Diffstat (limited to 'Documentation')
1 files changed, 5 insertions, 3 deletions
diff --git a/Documentation/virt/kvm/vcpu-requests.rst b/Documentation/virt/kvm/vcpu-requests.rst
index 5feb3706a7ae..af1b37441e0a 100644
@@ -118,10 +118,12 @@ KVM_REQ_MMU_RELOAD
necessary to inform each VCPU to completely refresh the tables. This
request is used for that.
- 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.