linux-kernel - [PATCH 4/6] btrfs: Simplify the allocation of slab caches in btrfs_ctree

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Message-Id: <20240220090645.108625-5-chentao@kylinos.cn>
Date: Tue, 20 Feb 2024 17:06:43 +0800
From: Kunwu Chan <chentao@...inos.cn>
To: clm@...com,
	josef@...icpanda.com,
	dsterba@...e.com
Cc: linux-btrfs@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	Kunwu Chan <chentao@...inos.cn>
Subject: [PATCH 4/6] btrfs: Simplify the allocation of slab caches in btrfs_ctree_init

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@...inos.cn>
---
 fs/btrfs/ctree.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 33145da449cc..cb9e79eb6140 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -5082,9 +5082,7 @@ int btrfs_previous_extent_item(struct btrfs_root *root,
 
 int __init btrfs_ctree_init(void)
 {
-	btrfs_path_cachep = kmem_cache_create("btrfs_path",
-			sizeof(struct btrfs_path), 0,
-			SLAB_MEM_SPREAD, NULL);
+	btrfs_path_cachep = KMEM_CACHE(btrfs_path, SLAB_MEM_SPREAD);
 	if (!btrfs_path_cachep)
 		return -ENOMEM;
 	return 0;
-- 
2.39.2