From: Quinn Tran <quinn.tran@cavium.com>
Date: Mon, 4 Dec 2017 14:44:58 -0800
Subject: scsi: qla2xxx: Move session delete to driver work queue
Patch-mainline: v4.16-rc1
Git-commit: a01c77d2cbc45ba527e884e5c30363a1200a4130
References: bsc#1077338
Move session delete from system work queue to driver's work queue for in
time processing.
Fixes: 726b85487067d ("qla2xxx: Add framework for async fabric discovery")
Cc: <stable@vger.kernel.org> # 4.10+
Signed-off-by: Quinn Tran <quinn.tran@cavium.com>
Signed-off-by: Himanshu Madhani <himanshu.madhani@cavium.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Acked-by: Johannes Thumshirn <jthumshirn@suse.de>
---
drivers/scsi/qla2xxx/qla_os.c | 3 ++-
drivers/scsi/qla2xxx/qla_target.c | 3 ++-
2 files changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/scsi/qla2xxx/qla_os.c
+++ b/drivers/scsi/qla2xxx/qla_os.c
@@ -3195,10 +3195,11 @@ qla2x00_probe_one(struct pci_dev *pdev,
host->can_queue, base_vha->req,
base_vha->mgmt_svr_loop_id, host->sg_tablesize);
+ ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0);
+
if (ha->mqenable) {
bool mq = false;
bool startit = false;
- ha->wq = alloc_workqueue("qla2xxx_wq", WQ_MEM_RECLAIM, 0);
if (QLA_TGT_MODE_ENABLED()) {
mq = true;
--- a/drivers/scsi/qla2xxx/qla_target.c
+++ b/drivers/scsi/qla2xxx/qla_target.c
@@ -1205,7 +1205,8 @@ void qlt_schedule_sess_for_deletion(stru
ql_dbg(ql_dbg_tgt, sess->vha, 0xe001,
"Scheduling sess %p for deletion\n", sess);
- schedule_work(&sess->del_work);
+ INIT_WORK(&sess->del_work, qla24xx_delete_sess_fn);
+ queue_work(sess->vha->hw->wq, &sess->del_work);
}
void qlt_schedule_sess_for_deletion_lock(struct fc_port *sess)