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-rw-r--r--arch/x86/kvm/irq.h6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h
index c025a2362aa..be399e207d5 100644
--- a/arch/x86/kvm/irq.h
+++ b/arch/x86/kvm/irq.h
@@ -86,7 +86,11 @@ static inline struct kvm_pic *pic_irqchip(struct kvm *kvm)
static inline int irqchip_in_kernel(struct kvm *kvm)
{
- return pic_irqchip(kvm) != NULL;
+ int ret;
+
+ ret = (pic_irqchip(kvm) != NULL);
+ smp_rmb();
+ return ret;
}
void kvm_pic_reset(struct kvm_kpic_state *s);