diff options
author | Christoph Hellwig <hch@lst.de> | 2024-02-15 08:10:52 +0100 |
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committer | Jens Axboe <axboe@kernel.dk> | 2024-02-19 16:58:24 -0700 |
commit | b3f0846e720ee59291e3c5235f8a46e70dbc652c (patch) | |
tree | e3cfa0e2a4b18b17cf94e45768e711c24ea092b5 /drivers/md/bcache | |
parent | 4190b3f291d9563a438bf32424a3f049442fc3a5 (diff) | |
download | linux-stable-b3f0846e720ee59291e3c5235f8a46e70dbc652c.tar.gz linux-stable-b3f0846e720ee59291e3c5235f8a46e70dbc652c.tar.bz2 linux-stable-b3f0846e720ee59291e3c5235f8a46e70dbc652c.zip |
bcache: pass queue_limits to blk_mq_alloc_disk
Pass the queue limits directly to blk_alloc_disk instead of setting them
one at a time.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Reviewed-by: Dan Williams <dan.j.williams@intel.com>
Reviewed-by: Himanshu Madhani <himanshu.madhani@oracle.com>
Link: https://lore.kernel.org/r/20240215071055.2201424-7-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/md/bcache')
-rw-r--r-- | drivers/md/bcache/super.c | 46 |
1 files changed, 24 insertions, 22 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c index 9955ecff3839..d06a9649d302 100644 --- a/drivers/md/bcache/super.c +++ b/drivers/md/bcache/super.c @@ -900,6 +900,16 @@ static int bcache_device_init(struct bcache_device *d, unsigned int block_size, struct request_queue *q; const size_t max_stripes = min_t(size_t, INT_MAX, SIZE_MAX / sizeof(atomic_t)); + struct queue_limits lim = { + .max_hw_sectors = UINT_MAX, + .max_sectors = UINT_MAX, + .max_segment_size = UINT_MAX, + .max_segments = BIO_MAX_VECS, + .max_hw_discard_sectors = UINT_MAX, + .io_min = block_size, + .logical_block_size = block_size, + .physical_block_size = block_size, + }; uint64_t n; int idx; @@ -935,7 +945,20 @@ static int bcache_device_init(struct bcache_device *d, unsigned int block_size, BIOSET_NEED_BVECS|BIOSET_NEED_RESCUER)) goto out_ida_remove; - d->disk = blk_alloc_disk(NULL, NUMA_NO_NODE); + if (lim.logical_block_size > PAGE_SIZE && cached_bdev) { + /* + * This should only happen with BCACHE_SB_VERSION_BDEV. + * Block/page size is checked for BCACHE_SB_VERSION_CDEV. + */ + pr_info("bcache%i: sb/logical block size (%u) greater than page size (%lu) falling back to device logical block size (%u)\n", + idx, lim.logical_block_size, + PAGE_SIZE, bdev_logical_block_size(cached_bdev)); + + /* This also adjusts physical block size/min io size if needed */ + lim.logical_block_size = bdev_logical_block_size(cached_bdev); + } + + d->disk = blk_alloc_disk(&lim, NUMA_NO_NODE); if (IS_ERR(d->disk)) goto out_bioset_exit; @@ -949,27 +972,6 @@ static int bcache_device_init(struct bcache_device *d, unsigned int block_size, d->disk->private_data = d; q = d->disk->queue; - q->limits.max_hw_sectors = UINT_MAX; - q->limits.max_sectors = UINT_MAX; - q->limits.max_segment_size = UINT_MAX; - q->limits.max_segments = BIO_MAX_VECS; - blk_queue_max_discard_sectors(q, UINT_MAX); - q->limits.io_min = block_size; - q->limits.logical_block_size = block_size; - q->limits.physical_block_size = block_size; - - if (q->limits.logical_block_size > PAGE_SIZE && cached_bdev) { - /* - * This should only happen with BCACHE_SB_VERSION_BDEV. - * Block/page size is checked for BCACHE_SB_VERSION_CDEV. - */ - pr_info("%s: sb/logical block size (%u) greater than page size (%lu) falling back to device logical block size (%u)\n", - d->disk->disk_name, q->limits.logical_block_size, - PAGE_SIZE, bdev_logical_block_size(cached_bdev)); - - /* This also adjusts physical block size/min io size if needed */ - blk_queue_logical_block_size(q, bdev_logical_block_size(cached_bdev)); - } blk_queue_flag_set(QUEUE_FLAG_NONROT, d->disk->queue); |