btrfs: Simplify the allocation of slab caches in ordered_data_init

Message ID 20240131065448.133845-1-chentao@kylinos.cn
State New
Headers
Series btrfs: Simplify the allocation of slab caches in ordered_data_init |

Commit Message

Kunwu Chan Jan. 31, 2024, 6:54 a.m. UTC
  Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.

Signed-off-by: Kunwu Chan <chentao@kylinos.cn>
---
 fs/btrfs/ordered-data.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
  

Comments

Johannes Thumshirn Jan. 31, 2024, 10:21 a.m. UTC | #1
On 31.01.24 07:55, Kunwu Chan wrote:
> Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
> to simplify the creation of SLAB caches.

Same comment here.
  

Patch

diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 59850dc17b22..f65d681f4c65 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -1236,10 +1236,7 @@  struct btrfs_ordered_extent *btrfs_split_ordered_extent(
 
 int __init ordered_data_init(void)
 {
-	btrfs_ordered_extent_cache = kmem_cache_create("btrfs_ordered_extent",
-				     sizeof(struct btrfs_ordered_extent), 0,
-				     SLAB_MEM_SPREAD,
-				     NULL);
+	btrfs_ordered_extent_cache = KMEM_CACHE(btrfs_ordered_extent, SLAB_MEM_SPREAD);
 	if (!btrfs_ordered_extent_cache)
 		return -ENOMEM;