diff options
| -rw-r--r-- | drivers/md/dm.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/drivers/md/dm.c b/drivers/md/dm.c index 6304322a48f0..69535e021c92 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -1194,7 +1194,7 @@ static int dm_dax_zero_page_range(struct dax_device *dax_dev, pgoff_t pgoff, * +--------------------+---------------+-------+ * * <-------------- *tio->len_ptr ---------------> - * <------- bi_size -------> + * <----- bio_sectors -----> * <-- n_sectors --> * * Region 1 was already iterated over with bio_advance or similar function. @@ -1211,15 +1211,15 @@ static int dm_dax_zero_page_range(struct dax_device *dax_dev, pgoff_t pgoff, void dm_accept_partial_bio(struct bio *bio, unsigned n_sectors) { struct dm_target_io *tio = clone_to_tio(bio); - unsigned bi_size = bio->bi_iter.bi_size >> SECTOR_SHIFT; + unsigned bio_sectors = bio_sectors(bio); BUG_ON(dm_tio_flagged(tio, DM_TIO_IS_DUPLICATE_BIO)); BUG_ON(op_is_zone_mgmt(bio_op(bio))); BUG_ON(bio_op(bio) == REQ_OP_ZONE_APPEND); - BUG_ON(bi_size > *tio->len_ptr); - BUG_ON(n_sectors > bi_size); + BUG_ON(bio_sectors > *tio->len_ptr); + BUG_ON(n_sectors > bio_sectors); - *tio->len_ptr -= bi_size - n_sectors; + *tio->len_ptr -= bio_sectors - n_sectors; bio->bi_iter.bi_size = n_sectors << SECTOR_SHIFT; } EXPORT_SYMBOL_GPL(dm_accept_partial_bio); |