From: Marcelo Tosatti <[email protected]> isr_ack is protected by kvm_pic->lock.
Signed-off-by: Marcelo Tosatti <[email protected]> Signed-off-by: Avi Kivity <[email protected]> diff --git a/arch/x86/kvm/i8259.c b/arch/x86/kvm/i8259.c index 2520922..bf94a45 100644 --- a/arch/x86/kvm/i8259.c +++ b/arch/x86/kvm/i8259.c @@ -72,8 +72,10 @@ static void pic_clear_isr(struct kvm_kpic_state *s, int irq) void kvm_pic_clear_isr_ack(struct kvm *kvm) { struct kvm_pic *s = pic_irqchip(kvm); + pic_lock(s); s->pics[0].isr_ack = 0xff; s->pics[1].isr_ack = 0xff; + pic_unlock(s); } /* -- To unsubscribe from this list: send the line "unsubscribe kvm-commits" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
