diff options
| -rw-r--r-- | fs/btrfs/block-group.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/fs/btrfs/block-group.c b/fs/btrfs/block-group.c index a32de3a822d2..015603070143 100644 --- a/fs/btrfs/block-group.c +++ b/fs/btrfs/block-group.c @@ -23,6 +23,7 @@ #include "extent-tree.h" static struct kmem_cache *block_group_cache; +static struct kmem_cache *free_space_ctl_cache; int __init btrfs_init_block_group(void) { @@ -31,12 +32,22 @@ int __init btrfs_init_block_group(void) 0, 0, NULL); if (!block_group_cache) return -ENOMEM; + + free_space_ctl_cache = kmem_cache_create("btrfs_free_space_ctl", + sizeof(struct btrfs_free_space_ctl), + 0, 0, NULL); + if (!free_space_ctl_cache) { + kmem_cache_destroy(block_group_cache); + return -ENOMEM; + } + return 0; } void __cold btrfs_exit_block_group(void) { kmem_cache_destroy(block_group_cache); + kmem_cache_destroy(free_space_ctl_cache); } #ifdef CONFIG_BTRFS_DEBUG @@ -197,7 +208,7 @@ void btrfs_put_block_group(struct btrfs_block_group *cache) btrfs_discard_cancel_work(&cache->fs_info->discard_ctl, cache); - kfree(cache->free_space_ctl); + kmem_cache_free(free_space_ctl_cache, cache->free_space_ctl); btrfs_free_chunk_map(cache->physical_map); kmem_cache_free(block_group_cache, cache); } @@ -2392,7 +2403,7 @@ static struct btrfs_block_group *btrfs_create_block_group( if (!cache) return NULL; - cache->free_space_ctl = kzalloc_obj(*cache->free_space_ctl, GFP_NOFS); + cache->free_space_ctl = kmem_cache_zalloc(free_space_ctl_cache, GFP_NOFS); if (!cache->free_space_ctl) { kmem_cache_free(block_group_cache, cache); return NULL; |