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mm, slab: remove unused object_size parameter in kmem_cache_flags()

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We don't use the object_size parameter in kmem_cache_flags(), so just
remove it.

Signed-off-by: Chengming Zhou <chengming.zhou@linux.dev>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
This commit is contained in:
Chengming Zhou 2024-02-21 12:12:53 +00:00 committed by Vlastimil Babka
parent 66b3dc1f04
commit 303cd69394
3 changed files with 5 additions and 9 deletions
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3
mm/slab.h
View File

@ -433,8 +433,7 @@ struct kmem_cache *
__kmem_cache_alias(const char *name, unsigned int size, unsigned int align,
slab_flags_t flags, void (*ctor)(void *));
slab_flags_t kmem_cache_flags(unsigned int object_size,
slab_flags_t flags, const char *name);
slab_flags_t kmem_cache_flags(slab_flags_t flags, const char *name);
static inline bool is_kmalloc_cache(struct kmem_cache *s)
{

2
mm/slab_common.c
View File

@ -172,7 +172,7 @@ struct kmem_cache *find_mergeable(unsigned int size, unsigned int align,
size = ALIGN(size, sizeof(void *));
align = calculate_alignment(flags, align, size);
size = ALIGN(size, align);
flags = kmem_cache_flags(size, flags, name);
flags = kmem_cache_flags(flags, name);
if (flags & SLAB_NEVER_MERGE)
return NULL;

9
mm/slub.c
View File

@ -1765,7 +1765,6 @@ __setup_param("slub_debug", slub_debug, setup_slub_debug, 0);
/*
* kmem_cache_flags - apply debugging options to the cache
* @object_size: the size of an object without meta data
* @flags: flags to set
* @name: name of the cache
*
@ -1774,8 +1773,7 @@ __setup_param("slub_debug", slub_debug, setup_slub_debug, 0);
* slab_debug=<Debug-Options>,<slab name1>,<slab name2> ...
* then only the select slabs will receive the debug option(s).
*/
slab_flags_t kmem_cache_flags(unsigned int object_size,
slab_flags_t flags, const char *name)
slab_flags_t kmem_cache_flags(slab_flags_t flags, const char *name)
{
char *iter;
size_t len;
@ -1851,8 +1849,7 @@ static inline void add_full(struct kmem_cache *s, struct kmem_cache_node *n,
struct slab *slab) {}
static inline void remove_full(struct kmem_cache *s, struct kmem_cache_node *n,
struct slab *slab) {}
slab_flags_t kmem_cache_flags(unsigned int object_size,
slab_flags_t flags, const char *name)
slab_flags_t kmem_cache_flags(slab_flags_t flags, const char *name)
{
return flags;
}
@ -5105,7 +5102,7 @@ static int calculate_sizes(struct kmem_cache *s)
static int kmem_cache_open(struct kmem_cache *s, slab_flags_t flags)
{
s->flags = kmem_cache_flags(s->size, flags, s->name);
s->flags = kmem_cache_flags(flags, s->name);
#ifdef CONFIG_SLAB_FREELIST_HARDENED
s->random = get_random_long();
#endif