* [PATCH 2/4] fs: Starting sector size calculation
@ 2013-03-05 0:24 y
0 siblings, 0 replies; only message in thread
From: y @ 2013-03-05 0:24 UTC (permalink / raw)
From: Keith Busch <keith.busch@intel.com>
Use the block device sector size to calculate the starting sector when
generating and verifying the data integrity.
Signed-off-by: Keith Busch <keith.busch at intel.com>
---
fs/bio-integrity.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/fs/bio-integrity.c b/fs/bio-integrity.c
index a3f28f3..cf135df 100644
--- a/fs/bio-integrity.c
+++ b/fs/bio-integrity.c
@@ -335,7 +335,7 @@ static void bio_integrity_generate(struct bio *bio)
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
struct blk_integrity_exchg bix;
struct bio_vec *bv;
- sector_t sector = bio->bi_sector;
+ sector_t sector = (bio->bi_sector << 9) / bi->sector_size;
unsigned int i, sectors, total;
void *prot_buf = bio->bi_integrity->bip_buf;
@@ -476,7 +476,7 @@ static int bio_integrity_verify(struct bio *bio)
struct blk_integrity *bi = bdev_get_integrity(bio->bi_bdev);
struct blk_integrity_exchg bix;
struct bio_vec *bv;
- sector_t sector = bio->bi_integrity->bip_sector;
+ sector_t sector = (bio->bi_sector << 9) / bi->sector_size;
unsigned int i, sectors, total, ret;
void *prot_buf = bio->bi_integrity->bip_buf;
--
1.7.0.4
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