diff --git a/drivers/xen/events.c b/drivers/xen/events.c
index 6908e4c..26c47a4 100644
--- a/drivers/xen/events.c
+++ b/drivers/xen/events.c
@@ -1365,8 +1365,8 @@
 {
 	struct pt_regs *old_regs = set_irq_regs(regs);
 
-	exit_idle();
 	irq_enter();
+	exit_idle();
 
 	__xen_evtchn_do_upcall();