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blk-mq: Reuse callback in blk_mq_in_flight*() 

Reuse a more generic callback in both blk_mq_in_flight() and
blk_mq_in_flight_rw().

Signed-off-by: Pavel Begunkov <asml.silence@gmail.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Pavel Begunkov 2019-09-30 21:55:33 +03:00 committed by Jens Axboe
parent 27a46989a8
commit bb4e6b1491
1 changed files with 3 additions and 18 deletions
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21
block/blk-mq.c
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@ -102,11 +102,8 @@ static bool blk_mq_check_inflight(struct blk_mq_hw_ctx *hctx,
{
struct mq_inflight *mi = priv;
/*
* index[0] counts the specific partition that was asked for.
*/
if (rq->part == mi->part)
mi->inflight[0]++;
mi->inflight[rq_data_dir(rq)]++;
return true;
}
@ -119,19 +116,7 @@ unsigned int blk_mq_in_flight(struct request_queue *q, struct hd_struct *part)
inflight[0] = inflight[1] = 0;
blk_mq_queue_tag_busy_iter(q, blk_mq_check_inflight, &mi);
return inflight[0];
}
static bool blk_mq_check_inflight_rw(struct blk_mq_hw_ctx *hctx,
struct request *rq, void *priv,
bool reserved)
{
struct mq_inflight *mi = priv;
if (rq->part == mi->part)
mi->inflight[rq_data_dir(rq)]++;
return true;
return inflight[0] + inflight[1];
}
void blk_mq_in_flight_rw(struct request_queue *q, struct hd_struct *part,
@ -140,7 +125,7 @@ void blk_mq_in_flight_rw(struct request_queue *q, struct hd_struct *part,
struct mq_inflight mi = { .part = part, .inflight = inflight, };
inflight[0] = inflight[1] = 0;
blk_mq_queue_tag_busy_iter(q, blk_mq_check_inflight_rw, &mi);
blk_mq_queue_tag_busy_iter(q, blk_mq_check_inflight, &mi);
}
void blk_freeze_queue_start(struct request_queue *q)