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qla2x00t-32gbit: Fix I/O errors during LIP reset tests

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In .fcp_io(), returning ENODEV as soon as remote port delete has started
can cause I/O errors. Fix this by returning EBUSY until the remote port
delete finishes.

Link: https://lore.kernel.org/r/20200904045128.23631-9-njavali@marvell.com
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Signed-off-by: Arun Easi <aeasi@marvell.com>
Signed-off-by: Nilesh Javali <njavali@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

See also upstream commit a35f87bdcc0615c5a3a695d13dd1ccf827826368.


git-svn-id: http://svn.code.sf.net/p/scst/svn/trunk@9263 d57e44dd-8a1f-0410-8b47-8ef2f437770f
This commit is contained in:
Bart Van Assche
2020-12-28 22:53:12 +00:00
parent 3eb6d581ba
commit e5b56feaef
1 changed files with 8 additions and 0 deletions
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8
qla2x00t-32gbit/qla_nvme.c
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@@ -560,6 +560,14 @@ static int qla_nvme_post_cmd(struct nvme_fc_local_port *lport,
return rval;
vha = fcport->vha;
if (!(fcport->nvme_flag & NVME_FLAG_REGISTERED))
return rval;
if (test_bit(ABORT_ISP_ACTIVE, &vha->dpc_flags) ||
(qpair && !qpair->fw_started) || fcport->deleted)
return -EBUSY;
/*
* If we know the dev is going away while the transport is still sending
* IO's return busy back to stall the IO Q. This happens when the