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| author | Ming Lei <ming.lei@redhat.com> | 2024-10-31 14:37:17 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-11-08 00:27:22 +0100 |
| commit | 54027869df83aceccd18c4a799b263a2b318b065 (patch) | |
| tree | c91c67f914f236d14a15984e0f6291ccc657fbf5 /block/blk-mq.c | |
| parent | block: Add a public bdev_zone_is_seq() helper (diff) | |
| download | linux-54027869df83aceccd18c4a799b263a2b318b065.tar.xz linux-54027869df83aceccd18c4a799b263a2b318b065.zip | |
block: remove blk_freeze_queue()
No one use blk_freeze_queue(), so remove it and the obsolete comment.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Link: https://lore.kernel.org/r/20241031133723.303835-2-ming.lei@redhat.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/blk-mq.c')
| -rw-r--r-- | block/blk-mq.c | 22 |
1 files changed, 1 insertions, 21 deletions
diff --git a/block/blk-mq.c b/block/blk-mq.c index 4ae7eb335fbd..5f4496220432 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -161,31 +161,11 @@ int blk_mq_freeze_queue_wait_timeout(struct request_queue *q, } EXPORT_SYMBOL_GPL(blk_mq_freeze_queue_wait_timeout); -/* - * Guarantee no request is in use, so we can change any data structure of - * the queue afterward. - */ -void blk_freeze_queue(struct request_queue *q) +void blk_mq_freeze_queue(struct request_queue *q) { - /* - * In the !blk_mq case we are only calling this to kill the - * q_usage_counter, otherwise this increases the freeze depth - * and waits for it to return to zero. For this reason there is - * no blk_unfreeze_queue(), and blk_freeze_queue() is not - * exported to drivers as the only user for unfreeze is blk_mq. - */ blk_freeze_queue_start(q); blk_mq_freeze_queue_wait(q); } - -void blk_mq_freeze_queue(struct request_queue *q) -{ - /* - * ...just an alias to keep freeze and unfreeze actions balanced - * in the blk_mq_* namespace - */ - blk_freeze_queue(q); -} EXPORT_SYMBOL_GPL(blk_mq_freeze_queue); bool __blk_mq_unfreeze_queue(struct request_queue *q, bool force_atomic) |