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block: add a queue_limits_commit_update_frozen helper

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Add a helper that freezes the queue, updates the queue limits and
unfreezes the queue and convert all open coded versions of that to the
new helper.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: John Garry <john.g.garry@oracle.com>
Reviewed-by: Ming Lei <ming.lei@redhat.com>
Reviewed-by: Damien Le Moal <dlemoal@kernel.org>
Reviewed-by: Martin K. Petersen <martin.petersen@oracle.com>
Reviewed-by: Nilay Shroff <nilay@linux.ibm.com>
Reviewed-by: Johannes Thumshirn <johannes.thumshirn@wdc.com>
Link: https://lore.kernel.org/r/20250110054726.1499538-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Christoph Hellwig
2025-01-10 06:47:10 +01:00
committed by Jens Axboe
parent 9c96821b44
commit aa427d7b73
7 changed files with 35 additions and 28 deletions
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2
include/linux/blkdev.h
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@@ -952,6 +952,8 @@ queue_limits_start_update(struct request_queue *q)
mutex_lock(&q->limits_lock);
return q->limits;
}
int queue_limits_commit_update_frozen(struct request_queue *q,
struct queue_limits *lim);
int queue_limits_commit_update(struct request_queue *q,
struct queue_limits *lim);
int queue_limits_set(struct request_queue *q, struct queue_limits *lim);