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block: remove the initialize_rq_fn blk_mq_ops method

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Entirely unused now.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Link: https://lore.kernel.org/r/20211021060607.264371-7-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig 2021-10-21 08:06:06 +02:00 committed by Jens Axboe
parent 68ec3b819a
commit 4abafdc436
2 changed files with 1 additions and 13 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

9
block/blk-core.c
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@ -606,16 +606,9 @@ EXPORT_SYMBOL(blk_get_queue);
struct request *blk_get_request(struct request_queue *q, unsigned int op, struct request *blk_get_request(struct request_queue *q, unsigned int op,
blk_mq_req_flags_t flags) blk_mq_req_flags_t flags)
{ {
struct request *req;
WARN_ON_ONCE(op & REQ_NOWAIT); WARN_ON_ONCE(op & REQ_NOWAIT);
WARN_ON_ONCE(flags & ~(BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_PM)); WARN_ON_ONCE(flags & ~(BLK_MQ_REQ_NOWAIT | BLK_MQ_REQ_PM));
return blk_mq_alloc_request(q, op, flags);
req = blk_mq_alloc_request(q, op, flags);
if (!IS_ERR(req) && q->mq_ops->initialize_rq_fn)
q->mq_ops->initialize_rq_fn(req);
return req;
} }
EXPORT_SYMBOL(blk_get_request); EXPORT_SYMBOL(blk_get_request);

5
include/linux/blk-mq.h
View file

@ -566,11 +566,6 @@ struct blk_mq_ops {
void (*exit_request)(struct blk_mq_tag_set *set, struct request *, void (*exit_request)(struct blk_mq_tag_set *set, struct request *,
unsigned int); unsigned int);
/**
* @initialize_rq_fn: Called from inside blk_get_request().
*/
void (*initialize_rq_fn)(struct request *rq);
/** /**
* @cleanup_rq: Called before freeing one request which isn't completed * @cleanup_rq: Called before freeing one request which isn't completed
* yet, and usually for freeing the driver private data. * yet, and usually for freeing the driver private data.