]> www.infradead.org Git - users/jedix/linux-maple.git/commit
scsi: storvsc: Do not flag MAINTENANCE_IN return of SRB_STATUS_DATA_OVERRUN as an...
authorCathy Avery <cavery@redhat.com>
Wed, 27 Nov 2024 18:13:24 +0000 (13:13 -0500)
committerMartin K. Petersen <martin.petersen@oracle.com>
Wed, 4 Dec 2024 18:22:59 +0000 (13:22 -0500)
commitb1aee7f034615b6824d2c70ddb37ef9fc23493b7
tree3a8f52ce115778e5026e6624c4248cb55760ff5a
parent7f45ed5f0cd5ccbbec79adc6c48a67d6a85fba56
scsi: storvsc: Do not flag MAINTENANCE_IN return of SRB_STATUS_DATA_OVERRUN as an error

This partially reverts commit 812fe6420a6e ("scsi: storvsc: Handle
additional SRB status values").

HyperV does not support MAINTENANCE_IN resulting in FC passthrough
returning the SRB_STATUS_DATA_OVERRUN value. Now that
SRB_STATUS_DATA_OVERRUN is treated as an error, multipath ALUA paths go
into a faulty state as multipath ALUA submits RTPG commands via
MAINTENANCE_IN.

[    3.215560] hv_storvsc 1d69d403-9692-4460-89f9-a8cbcc0f94f3:
tag#230 cmd 0xa3 status: scsi 0x0 srb 0x12 hv 0xc0000001
[    3.215572] scsi 1:0:0:32: alua: rtpg failed, result 458752

Make MAINTENANCE_IN return success to avoid the error path as is
currently done with INQUIRY and MODE_SENSE.

Suggested-by: Michael Kelley <mhklinux@outlook.com>
Signed-off-by: Cathy Avery <cavery@redhat.com>
Link: https://lore.kernel.org/r/20241127181324.3318443-1-cavery@redhat.com
Reviewed-by: Michael Kelley <mhklinux@outlook.com>
Reviewed-by: Ewan D. Milne <emilne@redhat.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
drivers/scsi/storvsc_drv.c