
 {
diff --git a/scripts/dtc/checks.c b/scripts/dtc/checks.c
index c07ba4d..815eaf1 100644
--- a/scripts/dtc/checks.c
+++ b/scripts/dtc/checks.c
@@ -787,10 +787,9 @@ static void check_pci_bridge(struct check *c, struct dt_info *dti, struct node *
 		FAIL(c, dti, node, "incorrect #size-cells for PCI bridge");
 
 	prop = get_property(node, "bus-range");
-	if (!prop) {
-		FAIL(c, dti, node, "missing bus-range for PCI bridge");
+	if (!prop)
 		return;
-	}
+
 	if (prop->val.len != (sizeof(cell_t) * 2)) {
 		FAIL_PROP(c, dti, node, prop, "value must be 2 cells");
 		return;
diff --git a/scripts/faddr2line b/scripts/faddr2line
index 9e5735a..1876a74 100755
--- a/scripts/faddr2line
+++ b/scripts/faddr2line
@@ -170,7 +170,10 @@
 		echo "$file_lines" | while read -r line
 		do
 			echo $line
-			eval $(echo $line | awk -F "[ :]" '{printf("n1=%d;n2=%d;f=%s",$NF-5, $NF+5, $(NF-1))}')
+			n=$(echo $line | sed 's/.*:\([0-9]\+\).*/\1/g')
+			n1=$[$n-5]
+			n2=$[$n+5]
+			f=$(echo $line | sed 's/.*at \(.\+\):.*/\1/g')
 			awk 'NR>=strtonum("'$n1'") && NR<=strtonum("'$n2'") {printf("%d\t%s\n", NR, $0)}' $f
 		done
 
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 4cafe6a..be5817d 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -4576,6 +4576,7 @@ static int selinux_socket_post_create(struct socket *sock, int family,
 static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, int addrlen)
 {
 	struct sock *sk = sock->sk;
+	struct sk_security_struct *sksec = sk->sk_security;
 	u16 family;
 	int err;
 
@@ -4587,11 +4588,11 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in
 	family = sk->sk_family;
 	if (family == PF_INET || family == PF_INET6) {
 		char *addrp;
-		struct sk_security_struct *sksec = sk->sk_security;
 		struct common_audit_data ad;
 		struct lsm_network_audit net = {0,};
 		struct sockaddr_in *addr4 = NULL;
 		struct sockaddr_in6 *addr6 = NULL;
+		u16 family_sa = address->sa_family;
 		unsigned short snum;
 		u32 sid, node_perm;
 
@@ -4601,11 +4602,20 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in
 		 * need to check address->sa_family as it is possible to have
 		 * sk->sk_family = PF_INET6 with addr->sa_family = AF_INET.
 		 */
-		switch (address->sa_family) {
+		switch (family_sa) {
+		case AF_UNSPEC:
 		case AF_INET:
 			if (addrlen < sizeof(struct sockaddr_in))
 				return -EINVAL;
 			addr4 = (struct sockaddr_in *)address;
+			if (family_sa == AF_UNSPEC) {
+				/* see __inet_bind(), we only want to allow
+				 * AF_UNSPEC if the address is INADDR_ANY
+				 */
+				if (addr4->sin_addr.s_addr != htonl(INADDR_ANY))
+					goto err_af;
+				family_sa = AF_INET;
+			}
 			snum = ntohs(addr4->sin_port);
 			addrp = (char *)&addr4->sin_addr.s_addr;
 			break;
@@ -4617,15 +4627,14 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in
 			addrp = (char *)&addr6->sin6_addr.s6_addr;
 			break;
 		default:
-			/* Note that SCTP services expect -EINVAL, whereas
-			 * others expect -EAFNOSUPPORT.
-			 */
-			if (sksec->sclass == SECCLASS_SCTP_SOCKET)
-				return -EINVAL;
-			else
-				return -EAFNOSUPPORT;
+			goto err_af;
 		}
 
+		ad.type = LSM_AUDIT_DATA_NET;
+		ad.u.net = &net;
+		ad.u.net->sport = htons(snum);
+		ad.u.net->family = family_sa;
+
 		if (snum) {
 			int low, high;
 
@@ -4637,10 +4646,6 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in
 						      snum, &sid);
 				if (err)
 					goto out;
-				ad.type = LSM_AUDIT_DATA_NET;
-				ad.u.net = &net;
-				ad.u.net->sport = htons(snum);
-				ad.u.net->family = family;
 				err = avc_has_perm(&selinux_state,
 						   sksec->sid, sid,
 						   sksec->sclass,
@@ -4672,16 +4677,11 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in
 			break;
 		}
 
-		err = sel_netnode_sid(addrp, family, &sid);
+		err = sel_netnode_sid(addrp, family_sa, &sid);
 		if (err)
 			goto out;
 
-		ad.type = LSM_AUDIT_DATA_NET;
-		ad.u.net = &net;
-		ad.u.net->sport = htons(snum);
-		ad.u.net->family = family;
-
-		if (address->sa_family == AF_INET)
+		if (family_sa == AF_INET)
 			ad.u.net->v4info.saddr = addr4->sin_addr.s_addr;
 		else
 			ad.u.net->v6info.saddr = addr6->sin6_addr;
@@ -4694,6 +4694,11 @@ static int selinux_socket_bind(struct socket *sock, struct sockaddr *address, in
 	}
 out:
 	return err;
+err_af:
+	/* Note that SCTP services expect -EINVAL, others -EAFNOSUPPORT. */
+	if (sksec->sclass == SECCLASS_SCTP_SOCKET)
+		return -EINVAL;
+	return -EAFNOSUPPORT;
 }
 
