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[v4,10/17] slab: port KMEM_CACHE() to struct kmem_cache_args

Message ID 20240905-work-kmem_cache_args-v4-10-ed45d5380679@kernel.org (mailing list archive)
State New
Headers show
Series slab: add struct kmem_cache_args | expand

Commit Message

Christian Brauner Sept. 5, 2024, 7:56 a.m. UTC 
Make KMEM_CACHE() use struct kmem_cache_args.

Reviewed-by: Kees Cook <kees@kernel.org>
Reviewed-by: Jens Axboe <axboe@kernel.dk>
Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
Signed-off-by: Christian Brauner <brauner@kernel.org>
---
 include/linux/slab.h | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

Comments

Roman Gushchin Sept. 6, 2024, 12:58 a.m. UTC | #1 
On Thu, Sep 05, 2024 at 09:56:53AM +0200, Christian Brauner wrote:
> Make KMEM_CACHE() use struct kmem_cache_args.
> 
> Reviewed-by: Kees Cook <kees@kernel.org>
> Reviewed-by: Jens Axboe <axboe@kernel.dk>
> Reviewed-by: Mike Rapoport (Microsoft) <rppt@kernel.org>
> Reviewed-by: Vlastimil Babka <vbabka@suse.cz>
> Signed-off-by: Christian Brauner <brauner@kernel.org>

Reviewed-by: Roman Gushchin <roman.gushchin@linux.dev>
diff mbox series

Patch

diff --git a/include/linux/slab.h b/include/linux/slab.h
index 79d8c8bca4a4..97117a2fcf34 100644
--- a/include/linux/slab.h
+++ b/include/linux/slab.h
@@ -283,9 +283,11 @@  int kmem_cache_shrink(struct kmem_cache *s);
  * f.e. add ____cacheline_aligned_in_smp to the struct declaration
  * then the objects will be properly aligned in SMP configurations.
  */
-#define KMEM_CACHE(__struct, __flags)					\
-		kmem_cache_create(#__struct, sizeof(struct __struct),	\
-			__alignof__(struct __struct), (__flags), NULL)
+#define KMEM_CACHE(__struct, __flags)                                   \
+	__kmem_cache_create_args(#__struct, sizeof(struct __struct),    \
+			&(struct kmem_cache_args) {			\
+				.align	= __alignof__(struct __struct), \
+			}, (__flags))
 
 /*
  * To whitelist a single field for copying to/from usercopy, use this