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| author | Christoph Hellwig <hch@lst.de> | 2022-10-30 11:07:14 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2022-11-01 09:12:24 -0600 |
| commit | 64b36075eb0e50af6f59047b5f698a9f2bb2b4fd (patch) | |
| tree | 411815f10bee1d8f5ce412a9c0a099b21d93b878 /block/blk.h | |
| parent | ffb86425ee2cadbe573c483b789aab2dd57aeb7b (diff) | |
| download | lwn-64b36075eb0e50af6f59047b5f698a9f2bb2b4fd.tar.gz lwn-64b36075eb0e50af6f59047b5f698a9f2bb2b4fd.zip | |
block: split elevator_switch
Split an elevator_disable helper from elevator_switch for the case where
we want to switch to no scheduler at all. This includes removing the
pointless elevator_switch_mq helper and removing the switch to no
schedule logic from blk_mq_init_sched.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20221030100714.876891-8-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk.h')
| -rw-r--r-- | block/blk.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/block/blk.h b/block/blk.h index 7f9e089ab1f7..f1398fb96cec 100644 --- a/block/blk.h +++ b/block/blk.h @@ -278,6 +278,7 @@ bool blk_bio_list_merge(struct request_queue *q, struct list_head *list, void blk_insert_flush(struct request *rq); int elevator_switch(struct request_queue *q, struct elevator_type *new_e); +void elevator_disable(struct request_queue *q); void elevator_exit(struct request_queue *q); int elv_register_queue(struct request_queue *q, bool uevent); void elv_unregister_queue(struct request_queue *q); |