 /* This supports connect(2) and SCTP connect services such as sctp_connectx(3)
@@ -4771,7 +4776,7 @@ static int selinux_socket_connect_helper(struct socket *sock,
 		ad.type = LSM_AUDIT_DATA_NET;
 		ad.u.net = &net;
 		ad.u.net->dport = htons(snum);
-		ad.u.net->family = sk->sk_family;
+		ad.u.net->family = address->sa_family;
 		err = avc_has_perm(&selinux_state,
 				   sksec->sid, sid, sksec->sclass, perm, &ad);
 		if (err)
@@ -5272,6 +5277,7 @@ static int selinux_sctp_bind_connect(struct sock *sk, int optname,
 	while (walk_size < addrlen) {
 		addr = addr_buf;
 		switch (addr->sa_family) {
+		case AF_UNSPEC:
 		case AF_INET:
 			len = sizeof(struct sockaddr_in);
 			break;
@@ -5279,7 +5285,7 @@ static int selinux_sctp_bind_connect(struct sock *sk, int optname,
 			len = sizeof(struct sockaddr_in6);
 			break;
 		default:
-			return -EAFNOSUPPORT;
+			return -EINVAL;
 		}
 
 		err = -EINVAL;
diff --git a/sound/core/control_compat.c b/sound/core/control_compat.c
index a848836..507fd52 100644
--- a/sound/core/control_compat.c
+++ b/sound/core/control_compat.c
@@ -396,8 +396,7 @@ static int snd_ctl_elem_add_compat(struct snd_ctl_file *file,
 	if (copy_from_user(&data->id, &data32->id, sizeof(data->id)) ||
 	    copy_from_user(&data->type, &data32->type, 3 * sizeof(u32)))
 		goto error;
-	if (get_user(data->owner, &data32->owner) ||
-	    get_user(data->type, &data32->type))
+	if (get_user(data->owner, &data32->owner))
 		goto error;
 	switch (data->type) {
 	case SNDRV_CTL_ELEM_TYPE_BOOLEAN:
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index b0c8c79..a0c93b9 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -2210,6 +2210,8 @@ static struct snd_pci_quirk power_save_blacklist[] = {
 	SND_PCI_QUIRK(0x1849, 0x0c0c, "Asrock B85M-ITX", 0),
 	/* https://bugzilla.redhat.com/show_bug.cgi?id=1525104 */
 	SND_PCI_QUIRK(0x1043, 0x8733, "Asus Prime X370-Pro", 0),
+	/* https://bugzilla.redhat.com/show_bug.cgi?id=1572975 */
+	SND_PCI_QUIRK(0x17aa, 0x36a7, "Lenovo C50 All in one", 0),
 	/* https://bugzilla.kernel.org/show_bug.cgi?id=198611 */
 	SND_PCI_QUIRK(0x17aa, 0x2227, "Lenovo X1 Carbon 3rd Gen", 0),
 	{}
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 2dd34dd..01a6643 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -2363,6 +2363,7 @@ static const struct snd_pci_quirk alc882_fixup_tbl[] = {
 	SND_PCI_QUIRK_VENDOR(0x1462, "MSI", ALC882_FIXUP_GPIO3),
 	SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", ALC882_FIXUP_ABIT_AW9D_MAX),
 	SND_PCI_QUIRK(0x1558, 0x9501, "Clevo P950HR", ALC1220_FIXUP_CLEVO_P950),
+	SND_PCI_QUIRK(0x1558, 0x95e2, "Clevo P950ER", ALC1220_FIXUP_CLEVO_P950),
 	SND_PCI_QUIRK_VENDOR(0x1558, "Clevo laptop", ALC882_FIXUP_EAPD),
 	SND_PCI_QUIRK(0x161f, 0x2054, "Medion laptop", ALC883_FIXUP_EAPD),
 	SND_PCI_QUIRK(0x17aa, 0x3a0d, "Lenovo Y530", ALC882_FIXUP_LENOVO_Y530),
diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c
index 344d7b0..bb5ab7a 100644
--- a/sound/usb/mixer.c
+++ b/sound/usb/mixer.c
@@ -967,6 +967,14 @@ static void volume_control_quirks(struct usb_mixer_elem_info *cval,
 		}
 		break;
 
+	case USB_ID(0x0d8c, 0x0103):
+		if (!strcmp(kctl->id.name, "PCM Playback Volume")) {
+			usb_audio_info(chip,
+				 "set volume quirk for CM102-A+/102S+\n");
+			cval->min = -256;
+		}
+		break;
+
 	case USB_ID(0x0471, 0x0101):
 	case USB_ID(0x0471, 0x0104):
 	case USB_ID(0x0471, 0x0105):
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 956be9f..5ed3345 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -576,7 +576,7 @@ static int parse_uac_endpoint_attributes(struct snd_usb_audio *chip,
 
 	if (protocol == UAC_VERSION_1) {
 		attributes = csep->bmAttributes;
-	} else {
+	} else if (protocol == UAC_VERSION_2) {
 		struct uac2_iso_endpoint_descriptor *csep2 =
 			(struct uac2_iso_endpoint_descriptor *) csep;
 
