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From: Kunwu Chan <chentao@kylinos.cn>
To: clm@fb.com,
	josef@toxicpanda.com,
	dsterba@suse.com
Cc: linux-btrfs@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Kunwu Chan <chentao@kylinos.cn>
Subject: [PATCH 5/6] btrfs: Simplify the allocation of slab caches in btrfs_delayed_ref_init
Date: Tue, 20 Feb 2024 17:06:44 +0800
Message-Id: <20240220090645.108625-6-chentao@kylinos.cn>
In-Reply-To: <20240220090645.108625-1-chentao@kylinos.cn>
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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/delayed-ref.c | 24 ++++++++----------------
 1 file changed, 8 insertions(+), 16 deletions(-)

diff --git a/fs/btrfs/delayed-ref.c b/fs/btrfs/delayed-ref.c
index 891ea2fa263c..4a352e00ffde 100644
--- a/fs/btrfs/delayed-ref.c
+++ b/fs/btrfs/delayed-ref.c
@@ -1242,31 +1242,23 @@ void __cold btrfs_delayed_ref_exit(void)
=20
 int __init btrfs_delayed_ref_init(void)
 {
-	btrfs_delayed_ref_head_cachep =3D kmem_cache_create(
-				"btrfs_delayed_ref_head",
-				sizeof(struct btrfs_delayed_ref_head), 0,
-				SLAB_MEM_SPREAD, NULL);
+	btrfs_delayed_ref_head_cachep =3D KMEM_CACHE(btrfs_delayed_ref_head,
+				SLAB_MEM_SPREAD);
 	if (!btrfs_delayed_ref_head_cachep)
 		goto fail;
=20
-	btrfs_delayed_tree_ref_cachep =3D kmem_cache_create(
-				"btrfs_delayed_tree_ref",
-				sizeof(struct btrfs_delayed_tree_ref), 0,
-				SLAB_MEM_SPREAD, NULL);
+	btrfs_delayed_tree_ref_cachep =3D KMEM_CACHE(btrfs_delayed_tree_ref,
+				SLAB_MEM_SPREAD);
 	if (!btrfs_delayed_tree_ref_cachep)
 		goto fail;
=20
-	btrfs_delayed_data_ref_cachep =3D kmem_cache_create(
-				"btrfs_delayed_data_ref",
-				sizeof(struct btrfs_delayed_data_ref), 0,
-				SLAB_MEM_SPREAD, NULL);
+	btrfs_delayed_data_ref_cachep =3D KMEM_CACHE(btrfs_delayed_data_ref,
+				SLAB_MEM_SPREAD);
 	if (!btrfs_delayed_data_ref_cachep)
 		goto fail;
=20
-	btrfs_delayed_extent_op_cachep =3D kmem_cache_create(
-				"btrfs_delayed_extent_op",
-				sizeof(struct btrfs_delayed_extent_op), 0,
-				SLAB_MEM_SPREAD, NULL);
+	btrfs_delayed_extent_op_cachep =3D KMEM_CACHE(btrfs_delayed_extent_op,
+				SLAB_MEM_SPREAD);
 	if (!btrfs_delayed_extent_op_cachep)
 		goto fail;
=20
--=20
2.39.2