Fold __clone_and_map_data_bio into its only caller.
Reviewed-by: Christoph Hellwig <[email protected]>
Signed-off-by: Mike Snitzer <[email protected]>
---
drivers/md/dm.c | 30 ++++++++----------------------
1 file changed, 8 insertions(+), 22 deletions(-)
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index 2cecb8832936..2f1942b61d48 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -1188,25 +1188,6 @@ static void bio_setup_sector(struct bio *bio, sector_t
sector, unsigned len)
bio->bi_iter.bi_size = to_bytes(len);
}
-/*
- * Creates a bio that consists of range of complete bvecs.
- */
-static int __clone_and_map_data_bio(struct clone_info *ci, struct dm_target
*ti,
- sector_t sector, unsigned *len)
-{
- struct bio *bio = ci->bio, *clone;
-
- clone = alloc_tio(ci, ti, 0, len, GFP_NOIO);
- bio_advance(clone, to_bytes(sector - clone->bi_iter.bi_sector));
- clone->bi_iter.bi_size = to_bytes(*len);
-
- if (bio_integrity(bio))
- bio_integrity_trim(clone);
-
- __map_bio(clone);
- return 0;
-}
-
static void alloc_multiple_bios(struct bio_list *blist, struct clone_info *ci,
struct dm_target *ti, unsigned num_bios,
unsigned *len)
@@ -1361,6 +1342,7 @@ static bool __process_abnormal_io(struct clone_info *ci,
struct dm_target *ti,
*/
static int __split_and_process_bio(struct clone_info *ci)
{
+ struct bio *clone;
struct dm_target *ti;
unsigned len;
int r;
@@ -1374,9 +1356,13 @@ static int __split_and_process_bio(struct clone_info *ci)
len = min_t(sector_t, max_io_len(ti, ci->sector), ci->sector_count);
- r = __clone_and_map_data_bio(ci, ti, ci->sector, &len);
- if (r < 0)
- return r;
+ clone = alloc_tio(ci, ti, 0, &len, GFP_NOIO);
+ bio_advance(clone, to_bytes(ci->sector - clone->bi_iter.bi_sector));
+ clone->bi_iter.bi_size = to_bytes(len);
+ if (bio_integrity(clone))
+ bio_integrity_trim(clone);
+
+ __map_bio(clone);
ci->sector += len;
ci->sector_count -= len;
--
2.15.0
--
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