@@ -585,6 +585,13 @@ static int parse_uac_endpoint_attributes(struct snd_usb_audio *chip,
 		/* emulate the endpoint attributes of a v1 device */
 		if (csep2->bmControls & UAC2_CONTROL_PITCH)
 			attributes |= UAC_EP_CS_ATTR_PITCH_CONTROL;
+	} else { /* UAC_VERSION_3 */
+		struct uac3_iso_endpoint_descriptor *csep3 =
+			(struct uac3_iso_endpoint_descriptor *) csep;
+
+		/* emulate the endpoint attributes of a v1 device */
+		if (le32_to_cpu(csep3->bmControls) & UAC2_CONTROL_PITCH)
+			attributes |= UAC_EP_CS_ATTR_PITCH_CONTROL;
 	}
 
 	return attributes;
diff --git a/tools/arch/arm/include/uapi/asm/kvm.h b/tools/arch/arm/include/uapi/asm/kvm.h
index 2ba95d6..caae484 100644
--- a/tools/arch/arm/include/uapi/asm/kvm.h
+++ b/tools/arch/arm/include/uapi/asm/kvm.h
@@ -195,6 +195,12 @@ struct kvm_arch_memory_slot {
 #define KVM_REG_ARM_VFP_FPINST		0x1009
 #define KVM_REG_ARM_VFP_FPINST2		0x100A
 
+/* KVM-as-firmware specific pseudo-registers */
+#define KVM_REG_ARM_FW			(0x0014 << KVM_REG_ARM_COPROC_SHIFT)
+#define KVM_REG_ARM_FW_REG(r)		(KVM_REG_ARM | KVM_REG_SIZE_U64 | \
+					 KVM_REG_ARM_FW | ((r) & 0xffff))
+#define KVM_REG_ARM_PSCI_VERSION	KVM_REG_ARM_FW_REG(0)
+
 /* Device Control API: ARM VGIC */
 #define KVM_DEV_ARM_VGIC_GRP_ADDR	0
 #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS	1
diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h
index 9abbf30..04b3256 100644
--- a/tools/arch/arm64/include/uapi/asm/kvm.h
+++ b/tools/arch/arm64/include/uapi/asm/kvm.h
@@ -206,6 +206,12 @@ struct kvm_arch_memory_slot {
 #define KVM_REG_ARM_TIMER_CNT		ARM64_SYS_REG(3, 3, 14, 3, 2)
 #define KVM_REG_ARM_TIMER_CVAL		ARM64_SYS_REG(3, 3, 14, 0, 2)
 
+/* KVM-as-firmware specific pseudo-registers */
+#define KVM_REG_ARM_FW			(0x0014 << KVM_REG_ARM_COPROC_SHIFT)
+#define KVM_REG_ARM_FW_REG(r)		(KVM_REG_ARM64 | KVM_REG_SIZE_U64 | \
+					 KVM_REG_ARM_FW | ((r) & 0xffff))
+#define KVM_REG_ARM_PSCI_VERSION	KVM_REG_ARM_FW_REG(0)
+
 /* Device Control API: ARM VGIC */
 #define KVM_DEV_ARM_VGIC_GRP_ADDR	0
 #define KVM_DEV_ARM_VGIC_GRP_DIST_REGS	1
diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h
index d554c11..578793e 100644
--- a/tools/arch/x86/include/asm/cpufeatures.h
+++ b/tools/arch/x86/include/asm/cpufeatures.h
@@ -320,6 +320,7 @@
 #define X86_FEATURE_AVX512_VPOPCNTDQ	(16*32+14) /* POPCNT for vectors of DW/QW */
 #define X86_FEATURE_LA57		(16*32+16) /* 5-level page tables */
 #define X86_FEATURE_RDPID		(16*32+22) /* RDPID instruction */
+#define X86_FEATURE_CLDEMOTE		(16*32+25) /* CLDEMOTE instruction */
 
 /* AMD-defined CPU features, CPUID level 0x80000007 (EBX), word 17 */
 #define X86_FEATURE_OVERFLOW_RECOV	(17*32+ 0) /* MCA overflow recovery support */
diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h
index 1065006..b02c41e 100644
--- a/tools/include/uapi/linux/kvm.h
+++ b/tools/include/uapi/linux/kvm.h
@@ -676,6 +676,13 @@ struct kvm_ioeventfd {
 	__u8  pad[36];
 };
 
+#define KVM_X86_DISABLE_EXITS_MWAIT          (1 << 0)
+#define KVM_X86_DISABLE_EXITS_HTL            (1 << 1)
+#define KVM_X86_DISABLE_EXITS_PAUSE          (1 << 2)
+#define KVM_X86_DISABLE_VALID_EXITS          (KVM_X86_DISABLE_EXITS_MWAIT | \
+                                              KVM_X86_DISABLE_EXITS_HTL | \
+                                              KVM_X86_DISABLE_EXITS_PAUSE)
+
 /* for KVM_ENABLE_CAP */
 struct kvm_enable_cap {
 	/* in */
diff --git a/tools/perf/bench/numa.c b/tools/perf/bench/numa.c
index 944070e..63eb4908 100644
--- a/tools/perf/bench/numa.c
+++ b/tools/perf/bench/numa.c
@@ -175,7 +175,7 @@ static const struct option options[] = {
 	OPT_UINTEGER('s', "nr_secs"	, &p0.nr_secs,		"max number of seconds to run (default: 5 secs)"),
 	OPT_UINTEGER('u', "usleep"	, &p0.sleep_usecs,	"usecs to sleep per loop iteration"),
 
