From af2152f5457448bd90cb019c108e0a85e716fdbe Mon Sep 17 00:00:00 2001
From: Gleb Natapov <gleb@qumranet.com>
Date: Mon, 22 Sep 2008 14:28:53 +0300
Subject: [PATCH] KVM: don't enter guest after SIPI was received by a CPU
The vcpu should process pending SIPI message before entering guest mode again.
kvm_arch_vcpu_runnable() returns true if the vcpu is in SIPI state, so
we can't call it here.
Signed-off-by: Gleb Natapov <gleb@qumranet.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
---
arch/x86/kvm/x86.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 1b738cb02831..08edeabf15e6 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -3233,7 +3233,7 @@ static int __vcpu_run(struct kvm_vcpu *vcpu, struct kvm_run *kvm_run)
r = 1;
while (r > 0) {
- if (kvm_arch_vcpu_runnable(vcpu))
+ if (vcpu->arch.mp_state == KVM_MP_STATE_RUNNABLE)
r = vcpu_enter_guest(vcpu, kvm_run);
else {
up_read(&vcpu->kvm->slots_lock);