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| author |   Christoph Hellwig <hch@lst.de> | 2022-11-01 16:00:47 +0100 |
|---|---|---|
| committer |   Jens Axboe <axboe@kernel.dk> | 2022-11-02 08:35:34 -0600 |
| commit | 80bd4a7aab4c9ce59bf5e35fdf52aa23d8a3c9f5 (patch) | |
| tree | 21d1dd0e8d5caf7c99cdeaccf55ac0cd866de799 /block/blk.h | |
| parent | blk-mq: skip non-mq queues in blk_mq_quiesce_queue (diff) | |
| download | wireguard-linux-80bd4a7aab4c9ce59bf5e35fdf52aa23d8a3c9f5.tar.xz wireguard-linux-80bd4a7aab4c9ce59bf5e35fdf52aa23d8a3c9f5.zip | |
blk-mq: move the srcu_struct used for quiescing to the tagset
All I/O submissions have fairly similar latencies, and a tagset-wide
quiesce is a fairly common operation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Chao Leng <lengchao@huawei.com>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Reviewed-by: Hannes Reinecke <hare@suse.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20221101150050.3510-12-hch@lst.de
[axboe: fix whitespace]
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk.h')
| -rw-r--r-- | block/blk.h | 9 |
1 files changed, 1 insertions, 8 deletions
diff --git a/block/blk.h b/block/blk.h index f1398fb96cec..e85703ae81dd 100644 --- a/block/blk.h +++ b/block/blk.h @@ -27,7 +27,6 @@ struct blk_flush_queue { }; extern struct kmem_cache *blk_requestq_cachep; -extern struct kmem_cache *blk_requestq_srcu_cachep; extern struct kobj_type blk_queue_ktype; extern struct ida blk_queue_ida; @@ -429,13 +428,7 @@ int bio_add_hw_page(struct request_queue *q, struct bio *bio, struct page *page, unsigned int len, unsigned int offset, unsigned int max_sectors, bool *same_page); -static inline struct kmem_cache *blk_get_queue_kmem_cache(bool srcu) -{ - if (srcu) - return blk_requestq_srcu_cachep; - return blk_requestq_cachep; -} -struct request_queue *blk_alloc_queue(int node_id, bool alloc_srcu); +struct request_queue *blk_alloc_queue(int node_id); int disk_scan_partitions(struct gendisk *disk, fmode_t mode); |