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scsi: qla2xxx: Return EBUSY on fcport deletion 

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>
This commit is contained in:
Daniel Wagner 2020-10-14 09:30:48 +02:00 committed by Martin K. Petersen
parent 831e3405c2
commit 98f9d33c5d
1 changed files with 4 additions and 2 deletions
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6
drivers/scsi/qla2xxx/qla_nvme.c
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@ -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))