-	OPT_BOOLEAN('R', "data_reads"	, &p0.data_reads,	"access the data via writes (can be mixed with -W)"),
+	OPT_BOOLEAN('R', "data_reads"	, &p0.data_reads,	"access the data via reads (can be mixed with -W)"),
 	OPT_BOOLEAN('W', "data_writes"	, &p0.data_writes,	"access the data via writes (can be mixed with -R)"),
 	OPT_BOOLEAN('B', "data_backwards", &p0.data_backwards,	"access the data backwards as well"),
 	OPT_BOOLEAN('Z', "data_zero_memset", &p0.data_zero_memset,"access the data via glibc bzero only"),
diff --git a/tools/perf/pmu-events/arch/x86/mapfile.csv b/tools/perf/pmu-events/arch/x86/mapfile.csv
index 93656f2..7e3cce3 100644
--- a/tools/perf/pmu-events/arch/x86/mapfile.csv
+++ b/tools/perf/pmu-events/arch/x86/mapfile.csv
@@ -29,7 +29,6 @@
 GenuineIntel-6-4C,v13,silvermont,core
 GenuineIntel-6-2A,v15,sandybridge,core
 GenuineIntel-6-2C,v2,westmereep-dp,core
-GenuineIntel-6-2C,v2,westmereep-dp,core
 GenuineIntel-6-25,v2,westmereep-sp,core
 GenuineIntel-6-2F,v2,westmereex,core
 GenuineIntel-6-55,v1,skylakex,core
diff --git a/tools/perf/util/parse-events.y b/tools/perf/util/parse-events.y
index d14464c..7afeb80 100644
--- a/tools/perf/util/parse-events.y
+++ b/tools/perf/util/parse-events.y
@@ -224,15 +224,15 @@
 	   event_bpf_file
 
 event_pmu:
-PE_NAME '/' event_config '/'
+PE_NAME opt_event_config
 {
 	struct list_head *list, *orig_terms, *terms;
 
-	if (parse_events_copy_term_list($3, &orig_terms))
+	if (parse_events_copy_term_list($2, &orig_terms))
 		YYABORT;
 
 	ALLOC_LIST(list);
-	if (parse_events_add_pmu(_parse_state, list, $1, $3, false)) {
+	if (parse_events_add_pmu(_parse_state, list, $1, $2, false)) {
 		struct perf_pmu *pmu = NULL;
 		int ok = 0;
 		char *pattern;
@@ -262,7 +262,7 @@
 		if (!ok)
 			YYABORT;
 	}
-	parse_events_terms__delete($3);
+	parse_events_terms__delete($2);
 	parse_events_terms__delete(orig_terms);
 	$$ = list;
 }
diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
index 2ddcc96..d9d0031 100644
--- a/tools/testing/selftests/kvm/Makefile
+++ b/tools/testing/selftests/kvm/Makefile
@@ -15,7 +15,7 @@
 
 INSTALL_HDR_PATH = $(top_srcdir)/usr
 LINUX_HDR_PATH = $(INSTALL_HDR_PATH)/include/
-CFLAGS += -O2 -g -std=gnu99 -I$(LINUX_HDR_PATH) -Iinclude -I$(<D)
+CFLAGS += -O2 -g -std=gnu99 -I$(LINUX_HDR_PATH) -Iinclude -I$(<D) -I..
 
 # After inclusion, $(OUTPUT) is defined and
 # $(TEST_GEN_PROGS) starts with $(OUTPUT)/
diff --git a/tools/testing/selftests/kvm/include/test_util.h b/tools/testing/selftests/kvm/include/test_util.h
index 7ab98e4..ac53730 100644
--- a/tools/testing/selftests/kvm/include/test_util.h
+++ b/tools/testing/selftests/kvm/include/test_util.h
@@ -19,6 +19,7 @@
 #include <errno.h>
 #include <unistd.h>
 #include <fcntl.h>
+#include "kselftest.h"
 
 ssize_t test_write(int fd, const void *buf, size_t count);
 ssize_t test_read(int fd, void *buf, size_t count);
diff --git a/tools/testing/selftests/kvm/lib/kvm_util.c b/tools/testing/selftests/kvm/lib/kvm_util.c
index 2cedfda..37e2a78 100644
--- a/tools/testing/selftests/kvm/lib/kvm_util.c
+++ b/tools/testing/selftests/kvm/lib/kvm_util.c
@@ -50,8 +50,8 @@ int kvm_check_cap(long cap)
 	int kvm_fd;
 
 	kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
-	TEST_ASSERT(kvm_fd >= 0, "open %s failed, rc: %i errno: %i",
-		KVM_DEV_PATH, kvm_fd, errno);
+	if (kvm_fd < 0)
+		exit(KSFT_SKIP);
 
 	ret = ioctl(kvm_fd, KVM_CHECK_EXTENSION, cap);
 	TEST_ASSERT(ret != -1, "KVM_CHECK_EXTENSION IOCTL failed,\n"
@@ -91,8 +91,8 @@ struct kvm_vm *vm_create(enum vm_guest_mode mode, uint64_t phy_pages, int perm)
 
 	vm->mode = mode;
 	kvm_fd = open(KVM_DEV_PATH, perm);
-	TEST_ASSERT(kvm_fd >= 0, "open %s failed, rc: %i errno: %i",
-		KVM_DEV_PATH, kvm_fd, errno);
+	if (kvm_fd < 0)
+		exit(KSFT_SKIP);
 
