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Commit 327fe1d4 authored by Marcos Paulo de Souza's avatar Marcos Paulo de Souza Committed by Jens Axboe
Browse files

block: blk-mq: Remove blk_mq_sched_started_request and started_request 



blk_mq_sched_completed_request is a function that checks if the elevator
related to the request has started_request implemented, but currently, none of
the available IO schedulers implement started_request, so remove both.

Signed-off-by: default avatarMarcos Paulo de Souza <marcos.souza.org@gmail.com>
Signed-off-by: default avatarJens Axboe <axboe@kernel.dk>
parent 5d9e06d6

block/blk-mq-sched.h

+0 −9
Original line number Diff line number Diff line
@@ -61,15 +61,6 @@ static inline void blk_mq_sched_completed_request(struct request *rq, u64 now) 
		e->type->ops.completed_request(rq, now);

}



static inline void blk_mq_sched_started_request(struct request *rq)

{

	struct request_queue *q = rq->q;

	struct elevator_queue *e = q->elevator;



	if (e && e->type->ops.started_request)

		e->type->ops.started_request(rq);

}



static inline void blk_mq_sched_requeue_request(struct request *rq)

{

	struct request_queue *q = rq->q;

block/blk-mq.c

+0 −2
Original line number Diff line number Diff line
@@ -669,8 +669,6 @@ void blk_mq_start_request(struct request *rq) 
{

	struct request_queue *q = rq->q;



	blk_mq_sched_started_request(rq);



	trace_block_rq_issue(q, rq);



	if (test_bit(QUEUE_FLAG_STATS, &q->queue_flags)) {

include/linux/elevator.h

+0 −1
Original line number Diff line number Diff line
@@ -45,7 +45,6 @@ struct elevator_mq_ops { 
	struct request *(*dispatch_request)(struct blk_mq_hw_ctx *);

	bool (*has_work)(struct blk_mq_hw_ctx *);

	void (*completed_request)(struct request *, u64);

	void (*started_request)(struct request *);

	void (*requeue_request)(struct request *);

	struct request *(*former_request)(struct request_queue *, struct request *);

	struct request *(*next_request)(struct request_queue *, struct request *);