diff options
Diffstat (limited to 'drivers/md/dm-cache-target.c')
-rw-r--r-- | drivers/md/dm-cache-target.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/md/dm-cache-target.c b/drivers/md/dm-cache-target.c index db0944465127..1af70145fab9 100644 --- a/drivers/md/dm-cache-target.c +++ b/drivers/md/dm-cache-target.c | |||
@@ -671,15 +671,16 @@ static void remap_to_cache(struct cache *cache, struct bio *bio, | |||
671 | dm_cblock_t cblock) | 671 | dm_cblock_t cblock) |
672 | { | 672 | { |
673 | sector_t bi_sector = bio->bi_iter.bi_sector; | 673 | sector_t bi_sector = bio->bi_iter.bi_sector; |
674 | sector_t block = from_cblock(cblock); | ||
674 | 675 | ||
675 | bio->bi_bdev = cache->cache_dev->bdev; | 676 | bio->bi_bdev = cache->cache_dev->bdev; |
676 | if (!block_size_is_power_of_two(cache)) | 677 | if (!block_size_is_power_of_two(cache)) |
677 | bio->bi_iter.bi_sector = | 678 | bio->bi_iter.bi_sector = |
678 | (from_cblock(cblock) * cache->sectors_per_block) + | 679 | (block * cache->sectors_per_block) + |
679 | sector_div(bi_sector, cache->sectors_per_block); | 680 | sector_div(bi_sector, cache->sectors_per_block); |
680 | else | 681 | else |
681 | bio->bi_iter.bi_sector = | 682 | bio->bi_iter.bi_sector = |
682 | (from_cblock(cblock) << cache->sectors_per_block_shift) | | 683 | (block << cache->sectors_per_block_shift) | |
683 | (bi_sector & (cache->sectors_per_block - 1)); | 684 | (bi_sector & (cache->sectors_per_block - 1)); |
684 | } | 685 | } |
685 | 686 | ||