diff --git a/[refs] b/[refs]
index 603021460dec..ba242f0ae01d 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 3740652d98b25477f6959a17922435385776d7d2
+refs/heads/master: e826f1d505d3a6bfc304addc7f83c7afcc31c830
diff --git a/trunk/drivers/staging/hv/vmbus_drv.c b/trunk/drivers/staging/hv/vmbus_drv.c
index bc740307b6de..921ca9aa38c6 100644
--- a/trunk/drivers/staging/hv/vmbus_drv.c
+++ b/trunk/drivers/staging/hv/vmbus_drv.c
@@ -455,7 +455,7 @@ static void vmbus_on_msg_dpc(unsigned long data)
 		 * will not deliver any more messages since there is
 		 * no empty slot
 		 */
-		mb();
+		smp_mb();
 
 		if (msg->header.message_flags.msg_pending) {
 			/*