KVM: rename KVM_REQ_PENDING_TIMER to KVM_REQ_UNBLOCK
KVM_REQ_UNBLOCK will be used to exit a vcpu from
its inner vcpu halt emulation loop.
Rename KVM_REQ_PENDING_TIMER to KVM_REQ_UNBLOCK, switch
PowerPC to arch specific request bit.
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Message-Id: <20210525134321.303768132@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
diff --git a/Documentation/virt/kvm/vcpu-requests.rst b/Documentation/virt/kvm/vcpu-requests.rst
index 5feb370..af1b374 100644
--- a/Documentation/virt/kvm/vcpu-requests.rst
+++ b/Documentation/virt/kvm/vcpu-requests.rst
@@ -118,10 +118,12 @@
necessary to inform each VCPU to completely refresh the tables. This
request is used for that.
-KVM_REQ_PENDING_TIMER
+KVM_REQ_UNBLOCK
- This request may be made from a timer handler run on the host on behalf
- of a VCPU. It informs the VCPU thread to inject a timer interrupt.
+ This request informs the vCPU to exit kvm_vcpu_block. It is used for
+ example from timer handlers that run on the host on behalf of a vCPU,
+ or in order to update the interrupt routing and ensure that assigned
+ devices will wake up the vCPU.
KVM_REQ_UNHALT