blk-mq: remove blk_mq_in_flight()

After commit 7be835694dae ("block: fix that util can be greater than
100%"), it's not used and can be removed.

Link: https://lore.kernel.org/linux-raid/20250506124903.2540268-1-yukuai1@huaweicloud.com
Signed-off-by: Yu Kuai <yukuai3@huawei.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Hannes Reinecke <hare@suse.de>

diff --git a/block/blk-mq.c b/block/blk-mq.c
index 4f79a9808fd170e01bcb0c462620a983b84bd487..7d87e893999b18350335b83f0a4185d3df257697 100644 (file)
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -101,16 +101,6 @@ static bool blk_mq_check_inflight(struct request *rq, void *priv)
        return true;
 }
 
-unsigned int blk_mq_in_flight(struct request_queue *q,
-               struct block_device *part)
-{
-       struct mq_inflight mi = { .part = part };
-
-       blk_mq_queue_tag_busy_iter(q, blk_mq_check_inflight, &mi);
-
-       return mi.inflight[0] + mi.inflight[1];
-}
-
 void blk_mq_in_flight_rw(struct request_queue *q, struct block_device *part,
                unsigned int inflight[2])
 {

diff --git a/block/blk-mq.h b/block/blk-mq.h
index d15ff1e130c8a03662c4623797366aa123f3eec5..eeac0d47c878c6c0bfc2473baee70af8ed478e56 100644 (file)
--- a/block/blk-mq.h
+++ b/block/blk-mq.h
@@ -246,8 +246,6 @@ static inline bool blk_mq_hw_queue_mapped(struct blk_mq_hw_ctx *hctx)
        return hctx->nr_ctx && hctx->tags;
 }
 
-unsigned int blk_mq_in_flight(struct request_queue *q,
-               struct block_device *part);
 void blk_mq_in_flight_rw(struct request_queue *q, struct block_device *part,
                unsigned int inflight[2]);