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[SCSI] sd: Avoid remapping bad reference tags

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It does not make sense to translate ref tags with unexpected values.
Instead we simply ignore them and let the upper layers catch the
problem. Ref tags that contain the expected value are still remapped.

Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
This commit is contained in:
Martin K. Petersen
2012-08-28 14:29:33 -04:00
committed by James Bottomley
parent b656688a90
commit 8c579ab69d
3 changed files with 9 additions and 23 deletions
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drivers/scsi/sd.h
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@@ -156,7 +156,7 @@ struct sd_dif_tuple {
#ifdef CONFIG_BLK_DEV_INTEGRITY
extern void sd_dif_config_host(struct scsi_disk *);
extern int sd_dif_prepare(struct request *rq, sector_t, unsigned int);
extern void sd_dif_prepare(struct request *rq, sector_t, unsigned int);
extern void sd_dif_complete(struct scsi_cmnd *, unsigned int);
#else /* CONFIG_BLK_DEV_INTEGRITY */