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| author | Christoph Hellwig <hch@lst.de> | 2024-02-13 08:34:24 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-02-13 08:56:59 -0700 |
| commit | 02aed4a1f2c355e41d82a8e9831031ca9e0eb45d (patch) | |
| tree | e73cc42c016aa78d49a6cd5f92d0c6e7bfa61e3a /drivers/block/loop.c | |
| parent | 65bdd16f8c72bb2178f5e4db40305bef6c96b309 (diff) | |
| download | linux-02aed4a1f2c355e41d82a8e9831031ca9e0eb45d.tar.gz linux-02aed4a1f2c355e41d82a8e9831031ca9e0eb45d.tar.bz2 linux-02aed4a1f2c355e41d82a8e9831031ca9e0eb45d.zip | |
loop: pass queue_limits to blk_mq_alloc_disk
Pass the max_hw_sector limit loop sets at initialization time directly to
blk_mq_alloc_disk instead of updating it right after the allocation.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.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: Hannes Reinecke <hare@suse.de>
Link: https://lore.kernel.org/r/20240213073425.1621680-15-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block/loop.c')
| -rw-r--r-- | drivers/block/loop.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 7abeb5869426..26c8ea790867 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -1971,6 +1971,12 @@ static const struct blk_mq_ops loop_mq_ops = { static int loop_add(int i) { + struct queue_limits lim = { + /* + * Random number picked from the historic block max_sectors cap. + */ + .max_hw_sectors = 2560u, + }; struct loop_device *lo; struct gendisk *disk; int err; @@ -2014,16 +2020,13 @@ static int loop_add(int i) if (err) goto out_free_idr; - disk = lo->lo_disk = blk_mq_alloc_disk(&lo->tag_set, NULL, lo); + disk = lo->lo_disk = blk_mq_alloc_disk(&lo->tag_set, &lim, lo); if (IS_ERR(disk)) { err = PTR_ERR(disk); goto out_cleanup_tags; } lo->lo_queue = lo->lo_disk->queue; - /* random number picked from the history block max_sectors cap */ - blk_queue_max_hw_sectors(lo->lo_queue, 2560u); - /* * By default, we do buffer IO, so it doesn't make sense to enable * merge because the I/O submitted to backing file is handled page by |