Commit b2c7d55e authored by Kunwu Chan's avatar Kunwu Chan Committed by David Sterba
Browse files

btrfs: use KMEM_CACHE() to create delayed ref caches 



Use the KMEM_CACHE() macro instead of kmem_cache_create() to simplify
the creation of SLAB caches related to delayed refs when the default
values are used.

Signed-off-by: default avatarKunwu Chan <chentao@kylinos.cn>
Reviewed-by: default avatarDavid Sterba <dsterba@suse.com>
Signed-off-by: default avatarDavid Sterba <dsterba@suse.com>
parent 66ce5447

fs/btrfs/delayed-ref.c

+8 −16
Original line number Diff line number Diff line
@@ -1307,31 +1307,23 @@ void __cold btrfs_delayed_ref_exit(void) 


int __init btrfs_delayed_ref_init(void)

{

	btrfs_delayed_ref_head_cachep = kmem_cache_create(

				"btrfs_delayed_ref_head",

				sizeof(struct btrfs_delayed_ref_head), 0,

				SLAB_MEM_SPREAD, NULL);

	btrfs_delayed_ref_head_cachep = KMEM_CACHE(btrfs_delayed_ref_head,

						   SLAB_MEM_SPREAD);

	if (!btrfs_delayed_ref_head_cachep)

		goto fail;



	btrfs_delayed_tree_ref_cachep = kmem_cache_create(

				"btrfs_delayed_tree_ref",

				sizeof(struct btrfs_delayed_tree_ref), 0,

				SLAB_MEM_SPREAD, NULL);

	btrfs_delayed_tree_ref_cachep = KMEM_CACHE(btrfs_delayed_tree_ref,

						   SLAB_MEM_SPREAD);

	if (!btrfs_delayed_tree_ref_cachep)

		goto fail;



	btrfs_delayed_data_ref_cachep = kmem_cache_create(

				"btrfs_delayed_data_ref",

				sizeof(struct btrfs_delayed_data_ref), 0,

				SLAB_MEM_SPREAD, NULL);

	btrfs_delayed_data_ref_cachep = KMEM_CACHE(btrfs_delayed_data_ref,

						   SLAB_MEM_SPREAD);

	if (!btrfs_delayed_data_ref_cachep)

		goto fail;



	btrfs_delayed_extent_op_cachep = kmem_cache_create(

				"btrfs_delayed_extent_op",

				sizeof(struct btrfs_delayed_extent_op), 0,

				SLAB_MEM_SPREAD, NULL);

	btrfs_delayed_extent_op_cachep = KMEM_CACHE(btrfs_delayed_extent_op,

						    SLAB_MEM_SPREAD);

	if (!btrfs_delayed_extent_op_cachep)

		goto fail;