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[01/15] scsi: qla2xxx: Return EBUSY on fcport deletion

Message ID 20201201082730.24158-2-njavali@marvell.com
State New
Headers show
Series qla2xxx bug fixes | expand

Commit Message

Nilesh Javali Dec. 1, 2020, 8:27 a.m. UTC 
From: Daniel Wagner <dwagner@suse.de>

When the fcport is about to be deleted we should return EBUSY instead of
ENODEV. Only for EBUSY will the request be requeued in a multipath setup.

Also return EBUSY when the firmware has not yet started to avoid dropping
the request.

Link: https://lore.kernel.org/r/20201014073048.36219-1-dwagner@suse.de
Reviewed-by: Arun Easi <aeasi@marvell.com>
Signed-off-by: Daniel Wagner <dwagner@suse.de>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
---
 drivers/scsi/qla2xxx/qla_nvme.c | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/drivers/scsi/qla2xxx/qla_nvme.c b/drivers/scsi/qla2xxx/qla_nvme.c
index 1f9005125313..b7a1dc24db38 100644
--- a/drivers/scsi/qla2xxx/qla_nvme.c
+++ b/drivers/scsi/qla2xxx/qla_nvme.c
@@ -554,10 +554,12 @@  static int qla_nvme_post_cmd(struct nvme_fc_local_port *lport,
 
 	fcport = qla_rport->fcport;
 
-	if (!qpair || !fcport || (qpair && !qpair->fw_started) ||
-	    (fcport && fcport->deleted))
+	if (!qpair || !fcport)
 		return -ENODEV;
 
+	if (!qpair->fw_started || fcport->deleted)
+		return -EBUSY;
+
 	vha = fcport->vha;
 
 	if (!(fcport->nvme_flag & NVME_FLAG_REGISTERED))