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scsi: qla2xxx: fix NPIV tear down process 

Fix two issues with commit f5187b7d1a ("scsi: qla2xxx: Optimize NPIV
tear down process"): a missing negation in a wait_event_timeout()
condition, and a missing loop end condition.

Fixes: f5187b7d1a ("scsi: qla2xxx: Optimize NPIV tear down process")
Link: https://lore.kernel.org/r/20191105145550.10268-1-martin.wilck@suse.com
Signed-off-by: Martin Wilck <mwilck@suse.com>
Acked-by: Himanshu Madhani <hmadhani@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
This commit is contained in:
Martin Wilck 2019-11-05 14:56:00 +00:00 committed by Martin K. Petersen
parent edc1f5432f
commit 8b1062d513
2 changed files with 10 additions and 6 deletions
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8
drivers/scsi/qla2xxx/qla_mid.c
View File

@ -76,9 +76,11 @@ qla24xx_deallocate_vp_id(scsi_qla_host_t *vha)
* ensures no active vp_list traversal while the vport is removed
* from the queue)
*/
for (i = 0; i < 10 && atomic_read(&vha->vref_count); i++)
wait_event_timeout(vha->vref_waitq,
atomic_read(&vha->vref_count), HZ);
for (i = 0; i < 10; i++) {
if (wait_event_timeout(vha->vref_waitq,
!atomic_read(&vha->vref_count), HZ) > 0)
break;
}
spin_lock_irqsave(&ha->vport_slock, flags);
if (atomic_read(&vha->vref_count)) {

8
drivers/scsi/qla2xxx/qla_os.c
View File

@ -1119,9 +1119,11 @@ qla2x00_wait_for_sess_deletion(scsi_qla_host_t *vha)
qla2x00_mark_all_devices_lost(vha, 0);
for (i = 0; i < 10; i++)
wait_event_timeout(vha->fcport_waitQ, test_fcport_count(vha),
HZ);
for (i = 0; i < 10; i++) {
if (wait_event_timeout(vha->fcport_waitQ,
test_fcport_count(vha), HZ) > 0)
break;
}
flush_workqueue(vha->hw->wq);
}