diff options
Diffstat (limited to 'mm/slub.c')
| -rw-r--r-- | mm/slub.c | 48 |
1 files changed, 24 insertions, 24 deletions
diff --git a/mm/slub.c b/mm/slub.c index 217b5b5338a..ea6f0390996 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -281,6 +281,30 @@ static inline int slab_index(void *p, struct kmem_cache *s, void *addr) return (p - addr) / s->size; } +static inline size_t slab_ksize(const struct kmem_cache *s) +{ +#ifdef CONFIG_SLUB_DEBUG + /* + * Debugging requires use of the padding between object + * and whatever may come after it. + */ + if (s->flags & (SLAB_RED_ZONE | SLAB_POISON)) + return s->objsize; + +#endif + /* + * If we have the need to store the freelist pointer + * back there or track user information then we can + * only use the space before that information. + */ + if (s->flags & (SLAB_DESTROY_BY_RCU | SLAB_STORE_USER)) + return s->inuse; + /* + * Else we can use all the padding etc for the allocation + */ + return s->size; +} + static inline struct kmem_cache_order_objects oo_make(int order, unsigned long size) { @@ -797,30 +821,6 @@ static inline int slab_pre_alloc_hook(struct kmem_cache *s, gfp_t flags) return should_failslab(s->objsize, flags, s->flags); } -static inline size_t slab_ksize(const struct kmem_cache *s) -{ -#ifdef CONFIG_SLUB_DEBUG - /* - * Debugging requires use of the padding between object - * and whatever may come after it. - */ - if (s->flags & (SLAB_RED_ZONE | SLAB_POISON)) - return s->objsize; - -#endif - /* - * If we have the need to store the freelist pointer - * back there or track user information then we can - * only use the space before that information. - */ - if (s->flags & (SLAB_DESTROY_BY_RCU | SLAB_STORE_USER)) - return s->inuse; - /* - * Else we can use all the padding etc for the allocation - */ - return s->size; -} - static inline void slab_post_alloc_hook(struct kmem_cache *s, gfp_t flags, void *object) { flags &= gfp_allowed_mask; |