 	/* Create VM. */
 	vm->fd = ioctl(kvm_fd, KVM_CREATE_VM, NULL);
@@ -418,8 +418,8 @@ struct kvm_cpuid2 *kvm_get_supported_cpuid(void)
 
 	cpuid = allocate_kvm_cpuid2();
 	kvm_fd = open(KVM_DEV_PATH, O_RDONLY);
-	TEST_ASSERT(kvm_fd >= 0, "open %s failed, rc: %i errno: %i",
-		KVM_DEV_PATH, kvm_fd, errno);
+	if (kvm_fd < 0)
+		exit(KSFT_SKIP);
 
 	ret = ioctl(kvm_fd, KVM_GET_SUPPORTED_CPUID, cpuid);
 	TEST_ASSERT(ret == 0, "KVM_GET_SUPPORTED_CPUID failed %d %d\n",
@@ -675,8 +675,8 @@ static int vcpu_mmap_sz(void)
 	int dev_fd, ret;
 
 	dev_fd = open(KVM_DEV_PATH, O_RDONLY);
-	TEST_ASSERT(dev_fd >= 0, "%s open %s failed, rc: %i errno: %i",
-		__func__, KVM_DEV_PATH, dev_fd, errno);
+	if (dev_fd < 0)
+		exit(KSFT_SKIP);
 
 	ret = ioctl(dev_fd, KVM_GET_VCPU_MMAP_SIZE, NULL);
 	TEST_ASSERT(ret >= sizeof(struct kvm_run),
diff --git a/tools/testing/selftests/kvm/sync_regs_test.c b/tools/testing/selftests/kvm/sync_regs_test.c
index 428e947..eae1ece 100644
--- a/tools/testing/selftests/kvm/sync_regs_test.c
+++ b/tools/testing/selftests/kvm/sync_regs_test.c
@@ -85,6 +85,9 @@ static void compare_vcpu_events(struct kvm_vcpu_events *left,
 {
 }
 
+#define TEST_SYNC_FIELDS   (KVM_SYNC_X86_REGS|KVM_SYNC_X86_SREGS|KVM_SYNC_X86_EVENTS)
+#define INVALID_SYNC_FIELD 0x80000000
+
 int main(int argc, char *argv[])
 {
 	struct kvm_vm *vm;
@@ -98,9 +101,14 @@ int main(int argc, char *argv[])
 	setbuf(stdout, NULL);
 
 	cap = kvm_check_cap(KVM_CAP_SYNC_REGS);
-	TEST_ASSERT((unsigned long)cap == KVM_SYNC_X86_VALID_FIELDS,
-		    "KVM_CAP_SYNC_REGS (0x%x) != KVM_SYNC_X86_VALID_FIELDS (0x%lx)\n",
-		    cap, KVM_SYNC_X86_VALID_FIELDS);
+	if ((cap & TEST_SYNC_FIELDS) != TEST_SYNC_FIELDS) {
+		fprintf(stderr, "KVM_CAP_SYNC_REGS not supported, skipping test\n");
+		exit(KSFT_SKIP);
+	}
+	if ((cap & INVALID_SYNC_FIELD) != 0) {
+		fprintf(stderr, "The \"invalid\" field is not invalid, skipping test\n");
+		exit(KSFT_SKIP);
+	}
 
 	/* Create VM */
 	vm = vm_create_default(VCPU_ID, guest_code);
@@ -108,7 +116,14 @@ int main(int argc, char *argv[])
 	run = vcpu_state(vm, VCPU_ID);
 
 	/* Request reading invalid register set from VCPU. */
-	run->kvm_valid_regs = KVM_SYNC_X86_VALID_FIELDS << 1;
+	run->kvm_valid_regs = INVALID_SYNC_FIELD;
+	rv = _vcpu_run(vm, VCPU_ID);
+	TEST_ASSERT(rv < 0 && errno == EINVAL,
+		    "Invalid kvm_valid_regs did not cause expected KVM_RUN error: %d\n",
+		    rv);
+	vcpu_state(vm, VCPU_ID)->kvm_valid_regs = 0;
+
+	run->kvm_valid_regs = INVALID_SYNC_FIELD | TEST_SYNC_FIELDS;
 	rv = _vcpu_run(vm, VCPU_ID);
 	TEST_ASSERT(rv < 0 && errno == EINVAL,
 		    "Invalid kvm_valid_regs did not cause expected KVM_RUN error: %d\n",
@@ -116,7 +131,14 @@ int main(int argc, char *argv[])
 	vcpu_state(vm, VCPU_ID)->kvm_valid_regs = 0;
 
 	/* Request setting invalid register set into VCPU. */
-	run->kvm_dirty_regs = KVM_SYNC_X86_VALID_FIELDS << 1;
+	run->kvm_dirty_regs = INVALID_SYNC_FIELD;
+	rv = _vcpu_run(vm, VCPU_ID);
+	TEST_ASSERT(rv < 0 && errno == EINVAL,
+		    "Invalid kvm_dirty_regs did not cause expected KVM_RUN error: %d\n",
+		    rv);
+	vcpu_state(vm, VCPU_ID)->kvm_dirty_regs = 0;
+
+	run->kvm_dirty_regs = INVALID_SYNC_FIELD | TEST_SYNC_FIELDS;
 	rv = _vcpu_run(vm, VCPU_ID);
 	TEST_ASSERT(rv < 0 && errno == EINVAL,
 		    "Invalid kvm_dirty_regs did not cause expected KVM_RUN error: %d\n",
@@ -125,7 +147,7 @@ int main(int argc, char *argv[])
 
 	/* Request and verify all valid register sets. */
 	/* TODO: BUILD TIME CHECK: TEST_ASSERT(KVM_SYNC_X86_NUM_FIELDS != 3); */
-	run->kvm_valid_regs = KVM_SYNC_X86_VALID_FIELDS;
+	run->kvm_valid_regs = TEST_SYNC_FIELDS;
 	rv = _vcpu_run(vm, VCPU_ID);
 	TEST_ASSERT(run->exit_reason == KVM_EXIT_IO,
 		    "Unexpected exit reason: %u (%s),\n",
@@ -146,7 +168,7 @@ int main(int argc, char *argv[])
 	run->s.regs.sregs.apic_base = 1 << 11;
 	/* TODO run->s.regs.events.XYZ = ABC; */
 
