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qla2xxx: Remove msleep in qlt_send_term_exchange

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Remove unnecessary msleep from qlt_send_term_exchange as it
adds latency of 250 msec while sending terminate exchange to
an aborted task.

Cc: <[email protected]> # v3.18+
Signed-off-by: Himanshu Madhani <[email protected]>
Signed-off-by: Giridhar Malavali <[email protected]>
Reviewed-by: Nicholas Bellinger <[email protected]>
Signed-off-by: Nicholas Bellinger <[email protected]>
This commit is contained in:
Himanshu Madhani 2015-06-10 11:05:22 -04:00 • committed by Nicholas Bellinger
commit 6bc85dd595
1 changed files with 7 additions and 6 deletions
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13
drivers/scsi/qla2xxx/qla_target.c
View file

@ -2713,7 +2713,7 @@ static int __qlt_send_term_exchange(struct scsi_qla_host *vha,
static void qlt_send_term_exchange(struct scsi_qla_host *vha,
struct qla_tgt_cmd *cmd, struct atio_from_isp *atio, int ha_locked)
{
unsigned long flags;
unsigned long flags = 0;
int rc;
if (qlt_issue_marker(vha, ha_locked) < 0)
@ -2729,17 +2729,18 @@ static void qlt_send_term_exchange(struct scsi_qla_host *vha,
rc = __qlt_send_term_exchange(vha, cmd, atio);
if (rc == -ENOMEM)
qlt_alloc_qfull_cmd(vha, atio, 0, 0);
spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
done:
if (cmd && ((cmd->state != QLA_TGT_STATE_ABORTED) ||
!cmd->cmd_sent_to_fw)) {
if (!ha_locked && !in_interrupt())
msleep(250); /* just in case */
qlt_unmap_sg(vha, cmd);
if (cmd->sg_mapped)
qlt_unmap_sg(vha, cmd);
vha->hw->tgt.tgt_ops->free_cmd(cmd);
}
if (!ha_locked)
spin_unlock_irqrestore(&vha->hw->hardware_lock, flags);
return;
}