[PATCH 39/49] Staging: hv: vmbus: Fix a memory barrier call in vmbus_drv.c

From: K. Y. Srinivasan
Date: Mon Jun 06 2011 - 18:39:28 EST


Use the correct memory barrier call in vmbus_drv.c

Signed-off-by: K. Y. Srinivasan <kys@xxxxxxxxxxxxx>
Signed-off-by: Haiyang Zhang <haiyangz@xxxxxxxxxxxxx>
Signed-off-by: Abhishek Kane <v-abkane@xxxxxxxxxxxxx>
---
drivers/staging/hv/vmbus_drv.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index bc74030..921ca9a 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/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) {
/*
--
1.7.4.1

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