[PATCH] blokc/blk-merge: remove the next_bvec label in __blk_bios_map_sg()linux-block@xxxxxxxxxxxxxxx (open list:BLOCK LAYER)

From: sh
Date: Wed Dec 23 2020 - 01:08:11 EST


remove the next_bvec label in __blk_bios_map_sg(), simplify the logic
of traversal bvec.

Signed-off-by: sh <sh_def@xxxxxxx>
---
block/blk-merge.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)

diff --git a/block/blk-merge.c b/block/blk-merge.c
index 808768f6b174..aa113cbc0f35 100644
--- a/block/blk-merge.c
+++ b/block/blk-merge.c
@@ -494,15 +494,15 @@ static int __blk_bios_map_sg(struct request_queue *q, struct bio *bio,
* to bio
*/
if (new_bio &&
- __blk_segment_map_sg_merge(q, &bvec, &bvprv, sg))
- goto next_bvec;
+ __blk_segment_map_sg_merge(q, &bvec, &bvprv, sg)) {
+ new_bio = false;
+ continue;
+ }

if (bvec.bv_offset + bvec.bv_len <= PAGE_SIZE)
nsegs += __blk_bvec_map_sg(bvec, sglist, sg);
else
nsegs += blk_bvec_map_sg(q, &bvec, sglist, sg);
- next_bvec:
- new_bio = false;
}
if (likely(bio->bi_iter.bi_size)) {
bvprv = bvec;
--
2.25.1