diff mbox series

[4/7] blk-mq: remove unnecessary bit clear in __blk_mq_alloc_requests_batch

Message ID 20230209201116.579809-5-shikemeng@huaweicloud.com (mailing list archive)
State New, archived
Headers show
Series A few bugfix and cleanup patches to blk-mq | expand

Commit Message

Kemeng Shi Feb. 9, 2023, 8:11 p.m. UTC 
Bits in tag_mask will not be accessed after it's cleared. So we can remove
this unnecessary clear.

Signed-off-by: Kemeng Shi <shikemeng@huaweicloud.com>
---
 block/blk-mq.c | 1 -
 1 file changed, 1 deletion(-)
diff mbox series

Patch

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 89b4dd81ae17..6014d9b5e296 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -456,7 +456,6 @@  __blk_mq_alloc_requests_batch(struct blk_mq_alloc_data *data,
 			continue;
 		tag = tag_offset + i;
 		prefetch(tags->static_rqs[tag]);
-		tag_mask &= ~(1UL << i);
 		rq = blk_mq_rq_ctx_init(data, tags, tag, alloc_time_ns);
 		rq_list_add(data->cached_rq, rq);
 		nr++;