-	run->kvm_valid_regs = KVM_SYNC_X86_VALID_FIELDS;
+	run->kvm_valid_regs = TEST_SYNC_FIELDS;
 	run->kvm_dirty_regs = KVM_SYNC_X86_REGS | KVM_SYNC_X86_SREGS;
 	rv = _vcpu_run(vm, VCPU_ID);
 	TEST_ASSERT(run->exit_reason == KVM_EXIT_IO,
@@ -172,7 +194,7 @@ int main(int argc, char *argv[])
 	/* Clear kvm_dirty_regs bits, verify new s.regs values are
 	 * overwritten with existing guest values.
 	 */
-	run->kvm_valid_regs = KVM_SYNC_X86_VALID_FIELDS;
+	run->kvm_valid_regs = TEST_SYNC_FIELDS;
 	run->kvm_dirty_regs = 0;
 	run->s.regs.regs.r11 = 0xDEADBEEF;
 	rv = _vcpu_run(vm, VCPU_ID);
@@ -211,7 +233,7 @@ int main(int argc, char *argv[])
 	 * with kvm_sync_regs values.
 	 */
 	run->kvm_valid_regs = 0;
-	run->kvm_dirty_regs = KVM_SYNC_X86_VALID_FIELDS;
+	run->kvm_dirty_regs = TEST_SYNC_FIELDS;
 	run->s.regs.regs.r11 = 0xBBBB;
 	rv = _vcpu_run(vm, VCPU_ID);
 	TEST_ASSERT(run->exit_reason == KVM_EXIT_IO,
diff --git a/tools/testing/selftests/kvm/vmx_tsc_adjust_test.c b/tools/testing/selftests/kvm/vmx_tsc_adjust_test.c
index 8f7f620..aaa6332 100644
--- a/tools/testing/selftests/kvm/vmx_tsc_adjust_test.c
+++ b/tools/testing/selftests/kvm/vmx_tsc_adjust_test.c
@@ -189,8 +189,8 @@ int main(int argc, char *argv[])
 	struct kvm_cpuid_entry2 *entry = kvm_get_supported_cpuid_entry(1);
 
 	if (!(entry->ecx & CPUID_VMX)) {
-		printf("nested VMX not enabled, skipping test");
-		return 0;
+		fprintf(stderr, "nested VMX not enabled, skipping test\n");
+		exit(KSFT_SKIP);
 	}
 
 	vm = vm_create_default_vmx(VCPU_ID, (void *) l1_guest_code);
diff --git a/tools/testing/selftests/net/Makefile b/tools/testing/selftests/net/Makefile
index daf5eff..3ff81a4 100644
--- a/tools/testing/selftests/net/Makefile
+++ b/tools/testing/selftests/net/Makefile
@@ -6,7 +6,7 @@
 
 TEST_PROGS := run_netsocktests run_afpackettests test_bpf.sh netdevice.sh rtnetlink.sh
 TEST_PROGS += fib_tests.sh fib-onlink-tests.sh pmtu.sh
-TEST_GEN_PROGS_EXTENDED := in_netns.sh
+TEST_PROGS_EXTENDED := in_netns.sh
 TEST_GEN_FILES =  socket
 TEST_GEN_FILES += psock_fanout psock_tpacket msg_zerocopy
 TEST_GEN_PROGS = reuseport_bpf reuseport_bpf_cpu reuseport_bpf_numa
diff --git a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
index 5b012f4..6f289a4 100644
--- a/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
+++ b/tools/testing/selftests/tc-testing/tc-tests/actions/bpf.json
@@ -66,7 +66,7 @@
         "cmdUnderTest": "$TC action add action bpf object-file _b.o index 667",
         "expExitCode": "0",
         "verifyCmd": "$TC action get action bpf index 667",
-        "matchPattern": "action order [0-9]*: bpf _b.o:\\[action\\] id [0-9]* tag 3b185187f1855c4c default-action pipe.*index 667 ref",
+        "matchPattern": "action order [0-9]*: bpf _b.o:\\[action\\] id [0-9]* tag 3b185187f1855c4c( jited)? default-action pipe.*index 667 ref",
         "matchCount": "1",
         "teardown": [
             "$TC action flush action bpf",
@@ -92,10 +92,15 @@
         "cmdUnderTest": "$TC action add action bpf object-file _c.o index 667",
         "expExitCode": "255",
         "verifyCmd": "$TC action get action bpf index 667",
-        "matchPattern": "action order [0-9]*: bpf _b.o:\\[action\\] id [0-9].*index 667 ref",
+        "matchPattern": "action order [0-9]*: bpf _c.o:\\[action\\] id [0-9].*index 667 ref",
         "matchCount": "0",
         "teardown": [
-            "$TC action flush action bpf",
+            [
+                "$TC action flush action bpf",
+                0,
+                1,
+                255
+            ],
             "rm -f _c.o"
         ]
     },
diff --git a/virt/kvm/arm/vgic/vgic-debug.c b/virt/kvm/arm/vgic/vgic-debug.c
index 10b3817..4ffc0b5 100644
--- a/virt/kvm/arm/vgic/vgic-debug.c
+++ b/virt/kvm/arm/vgic/vgic-debug.c
@@ -211,6 +211,7 @@ static int vgic_debug_show(struct seq_file *s, void *v)
 	struct vgic_state_iter *iter = (struct vgic_state_iter *)v;
 	struct vgic_irq *irq;
 	struct kvm_vcpu *vcpu = NULL;
+	unsigned long flags;
 
 	if (iter->dist_id == 0) {
 		print_dist_state(s, &kvm->arch.vgic);
@@ -227,9 +228,9 @@ static int vgic_debug_show(struct seq_file *s, void *v)
 		irq = &kvm->arch.vgic.spis[iter->intid - VGIC_NR_PRIVATE_IRQS];
 	}
 
