diff options
| author | Christoph Hellwig <hch@lst.de> | 2024-02-15 08:02:45 +0100 |
|---|---|---|
| committer | Jens Axboe <axboe@kernel.dk> | 2024-02-19 16:59:31 -0700 |
| commit | 9999200f583107f7e244e50935d480433b7d8a3b (patch) | |
| tree | f67a9278454754034e5dcee80ddf07404293ec20 /drivers/block | |
| parent | 5d6789ce33a97718564d0b8d2ea34e03d650e624 (diff) | |
| download | linux-9999200f583107f7e244e50935d480433b7d8a3b.tar.gz | |
aoe: pass queue_limits to blk_mq_alloc_disk
Pass the few limits aoe imposes directly to blk_mq_alloc_disk instead
of setting them one at a time and improve the way the default
max_hw_sectors is initialized while we're at it.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Link: https://lore.kernel.org/r/20240215070300.2200308-3-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/aoe/aoeblk.c | 15 |
1 files changed, 7 insertions, 8 deletions
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c index 2ff6e2da8cc41c..b6dac8cee70fe1 100644 --- a/drivers/block/aoe/aoeblk.c +++ b/drivers/block/aoe/aoeblk.c @@ -24,8 +24,8 @@ static DEFINE_MUTEX(aoeblk_mutex); static struct kmem_cache *buf_pool_cache; static struct dentry *aoe_debugfs_dir; -/* GPFS needs a larger value than the default. */ -static int aoe_maxsectors; +/* random default picked from the historic block max_sectors cap */ +static int aoe_maxsectors = 2560; module_param(aoe_maxsectors, int, 0644); MODULE_PARM_DESC(aoe_maxsectors, "When nonzero, set the maximum number of sectors per I/O request"); @@ -334,6 +334,10 @@ aoeblk_gdalloc(void *vp) mempool_t *mp; struct blk_mq_tag_set *set; sector_t ssize; + struct queue_limits lim = { + .max_hw_sectors = aoe_maxsectors, + .io_opt = SZ_2M, + }; ulong flags; int late = 0; int err; @@ -371,7 +375,7 @@ aoeblk_gdalloc(void *vp) goto err_mempool; } - gd = blk_mq_alloc_disk(set, NULL, d); + gd = blk_mq_alloc_disk(set, &lim, d); if (IS_ERR(gd)) { pr_err("aoe: cannot allocate block queue for %ld.%d\n", d->aoemajor, d->aoeminor); @@ -384,14 +388,9 @@ aoeblk_gdalloc(void *vp) WARN_ON(d->flags & DEVFL_TKILL); WARN_ON(d->gd); WARN_ON(d->flags & DEVFL_UP); - /* random number picked from the history block max_sectors cap */ - blk_queue_max_hw_sectors(gd->queue, 2560u); - blk_queue_io_opt(gd->queue, SZ_2M); d->bufpool = mp; d->blkq = gd->queue; d->gd = gd; - if (aoe_maxsectors) - blk_queue_max_hw_sectors(gd->queue, aoe_maxsectors); gd->major = AOE_MAJOR; gd->first_minor = d->sysminor; gd->minors = AOE_PARTITIONS; |