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authorChristoph Hellwig <hch@lst.de>2024-12-19 07:01:59 +0100
committerJens Axboe <axboe@kernel.dk>2024-12-23 08:17:23 -0700
commitcc76ace465d6977b47daa427379b7be1e0976f12 (patch)
treecdb182508f10e4a4e157238e8f72645615c7c65f /block/blk-mq-sched.c
parent9bc1e897a821f19ba3775bb013a8a6fb121c3ca1 (diff)
block: remove BLK_MQ_F_SHOULD_MERGE
BLK_MQ_F_SHOULD_MERGE is set for all tag_sets except those that purely process passthrough commands (bsg-lib, ufs tmf, various nvme admin queues) and thus don't even check the flag. Remove it to simplify the driver interface. Signed-off-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20241219060214.1928848-1-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-mq-sched.c')
-rw-r--r--block/blk-mq-sched.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/block/blk-mq-sched.c b/block/blk-mq-sched.c
index 451a2c1f1f32..7442ca27c2bf 100644
--- a/block/blk-mq-sched.c
+++ b/block/blk-mq-sched.c
@@ -351,8 +351,7 @@ bool blk_mq_sched_bio_merge(struct request_queue *q, struct bio *bio,
ctx = blk_mq_get_ctx(q);
hctx = blk_mq_map_queue(q, bio->bi_opf, ctx);
type = hctx->type;
- if (!(hctx->flags & BLK_MQ_F_SHOULD_MERGE) ||
- list_empty_careful(&ctx->rq_lists[type]))
+ if (list_empty_careful(&ctx->rq_lists[type]))
goto out_put;
/* default per sw-queue merge */