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authorChristoph Hellwig <hch@lst.de>2022-02-15 11:05:38 +0100
committerJens Axboe <axboe@kernel.dk>2022-02-16 19:39:10 -0700
commit28db4711bf48303814dcfd8d41a41106e90bc374 (patch)
tree706d5e19352c20782099d0ba838f4a7c1391bc2e
parentblk-mq: fold blk_cloned_rq_check_limits into blk_insert_cloned_request (diff)
downloadlinux-dev-28db4711bf48303814dcfd8d41a41106e90bc374.tar.xz
linux-dev-28db4711bf48303814dcfd8d41a41106e90bc374.zip
blk-mq: remove the request_queue argument to blk_insert_cloned_request
The request must be submitted to the queue it was allocated for, so remove the extra request_queue argument. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Mike Snitzer <snitzer@redhat.com> Link: https://lore.kernel.org/r/20220215100540.3892965-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--block/blk-mq.c9
-rw-r--r--drivers/md/dm-rq.c2
-rw-r--r--include/linux/blk-mq.h3
3 files changed, 6 insertions, 8 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c
index fc132933397f..886836a54064 100644
--- a/block/blk-mq.c
+++ b/block/blk-mq.c
@@ -2843,11 +2843,11 @@ void blk_mq_submit_bio(struct bio *bio)
#ifdef CONFIG_BLK_MQ_STACKING
/**
* blk_insert_cloned_request - Helper for stacking drivers to submit a request
- * @q: the queue to submit the request
* @rq: the request being queued
*/
-blk_status_t blk_insert_cloned_request(struct request_queue *q, struct request *rq)
+blk_status_t blk_insert_cloned_request(struct request *rq)
{
+ struct request_queue *q = rq->q;
unsigned int max_sectors = blk_queue_get_max_sectors(q, req_op(rq));
blk_status_t ret;
@@ -2881,8 +2881,7 @@ blk_status_t blk_insert_cloned_request(struct request_queue *q, struct request *
return BLK_STS_IOERR;
}
- if (rq->q->disk &&
- should_fail_request(rq->q->disk->part0, blk_rq_bytes(rq)))
+ if (q->disk && should_fail_request(q->disk->part0, blk_rq_bytes(rq)))
return BLK_STS_IOERR;
if (blk_crypto_insert_cloned_request(rq))
@@ -2895,7 +2894,7 @@ blk_status_t blk_insert_cloned_request(struct request_queue *q, struct request *
* bypass a potential scheduler on the bottom device for
* insert.
*/
- blk_mq_run_dispatch_ops(rq->q,
+ blk_mq_run_dispatch_ops(q,
ret = blk_mq_request_issue_directly(rq, true));
if (ret)
blk_account_io_done(rq, ktime_get_ns());
diff --git a/drivers/md/dm-rq.c b/drivers/md/dm-rq.c
index 579ab6183d4d..2fcc9b7f391b 100644
--- a/drivers/md/dm-rq.c
+++ b/drivers/md/dm-rq.c
@@ -311,7 +311,7 @@ static blk_status_t dm_dispatch_clone_request(struct request *clone, struct requ
clone->rq_flags |= RQF_IO_STAT;
clone->start_time_ns = ktime_get_ns();
- r = blk_insert_cloned_request(clone->q, clone);
+ r = blk_insert_cloned_request(clone);
if (r != BLK_STS_OK && r != BLK_STS_RESOURCE && r != BLK_STS_DEV_RESOURCE)
/* must complete clone in terms of original request */
dm_complete_request(rq, r);
diff --git a/include/linux/blk-mq.h b/include/linux/blk-mq.h
index d319ffa59354..3a41d50b85d3 100644
--- a/include/linux/blk-mq.h
+++ b/include/linux/blk-mq.h
@@ -952,8 +952,7 @@ int blk_rq_prep_clone(struct request *rq, struct request *rq_src,
struct bio_set *bs, gfp_t gfp_mask,
int (*bio_ctr)(struct bio *, struct bio *, void *), void *data);
void blk_rq_unprep_clone(struct request *rq);
-blk_status_t blk_insert_cloned_request(struct request_queue *q,
- struct request *rq);
+blk_status_t blk_insert_cloned_request(struct request *rq);
struct rq_map_data {
struct page **pages;