From: Sathya Perla <sathya.perla@emulex.com>
Date: Thu, 12 May 2011 19:32:16 +0000 (+0000)
Subject: be2net: fix mbox polling for signal reception
X-Git-Tag: MMI-PSA29.97-13-9~19691^2~99
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=1dbf53a28262aa89ecbe653e8a9127c0baef9bc4;p=GitHub%2FMotorolaMobilityLLC%2Fkernel-slsi.git

be2net: fix mbox polling for signal reception

Sending mbox cmds require multiple steps of writing to the DB register and polling
for an ack. Gettting interrupted in the middle by a signal breaks the mbox protocol.
Use msleep() to not get interrupted.

Signed-off-by: Sathya Perla <sathya.perla@emulex.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---

diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index d558b9088d7e..f2c90997fabd 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -298,8 +298,7 @@ static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
 			return -1;
 		}
 
-		set_current_state(TASK_INTERRUPTIBLE);
-		schedule_timeout(msecs_to_jiffies(1));
+		msleep(1);
 		msecs++;
 	} while (true);