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Message-Id: <20240205075144.431567-1-chentao@kylinos.cn>
Date: Mon, 5 Feb 2024 15:51:44 +0800
From: Kunwu Chan <chentao@...inos.cn>
To: dwmw2@...radead.org,
richard@....at
Cc: linux-mtd@...ts.infradead.org,
linux-kernel@...r.kernel.org,
Kunwu Chan <chentao@...inos.cn>
Subject: [PATCH] jffs2: Simplify the allocation of slab caches
Use the new KMEM_CACHE() macro instead of direct kmem_cache_create
to simplify the creation of SLAB caches.
And change cache name from 'jffs2_tmp_dnode' to 'jffs2_tmp_dnode_info'.
Signed-off-by: Kunwu Chan <chentao@...inos.cn>
---
fs/jffs2/malloc.c | 32 ++++++++------------------------
1 file changed, 8 insertions(+), 24 deletions(-)
diff --git a/fs/jffs2/malloc.c b/fs/jffs2/malloc.c
index ce1189793288..411de8b361b2 100644
--- a/fs/jffs2/malloc.c
+++ b/fs/jffs2/malloc.c
@@ -33,27 +33,19 @@ static struct kmem_cache *xattr_ref_cache;
int __init jffs2_create_slab_caches(void)
{
- full_dnode_slab = kmem_cache_create("jffs2_full_dnode",
- sizeof(struct jffs2_full_dnode),
- 0, 0, NULL);
+ full_dnode_slab = KMEM_CACHE(jffs2_full_dnode, 0);
if (!full_dnode_slab)
goto err;
- raw_dirent_slab = kmem_cache_create("jffs2_raw_dirent",
- sizeof(struct jffs2_raw_dirent),
- 0, SLAB_HWCACHE_ALIGN, NULL);
+ raw_dirent_slab = KMEM_CACHE(jffs2_raw_dirent, SLAB_HWCACHE_ALIGN);
if (!raw_dirent_slab)
goto err;
- raw_inode_slab = kmem_cache_create("jffs2_raw_inode",
- sizeof(struct jffs2_raw_inode),
- 0, SLAB_HWCACHE_ALIGN, NULL);
+ raw_inode_slab = KMEM_CACHE(jffs2_raw_inode, SLAB_HWCACHE_ALIGN);
if (!raw_inode_slab)
goto err;
- tmp_dnode_info_slab = kmem_cache_create("jffs2_tmp_dnode",
- sizeof(struct jffs2_tmp_dnode_info),
- 0, 0, NULL);
+ tmp_dnode_info_slab = KMEM_CACHE(jffs2_tmp_dnode_info, 0);
if (!tmp_dnode_info_slab)
goto err;
@@ -63,28 +55,20 @@ int __init jffs2_create_slab_caches(void)
if (!raw_node_ref_slab)
goto err;
- node_frag_slab = kmem_cache_create("jffs2_node_frag",
- sizeof(struct jffs2_node_frag),
- 0, 0, NULL);
+ node_frag_slab = KMEM_CACHE(jffs2_node_frag, 0);
if (!node_frag_slab)
goto err;
- inode_cache_slab = kmem_cache_create("jffs2_inode_cache",
- sizeof(struct jffs2_inode_cache),
- 0, 0, NULL);
+ inode_cache_slab = KMEM_CACHE(jffs2_inode_cache, 0);
if (!inode_cache_slab)
goto err;
#ifdef CONFIG_JFFS2_FS_XATTR
- xattr_datum_cache = kmem_cache_create("jffs2_xattr_datum",
- sizeof(struct jffs2_xattr_datum),
- 0, 0, NULL);
+ xattr_datum_cache = KMEM_CACHE(jffs2_xattr_datum, 0);
if (!xattr_datum_cache)
goto err;
- xattr_ref_cache = kmem_cache_create("jffs2_xattr_ref",
- sizeof(struct jffs2_xattr_ref),
- 0, 0, NULL);
+ xattr_ref_cache = KMEM_CACHE(jffs2_xattr_ref, 0);
if (!xattr_ref_cache)
goto err;
#endif
--
2.39.2
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