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

K. Y. Srinivasan kys at microsoft.com
Mon Jun 6 22:50:03 UTC 2011


Use the correct memory barrier call in vmbus_drv.c

Signed-off-by: K. Y. Srinivasan <kys at microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz at microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane at microsoft.com>
---
 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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