diff options
Diffstat (limited to 'arch/x86/kvm/irq.h')
| -rw-r--r-- | arch/x86/kvm/irq.h | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/arch/x86/kvm/irq.h b/arch/x86/kvm/irq.h index 7d6058a2fd3..be399e207d5 100644 --- a/arch/x86/kvm/irq.h +++ b/arch/x86/kvm/irq.h @@ -71,6 +71,7 @@ struct kvm_pic { int output; /* intr from master PIC */ struct kvm_io_device dev; void (*ack_notifier)(void *opaque, int irq); + unsigned long irq_states[16]; }; struct kvm_pic *kvm_create_pic(struct kvm *kvm); @@ -85,7 +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); |