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scsi: qla2xxx: Serialize session deletion by using work_lock

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for session deletion, replace sess_lock with work_lock.
Under certain case sess_lock is not feasiable to acquire.
The lock is needed temporarily to make sure a single
call to schedule of the work element.

Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Quinn Tran
2017-12-28 12:33:43 -08:00
committed by Martin K. Petersen
parent 94cff6e114
commit d8630bb95f
7 changed files with 28 additions and 36 deletions
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4
drivers/scsi/qla2xxx/qla_isr.c
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@@ -1009,7 +1009,7 @@ skip_rio:
if (qla_ini_mode_enabled(vha)) {
qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
fcport->logout_on_delete = 0;
qlt_schedule_sess_for_deletion_lock(fcport);
qlt_schedule_sess_for_deletion(fcport);
}
break;
@@ -2701,7 +2701,7 @@ check_scsi_status:
comp_status);
qla2x00_mark_device_lost(fcport->vha, fcport, 1, 1);
qlt_schedule_sess_for_deletion_lock(fcport);
qlt_schedule_sess_for_deletion(fcport);
}
break;