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SCSI fixes on 20200328

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Two small fixes, one in drivers (qla2xxx) and one in the core (sd) to
 try to cope with USB enclosures that silently change reported
 parameters.
 
 Signed-off-by: James E.J. Bottomley <jejb@linux.ibm.com>
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Merge tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi

Pull SCSI fixes from James Bottomley:
 "Two small fixes: one in drivers (qla2xxx), and one in the core (sd) to
  try to cope with USB enclosures that silently change reported
  parameters"

* tag 'scsi-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/jejb/scsi:
  scsi: sd: Fix optimal I/O size for devices that change reported values
  scsi: qla2xxx: Fix I/Os being passed down when FC device is being deleted
This commit is contained in:
Linus Torvalds 2020-03-28 09:14:16 -07:00
commit 83fd69c933
2 changed files with 5 additions and 3 deletions
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4
drivers/scsi/qla2xxx/qla_os.c
View File

@ -864,7 +864,7 @@ qla2xxx_queuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd)
goto qc24_fail_command;
}
if (atomic_read(&fcport->state) != FCS_ONLINE) {
if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) {
if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
ql_dbg(ql_dbg_io, vha, 0x3005,
@ -946,7 +946,7 @@ qla2xxx_mqueuecommand(struct Scsi_Host *host, struct scsi_cmnd *cmd,
goto qc24_fail_command;
}
if (atomic_read(&fcport->state) != FCS_ONLINE) {
if (atomic_read(&fcport->state) != FCS_ONLINE || fcport->deleted) {
if (atomic_read(&fcport->state) == FCS_DEVICE_DEAD ||
atomic_read(&base_vha->loop_state) == LOOP_DEAD) {
ql_dbg(ql_dbg_io, vha, 0x3077,

4
drivers/scsi/sd.c
View File

@ -3169,9 +3169,11 @@ static int sd_revalidate_disk(struct gendisk *disk)
if (sd_validate_opt_xfer_size(sdkp, dev_max)) {
q->limits.io_opt = logical_to_bytes(sdp, sdkp->opt_xfer_blocks);
rw_max = logical_to_sectors(sdp, sdkp->opt_xfer_blocks);
} else
} else {
q->limits.io_opt = 0;
rw_max = min_not_zero(logical_to_sectors(sdp, dev_max),
(sector_t)BLK_DEF_MAX_SECTORS);
}
/* Do not exceed controller limit */
rw_max = min(rw_max, queue_max_hw_sectors(q));