Merge "Configure read ahead for fuse mounts" into rvc-dev am: bcd7d5e7ce

Original change: https://googleplex-android-review.googlesource.com/c/platform/system/vold/+/11837171

Change-Id: I90e3ab660ddb356bd7c0212e188b997f6bfa07d4
diff --git a/VoldNativeService.cpp b/VoldNativeService.cpp
index a37ba5a..ec46fac 100644
--- a/VoldNativeService.cpp
+++ b/VoldNativeService.cpp
@@ -751,7 +751,7 @@
     return translateBool(fscrypt_lock_user_key(userId));
 }
 
-binder::Status VoldNativeService::prepareUserStorage(const std::unique_ptr<std::string>& uuid,
+binder::Status VoldNativeService::prepareUserStorage(const std::optional<std::string>& uuid,
                                                      int32_t userId, int32_t userSerial,
                                                      int32_t flags) {
     ENFORCE_SYSTEM_OR_ROOT;
@@ -763,7 +763,7 @@
     return translateBool(fscrypt_prepare_user_storage(uuid_, userId, userSerial, flags));
 }
 
-binder::Status VoldNativeService::destroyUserStorage(const std::unique_ptr<std::string>& uuid,
+binder::Status VoldNativeService::destroyUserStorage(const std::optional<std::string>& uuid,
                                                      int32_t userId, int32_t flags) {
     ENFORCE_SYSTEM_OR_ROOT;
     std::string empty_string = "";
diff --git a/VoldNativeService.h b/VoldNativeService.h
index c7d8849..e19d493 100644
--- a/VoldNativeService.h
+++ b/VoldNativeService.h
@@ -126,9 +126,9 @@
                                  const std::string& secret);
     binder::Status lockUserKey(int32_t userId);
 
-    binder::Status prepareUserStorage(const std::unique_ptr<std::string>& uuid, int32_t userId,
+    binder::Status prepareUserStorage(const std::optional<std::string>& uuid, int32_t userId,
                                       int32_t userSerial, int32_t flags);
-    binder::Status destroyUserStorage(const std::unique_ptr<std::string>& uuid, int32_t userId,
+    binder::Status destroyUserStorage(const std::optional<std::string>& uuid, int32_t userId,
                                       int32_t flags);
 
     binder::Status prepareSandboxForApp(const std::string& packageName, int32_t appId,
diff --git a/fs/F2fs.cpp b/fs/F2fs.cpp
index 9b8d2c4..d6f3dab 100644
--- a/fs/F2fs.cpp
+++ b/fs/F2fs.cpp
@@ -85,7 +85,12 @@
         cmd.push_back("-O");
         cmd.push_back("encrypt");
     }
-
+    if (android::base::GetBoolProperty("vold.has_compress", false)) {
+        cmd.push_back("-O");
+        cmd.push_back("compression");
+        cmd.push_back("-O");
+        cmd.push_back("extra_attr");
+    }
     cmd.push_back("-O");
     cmd.push_back("verity");
 
diff --git a/main.cpp b/main.cpp
index ebe5510..1f85fb5 100644
--- a/main.cpp
+++ b/main.cpp
@@ -41,8 +41,14 @@
 #include <sys/stat.h>
 #include <sys/types.h>
 
-static int process_config(VolumeManager* vm, bool* has_adoptable, bool* has_quota,
-                          bool* has_reserved);
+typedef struct vold_configs {
+    bool has_adoptable : 1;
+    bool has_quota : 1;
+    bool has_reserved : 1;
+    bool has_compress : 1;
+} VoldConfigs;
+
+static int process_config(VolumeManager* vm, VoldConfigs* configs);
 static void coldboot(const char* path);
 static void parse_args(int argc, char** argv);
 
@@ -100,11 +106,8 @@
         exit(1);
     }
 
-    bool has_adoptable;
-    bool has_quota;
-    bool has_reserved;
-
-    if (process_config(vm, &has_adoptable, &has_quota, &has_reserved)) {
+    VoldConfigs configs = {};
+    if (process_config(vm, &configs)) {
         PLOG(ERROR) << "Error reading configuration... continuing anyways";
     }
 
@@ -128,9 +131,10 @@
 
     // This call should go after listeners are started to avoid
     // a deadlock between vold and init (see b/34278978 for details)
-    android::base::SetProperty("vold.has_adoptable", has_adoptable ? "1" : "0");
-    android::base::SetProperty("vold.has_quota", has_quota ? "1" : "0");
-    android::base::SetProperty("vold.has_reserved", has_reserved ? "1" : "0");
+    android::base::SetProperty("vold.has_adoptable", configs.has_adoptable ? "1" : "0");
+    android::base::SetProperty("vold.has_quota", configs.has_quota ? "1" : "0");
+    android::base::SetProperty("vold.has_reserved", configs.has_reserved ? "1" : "0");
+    android::base::SetProperty("vold.has_compress", configs.has_compress ? "1" : "0");
 
     // Do coldboot here so it won't block booting,
     // also the cold boot is needed in case we have flash drive
@@ -213,8 +217,7 @@
     }
 }
 
-static int process_config(VolumeManager* vm, bool* has_adoptable, bool* has_quota,
-                          bool* has_reserved) {
+static int process_config(VolumeManager* vm, VoldConfigs* configs) {
     ATRACE_NAME("process_config");
 
     if (!ReadDefaultFstab(&fstab_default)) {
@@ -223,19 +226,24 @@
     }
 
     /* Loop through entries looking for ones that vold manages */
-    *has_adoptable = false;
-    *has_quota = false;
-    *has_reserved = false;
+    configs->has_adoptable = false;
+    configs->has_quota = false;
+    configs->has_reserved = false;
+    configs->has_compress = false;
     for (auto& entry : fstab_default) {
         if (entry.fs_mgr_flags.quota) {
-            *has_quota = true;
+            configs->has_quota = true;
         }
         if (entry.reserved_size > 0) {
-            *has_reserved = true;
+            configs->has_reserved = true;
+        }
+        if (entry.fs_mgr_flags.fs_compress) {
+            configs->has_compress = true;
         }
 
         /* Make sure logical partitions have an updated blk_device. */
-        if (entry.fs_mgr_flags.logical && !fs_mgr_update_logical_partition(&entry)) {
+        if (entry.fs_mgr_flags.logical && !fs_mgr_update_logical_partition(&entry) &&
+            !entry.fs_mgr_flags.no_fail) {
             PLOG(FATAL) << "could not find logical partition " << entry.blk_device;
         }
 
@@ -251,7 +259,7 @@
 
             if (entry.is_encryptable()) {
                 flags |= android::vold::Disk::Flags::kAdoptable;
-                *has_adoptable = true;
+                configs->has_adoptable = true;
             }
             if (entry.fs_mgr_flags.no_emulated_sd ||
                 android::base::GetBoolProperty("vold.debug.default_primary", false)) {