AuxXxilium/linux_dsm_epyc7002
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Merge remote-tracking branch 'mkp-scsi/4.7/scsi-fixes' into fixes

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This commit is contained in:
James Bottomley 2016-06-04 09:53:29 -04:00
commit 27ea13e618
3 changed files with 10 additions and 4 deletions
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1
drivers/scsi/scsi_devinfo.c
View File

@ -230,6 +230,7 @@ static struct {
{"PIONEER", "CD-ROM DRM-624X", NULL, BLIST_FORCELUN | BLIST_SINGLELUN},
{"Promise", "VTrak E610f", NULL, BLIST_SPARSELUN | BLIST_NO_RSOC},
{"Promise", "", NULL, BLIST_SPARSELUN},
{"QEMU", "QEMU CD-ROM", NULL, BLIST_SKIP_VPD_PAGES},
{"QNAP", "iSCSI Storage", NULL, BLIST_MAX_1024},
{"SYNOLOGY", "iSCSI Storage", NULL, BLIST_MAX_1024},
{"QUANTUM", "XP34301", "1071", BLIST_NOTQ},

8
drivers/scsi/sd.c
View File

@ -2867,10 +2867,10 @@ static int sd_revalidate_disk(struct gendisk *disk)
if (sdkp->opt_xfer_blocks &&
sdkp->opt_xfer_blocks <= dev_max &&
sdkp->opt_xfer_blocks <= SD_DEF_XFER_BLOCKS &&
sdkp->opt_xfer_blocks * sdp->sector_size >= PAGE_SIZE)
rw_max = q->limits.io_opt =
sdkp->opt_xfer_blocks * sdp->sector_size;
else
logical_to_bytes(sdp, sdkp->opt_xfer_blocks) >= PAGE_SIZE) {
q->limits.io_opt = logical_to_bytes(sdp, sdkp->opt_xfer_blocks);
rw_max = logical_to_sectors(sdp, sdkp->opt_xfer_blocks);
} else
rw_max = BLK_DEF_MAX_SECTORS;
/* Combine with controller limits */

5
drivers/scsi/sd.h
View File

@ -151,6 +151,11 @@ static inline sector_t logical_to_sectors(struct scsi_device *sdev, sector_t blo
return blocks << (ilog2(sdev->sector_size) - 9);
}
static inline unsigned int logical_to_bytes(struct scsi_device *sdev, sector_t blocks)
{
return blocks * sdev->sector_size;
}
/*
* A DIF-capable target device can be formatted with different
* protection schemes. Currently 0 through 3 are defined: