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path: root/drivers/md/bcache/super.c
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Diffstat (limited to 'drivers/md/bcache/super.c')
-rw-r--r--drivers/md/bcache/super.c32
1 files changed, 2 insertions, 30 deletions
diff --git a/drivers/md/bcache/super.c b/drivers/md/bcache/super.c
index 926ded8ccbf5..f77fb40d8345 100644
--- a/drivers/md/bcache/super.c
+++ b/drivers/md/bcache/super.c
@@ -59,29 +59,6 @@ struct workqueue_struct *bcache_wq;
#define BTREE_MAX_PAGES (256 * 1024 / PAGE_SIZE)
-static void bio_split_pool_free(struct bio_split_pool *p)
-{
- if (p->bio_split_hook)
- mempool_destroy(p->bio_split_hook);
-
- if (p->bio_split)
- bioset_free(p->bio_split);
-}
-
-static int bio_split_pool_init(struct bio_split_pool *p)
-{
- p->bio_split = bioset_create(4, 0);
- if (!p->bio_split)
- return -ENOMEM;
-
- p->bio_split_hook = mempool_create_kmalloc_pool(4,
- sizeof(struct bio_split_hook));
- if (!p->bio_split_hook)
- return -ENOMEM;
-
- return 0;
-}
-
/* Superblock */
static const char *read_super(struct cache_sb *sb, struct block_device *bdev,
@@ -537,7 +514,7 @@ static void prio_io(struct cache *ca, uint64_t bucket, unsigned long rw)
bio->bi_private = ca;
bch_bio_map(bio, ca->disk_buckets);
- closure_bio_submit(bio, &ca->prio, ca);
+ closure_bio_submit(bio, &ca->prio);
closure_sync(cl);
}
@@ -759,7 +736,6 @@ static void bcache_device_free(struct bcache_device *d)
put_disk(d->disk);
}
- bio_split_pool_free(&d->bio_split_hook);
if (d->bio_split)
bioset_free(d->bio_split);
if (is_vmalloc_addr(d->full_dirty_stripes))
@@ -812,7 +788,6 @@ static int bcache_device_init(struct bcache_device *d, unsigned block_size,
return minor;
if (!(d->bio_split = bioset_create(4, offsetof(struct bbio, bio))) ||
- bio_split_pool_init(&d->bio_split_hook) ||
!(d->disk = alloc_disk(1))) {
ida_simple_remove(&bcache_minor, minor);
return -ENOMEM;
@@ -1783,8 +1758,6 @@ void bch_cache_release(struct kobject *kobj)
if (ca->set)
ca->set->cache[ca->sb.nr_this_dev] = NULL;
- bio_split_pool_free(&ca->bio_split_hook);
-
free_pages((unsigned long) ca->disk_buckets, ilog2(bucket_pages(ca)));
kfree(ca->prio_buckets);
vfree(ca->buckets);
@@ -1831,8 +1804,7 @@ static int cache_alloc(struct cache_sb *sb, struct cache *ca)
ca->sb.nbuckets)) ||
!(ca->prio_buckets = kzalloc(sizeof(uint64_t) * prio_buckets(ca) *
2, GFP_KERNEL)) ||
- !(ca->disk_buckets = alloc_bucket_pages(GFP_KERNEL, ca)) ||
- bio_split_pool_init(&ca->bio_split_hook))
+ !(ca->disk_buckets = alloc_bucket_pages(GFP_KERNEL, ca)))
return -ENOMEM;
ca->prio_last_buckets = ca->prio_buckets + prio_buckets(ca);