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slab: port KMEM_CACHE() to struct kmem_cache_args

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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>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
This commit is contained in:
Christian Brauner 2024-09-05 09:56:53 +02:00 • committed by Vlastimil Babka
parent dacf472bcd
commit 052d67b46b
1 changed files with 5 additions and 3 deletions
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8
include/linux/slab.h
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@ -284,9 +284,11 @@ 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