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blk-mq: rename blk_mq_can_use_cached_rq 

blk_mq_can_use_cached_rq doesn't just check if we can use the request,
but also performs the work to actually use it.  Remove the _can in the
naming, and improve the comment describing the function.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240111135705.2155518-2-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2024-01-11 14:57:04 +01:00 committed by Jens Axboe
parent 25c1772a04
commit 309ce67414
1 changed files with 6 additions and 3 deletions
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9
block/blk-mq.c
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@ -2900,8 +2900,11 @@ static struct request *blk_mq_get_new_requests(struct request_queue *q,
return NULL;
}
/* return true if this @rq can be used for @bio */
static bool blk_mq_can_use_cached_rq(struct request *rq, struct blk_plug *plug,
/*
* Check if we can use the passed on request for submitting the passed in bio,
* and remove it from the request list if it can be used.
*/
static bool blk_mq_use_cached_rq(struct request *rq, struct blk_plug *plug,
struct bio *bio)
{
enum hctx_type type = blk_mq_get_hctx_type(bio->bi_opf);
@ -2979,7 +2982,7 @@ void blk_mq_submit_bio(struct bio *bio)
return;
if (blk_mq_attempt_bio_merge(q, bio, nr_segs))
return;
if (blk_mq_can_use_cached_rq(rq, plug, bio))
if (blk_mq_use_cached_rq(rq, plug, bio))
goto done;
percpu_ref_get(&q->q_usage_counter);
} else {