summaryrefslogtreecommitdiff
path: root/drivers/scsi/sd_dif.c
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/sd_dif.c')
-rw-r--r--drivers/scsi/sd_dif.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c
index 84be62149c6c..0cb39ff21171 100644
--- a/drivers/scsi/sd_dif.c
+++ b/drivers/scsi/sd_dif.c
@@ -375,21 +375,20 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s
unsigned int i, j;
u32 phys, virt;
- /* Already remapped? */
- if (rq->cmd_flags & REQ_INTEGRITY)
- return 0;
-
sdkp = rq->bio->bi_bdev->bd_disk->private_data;
if (sdkp->protection_type == SD_DIF_TYPE3_PROTECTION)
return 0;
- rq->cmd_flags |= REQ_INTEGRITY;
phys = hw_sector & 0xffffffff;
__rq_for_each_bio(bio, rq) {
struct bio_vec *iv;
+ /* Already remapped? */
+ if (bio_flagged(bio, BIO_MAPPED_INTEGRITY))
+ break;
+
virt = bio->bi_integrity->bip_sector & 0xffffffff;
bip_for_each_vec(iv, bio->bi_integrity, i) {
@@ -408,6 +407,8 @@ int sd_dif_prepare(struct request *rq, sector_t hw_sector, unsigned int sector_s
kunmap_atomic(sdt, KM_USER0);
}
+
+ bio->bi_flags |= BIO_MAPPED_INTEGRITY;
}
return 0;