From: Julien Grall <julien.grall@linaro.org>
Date: Tue, 24 Jun 2014 16:43:57 +0000 (+0100)
Subject: xen/intr: unmask the event channel when we have added a new handler
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=ca6a09099b1a9a8030215ce6ca80afd261f15b3f;p=people%2Fjulieng%2Ffreebsd.git

xen/intr: unmask the event channel when we have added a new handler
---

diff --git a/sys/xen/xen_intr.c b/sys/xen/xen_intr.c
index e5c12af89ce7..acb8e5dcebf2 100644
--- a/sys/xen/xen_intr.c
+++ b/sys/xen/xen_intr.c
@@ -1525,6 +1525,11 @@ xen_intr_add_handler(device_t dev, driver_filter_t filter,
 		    error);
 	}
 
+	/* Unmask the event channel if the handler has been correctly added */
+	if (error == 0)
+		evtchn_unmask_port(isrc->xi_port);
+
+
 	return (error);
 }