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authorBart Van Assche <bvanassche@acm.org>2023-05-17 20:42:25 +0300
committerJens Axboe <axboe@kernel.dk>2023-05-19 04:47:49 +0300
commit3b463cbea908a9c8d4b9eda09765070506864cbe (patch)
tree5043426831e7c3b68cad34d3391b7ccd4a362ce5 /block/mq-deadline.c
parente0d85cde95bba7d40caa3bf9bc41ee810f0e96df (diff)
downloadlinux-3b463cbea908a9c8d4b9eda09765070506864cbe.tar.xz
block: mq-deadline: Simplify deadline_skip_seq_writes()
Make the deadline_skip_seq_writes() code shorter without changing its functionality. Reviewed-by: Damien Le Moal <dlemoal@kernel.org> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Cc: Ming Lei <ming.lei@redhat.com> Signed-off-by: Bart Van Assche <bvanassche@acm.org> Link: https://lore.kernel.org/r/20230517174230.897144-8-bvanassche@acm.org Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/mq-deadline.c')
-rw-r--r--block/mq-deadline.c9
1 files changed, 3 insertions, 6 deletions
diff --git a/block/mq-deadline.c b/block/mq-deadline.c
index cea91ba4a6ea..56782ee93522 100644
--- a/block/mq-deadline.c
+++ b/block/mq-deadline.c
@@ -304,14 +304,11 @@ static struct request *deadline_skip_seq_writes(struct deadline_data *dd,
struct request *rq)
{
sector_t pos = blk_rq_pos(rq);
- sector_t skipped_sectors = 0;
- while (rq) {
- if (blk_rq_pos(rq) != pos + skipped_sectors)
- break;
- skipped_sectors += blk_rq_sectors(rq);
+ do {
+ pos += blk_rq_sectors(rq);
rq = deadline_latter_request(rq);
- }
+ } while (rq && blk_rq_pos(rq) == pos);
return rq;
}