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-rw-r--r--arch/x86/kvm/timer.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/x86/kvm/timer.c b/arch/x86/kvm/timer.c
index eea40439066c..4ddadb1a5ffe 100644
--- a/arch/x86/kvm/timer.c
+++ b/arch/x86/kvm/timer.c
@@ -12,7 +12,8 @@ static int __kvm_timer_fn(struct kvm_vcpu *vcpu, struct kvm_timer *ktimer)
/*
* There is a race window between reading and incrementing, but we do
* not care about potentially loosing timer events in the !reinject
- * case anyway.
+ * case anyway. Note: KVM_REQ_PENDING_TIMER is implicitly checked
+ * in vcpu_enter_guest.
*/
if (ktimer->reinject || !atomic_read(&ktimer->pending)) {
atomic_inc(&ktimer->pending);
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