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be2net: replace udelay() with schedule_timeout() in mbox polling 

As mbox polling is done only in process context, it is better to
use schedule_timeout() instead of udelay().

Signed-off-by: Sathya Perla <sathyap@serverengines.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Sathya Perla 2010-05-30 23:34:14 +00:00 committed by David S. Miller
parent 889cd4b2e5
commit f25b03a7bd
1 changed files with 5 additions and 6 deletions
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11
drivers/net/benet/be_cmds.c
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@ -186,7 +186,7 @@ static int be_mcc_notify_wait(struct be_adapter *adapter)
static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
{
int cnt = 0, wait = 5;
int msecs = 0;
u32 ready;
do {
@ -201,15 +201,14 @@ static int be_mbox_db_ready_wait(struct be_adapter *adapter, void __iomem *db)
if (ready)
break;
if (cnt > 4000000) {
if (msecs > 4000) {
dev_err(&adapter->pdev->dev, "mbox poll timed out\n");
return -1;
}
if (cnt > 50)
wait = 200;
cnt += wait;
udelay(wait);
set_current_state(TASK_INTERRUPTIBLE);
schedule_timeout(msecs_to_jiffies(1));
msecs++;
} while (true);
return 0;