-	spin_lock(&irq->irq_lock);
+	spin_lock_irqsave(&irq->irq_lock, flags);
 	print_irq_state(s, irq, vcpu);
-	spin_unlock(&irq->irq_lock);
+	spin_unlock_irqrestore(&irq->irq_lock, flags);
 
 	return 0;
 }
diff --git a/virt/kvm/arm/vgic/vgic-its.c b/virt/kvm/arm/vgic/vgic-its.c
index a8f07243..4ed79c9 100644
--- a/virt/kvm/arm/vgic/vgic-its.c
+++ b/virt/kvm/arm/vgic/vgic-its.c
@@ -52,6 +52,7 @@ static struct vgic_irq *vgic_add_lpi(struct kvm *kvm, u32 intid,
 {
 	struct vgic_dist *dist = &kvm->arch.vgic;
 	struct vgic_irq *irq = vgic_get_irq(kvm, NULL, intid), *oldirq;
+	unsigned long flags;
 	int ret;
 
 	/* In this case there is no put, since we keep the reference. */
@@ -71,7 +72,7 @@ static struct vgic_irq *vgic_add_lpi(struct kvm *kvm, u32 intid,
 	irq->intid = intid;
 	irq->target_vcpu = vcpu;
 
-	spin_lock(&dist->lpi_list_lock);
+	spin_lock_irqsave(&dist->lpi_list_lock, flags);
 
 	/*
 	 * There could be a race with another vgic_add_lpi(), so we need to
@@ -99,7 +100,7 @@ static struct vgic_irq *vgic_add_lpi(struct kvm *kvm, u32 intid,
 	dist->lpi_list_count++;
 
 out_unlock:
-	spin_unlock(&dist->lpi_list_lock);
+	spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
 
 	/*
 	 * We "cache" the configuration table entries in our struct vgic_irq's.
@@ -280,8 +281,8 @@ static int update_lpi_config(struct kvm *kvm, struct vgic_irq *irq,
 	int ret;
 	unsigned long flags;
 
-	ret = kvm_read_guest(kvm, propbase + irq->intid - GIC_LPI_OFFSET,
-			     &prop, 1);
+	ret = kvm_read_guest_lock(kvm, propbase + irq->intid - GIC_LPI_OFFSET,
+				  &prop, 1);
 
 	if (ret)
 		return ret;
@@ -315,6 +316,7 @@ static int vgic_copy_lpi_list(struct kvm_vcpu *vcpu, u32 **intid_ptr)
 {
 	struct vgic_dist *dist = &vcpu->kvm->arch.vgic;
 	struct vgic_irq *irq;
+	unsigned long flags;
 	u32 *intids;
 	int irq_count, i = 0;
 
@@ -330,7 +332,7 @@ static int vgic_copy_lpi_list(struct kvm_vcpu *vcpu, u32 **intid_ptr)
 	if (!intids)
 		return -ENOMEM;
 
-	spin_lock(&dist->lpi_list_lock);
+	spin_lock_irqsave(&dist->lpi_list_lock, flags);
 	list_for_each_entry(irq, &dist->lpi_list_head, lpi_list) {
 		if (i == irq_count)
 			break;
@@ -339,7 +341,7 @@ static int vgic_copy_lpi_list(struct kvm_vcpu *vcpu, u32 **intid_ptr)
 			continue;
 		intids[i++] = irq->intid;
 	}
-	spin_unlock(&dist->lpi_list_lock);
+	spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
 
 	*intid_ptr = intids;
 	return i;
@@ -348,10 +350,11 @@ static int vgic_copy_lpi_list(struct kvm_vcpu *vcpu, u32 **intid_ptr)
 static int update_affinity(struct vgic_irq *irq, struct kvm_vcpu *vcpu)
 {
 	int ret = 0;
+	unsigned long flags;
 
-	spin_lock(&irq->irq_lock);
+	spin_lock_irqsave(&irq->irq_lock, flags);
 	irq->target_vcpu = vcpu;
-	spin_unlock(&irq->irq_lock);
+	spin_unlock_irqrestore(&irq->irq_lock, flags);
 
 	if (irq->hw) {
 		struct its_vlpi_map map;
@@ -441,8 +444,9 @@ static int its_sync_lpi_pending_table(struct kvm_vcpu *vcpu)
 		 * this very same byte in the last iteration. Reuse that.
 		 */
 		if (byte_offset != last_byte_offset) {
-			ret = kvm_read_guest(vcpu->kvm, pendbase + byte_offset,
-					     &pendmask, 1);
+			ret = kvm_read_guest_lock(vcpu->kvm,
+						  pendbase + byte_offset,
+						  &pendmask, 1);
 			if (ret) {
 				kfree(intids);
 				return ret;
@@ -786,7 +790,7 @@ static bool vgic_its_check_id(struct vgic_its *its, u64 baser, u32 id,
 		return false;
 
