diff --git a/drivers/kvm/irq.c b/drivers/kvm/irq.c
index 5265f82..e09cd65 100644
--- a/drivers/kvm/irq.c
+++ b/drivers/kvm/irq.c
@@ -70,6 +70,10 @@
 {
 	int ipi_pcpu = vcpu->cpu;
 
+	if (waitqueue_active(&vcpu->wq)) {
+		wake_up_interruptible(&vcpu->wq);
+		++vcpu->stat.halt_wakeup;
+	}
 	if (vcpu->guest_mode)
 		smp_call_function_single(ipi_pcpu, vcpu_kick_intr, vcpu, 0, 0);
 }