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scsi: be2iscsi: Reduce driver load/unload time

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Driver takes significant time to load 1m:20s and unload 40s.

Checkpatch script threw warning:
WARNING: msleep < 20ms can sleep for up to 20ms; see
Documentation/timers/timers-howto.txt

To eliminate this warning msleep(1) was replaced with msleep(20) before
submitting.

msleep(20) in init and uninit path for creation and destroying of number
of WRBQs, CQs, and EQs is adding to load/unload time.

Replace msleep with schedule_timeout_uninterruptible of 1ms as its
enough in most cases.

Signed-off-by: Jitendra Bhivare <jitendra.bhivare@broadcom.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Jitendra Bhivare 2016-08-19 15:20:00 +05:30 committed by Martin K. Petersen
parent 96eb8d4df5
commit 3c9e36a9d8
1 changed files with 2 additions and 1 deletions
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3
drivers/scsi/be2iscsi/be_cmds.c
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@ -655,7 +655,8 @@ static int be_mbox_db_ready_poll(struct be_ctrl_info *ctrl)
if (time_after(jiffies, timeout))
break;
msleep(20);
/* 1ms sleep is enough in most cases */
schedule_timeout_uninterruptible(msecs_to_jiffies(1));
} while (!ready);
beiscsi_log(phba, KERN_ERR,