 	/* Each 1st level entry is represented by a 64-bit value. */
-	if (kvm_read_guest(its->dev->kvm,
+	if (kvm_read_guest_lock(its->dev->kvm,
 			   BASER_ADDRESS(baser) + index * sizeof(indirect_ptr),
 			   &indirect_ptr, sizeof(indirect_ptr)))
 		return false;
@@ -1367,8 +1371,8 @@ static void vgic_its_process_commands(struct kvm *kvm, struct vgic_its *its)
 	cbaser = CBASER_ADDRESS(its->cbaser);
 
 	while (its->cwriter != its->creadr) {
-		int ret = kvm_read_guest(kvm, cbaser + its->creadr,
-					 cmd_buf, ITS_CMD_SIZE);
+		int ret = kvm_read_guest_lock(kvm, cbaser + its->creadr,
+					      cmd_buf, ITS_CMD_SIZE);
 		/*
 		 * If kvm_read_guest() fails, this could be due to the guest
 		 * programming a bogus value in CBASER or something else going
@@ -1893,7 +1897,7 @@ static int scan_its_table(struct vgic_its *its, gpa_t base, int size, int esz,
 		int next_offset;
 		size_t byte_offset;
 
-		ret = kvm_read_guest(kvm, gpa, entry, esz);
+		ret = kvm_read_guest_lock(kvm, gpa, entry, esz);
 		if (ret)
 			return ret;
 
@@ -2263,7 +2267,7 @@ static int vgic_its_restore_cte(struct vgic_its *its, gpa_t gpa, int esz)
 	int ret;
 
 	BUG_ON(esz > sizeof(val));
-	ret = kvm_read_guest(kvm, gpa, &val, esz);
+	ret = kvm_read_guest_lock(kvm, gpa, &val, esz);
 	if (ret)
 		return ret;
 	val = le64_to_cpu(val);
diff --git a/virt/kvm/arm/vgic/vgic-v3.c b/virt/kvm/arm/vgic/vgic-v3.c
index c7423f3..bdcf8e7 100644
--- a/virt/kvm/arm/vgic/vgic-v3.c
+++ b/virt/kvm/arm/vgic/vgic-v3.c
@@ -344,7 +344,7 @@ int vgic_v3_lpi_sync_pending_status(struct kvm *kvm, struct vgic_irq *irq)
 	bit_nr = irq->intid % BITS_PER_BYTE;
 	ptr = pendbase + byte_offset;
 
-	ret = kvm_read_guest(kvm, ptr, &val, 1);
+	ret = kvm_read_guest_lock(kvm, ptr, &val, 1);
 	if (ret)
 		return ret;
 
@@ -397,7 +397,7 @@ int vgic_v3_save_pending_tables(struct kvm *kvm)
 		ptr = pendbase + byte_offset;
 
 		if (byte_offset != last_byte_offset) {
-			ret = kvm_read_guest(kvm, ptr, &val, 1);
+			ret = kvm_read_guest_lock(kvm, ptr, &val, 1);
 			if (ret)
 				return ret;
 			last_byte_offset = byte_offset;
diff --git a/virt/kvm/arm/vgic/vgic.c b/virt/kvm/arm/vgic/vgic.c
index 97bfba8..33c8325 100644
--- a/virt/kvm/arm/vgic/vgic.c
+++ b/virt/kvm/arm/vgic/vgic.c
@@ -43,9 +43,13 @@ struct vgic_global kvm_vgic_global_state __ro_after_init = {
  * kvm->lock (mutex)
  *   its->cmd_lock (mutex)
  *     its->its_lock (mutex)
- *       vgic_cpu->ap_list_lock
- *         kvm->lpi_list_lock
- *           vgic_irq->irq_lock
+ *       vgic_cpu->ap_list_lock		must be taken with IRQs disabled
+ *         kvm->lpi_list_lock		must be taken with IRQs disabled
+ *           vgic_irq->irq_lock		must be taken with IRQs disabled
+ *
+ * As the ap_list_lock might be taken from the timer interrupt handler,
+ * we have to disable IRQs before taking this lock and everything lower
+ * than it.
  *
  * If you need to take multiple locks, always take the upper lock first,
  * then the lower ones, e.g. first take the its_lock, then the irq_lock.
@@ -72,8 +76,9 @@ static struct vgic_irq *vgic_get_lpi(struct kvm *kvm, u32 intid)
 {
 	struct vgic_dist *dist = &kvm->arch.vgic;
 	struct vgic_irq *irq = NULL;
+	unsigned long flags;
 
-	spin_lock(&dist->lpi_list_lock);
+	spin_lock_irqsave(&dist->lpi_list_lock, flags);
 
 	list_for_each_entry(irq, &dist->lpi_list_head, lpi_list) {
 		if (irq->intid != intid)
@@ -89,7 +94,7 @@ static struct vgic_irq *vgic_get_lpi(struct kvm *kvm, u32 intid)
 	irq = NULL;
 
 out_unlock:
-	spin_unlock(&dist->lpi_list_lock);
+	spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
 
 	return irq;
 }
@@ -134,19 +139,20 @@ static void vgic_irq_release(struct kref *ref)
 void vgic_put_irq(struct kvm *kvm, struct vgic_irq *irq)
 {
 	struct vgic_dist *dist = &kvm->arch.vgic;
+	unsigned long flags;
 
 	if (irq->intid < VGIC_MIN_LPI)
 		return;
 
-	spin_lock(&dist->lpi_list_lock);
+	spin_lock_irqsave(&dist->lpi_list_lock, flags);
 	if (!kref_put(&irq->refcount, vgic_irq_release)) {
-		spin_unlock(&dist->lpi_list_lock);
+		spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
 		return;
 	};
 
 	list_del(&irq->lpi_list);
 	dist->lpi_list_count--;
-	spin_unlock(&dist->lpi_list_lock);
+	spin_unlock_irqrestore(&dist->lpi_list_lock, flags);
 
 	kfree(irq);
 }