diff options
Diffstat (limited to 'include/linux/slab.h')
-rw-r--r-- | include/linux/slab.h | 13 |
1 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h index 3627d5c..e4b5687 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -20,7 +20,7 @@ * Flags to pass to kmem_cache_create(). * The ones marked DEBUG are only valid if CONFIG_DEBUG_SLAB is set. */ -#define SLAB_DEBUG_FREE 0x00000100UL /* DEBUG: Perform (expensive) checks on free */ +#define SLAB_CONSISTENCY_CHECKS 0x00000100UL /* DEBUG: Perform (expensive) checks on alloc/free */ #define SLAB_RED_ZONE 0x00000400UL /* DEBUG: Red zone objs in a cache */ #define SLAB_POISON 0x00000800UL /* DEBUG: Poison objects */ #define SLAB_HWCACHE_ALIGN 0x00002000UL /* Align objs on cache lines */ @@ -314,7 +314,7 @@ void *kmem_cache_alloc(struct kmem_cache *, gfp_t flags) __assume_slab_alignment void kmem_cache_free(struct kmem_cache *, void *); /* - * Bulk allocation and freeing operations. These are accellerated in an + * Bulk allocation and freeing operations. These are accelerated in an * allocator specific way to avoid taking locks repeatedly or building * metadata structures unnecessarily. * @@ -323,6 +323,15 @@ void kmem_cache_free(struct kmem_cache *, void *); void kmem_cache_free_bulk(struct kmem_cache *, size_t, void **); int kmem_cache_alloc_bulk(struct kmem_cache *, gfp_t, size_t, void **); +/* + * Caller must not use kfree_bulk() on memory not originally allocated + * by kmalloc(), because the SLOB allocator cannot handle this. + */ +static __always_inline void kfree_bulk(size_t size, void **p) +{ + kmem_cache_free_bulk(NULL, size, p); +} + #ifdef CONFIG_NUMA void *__kmalloc_node(size_t size, gfp_t flags, int node) __assume_kmalloc_alignment; void *kmem_cache_alloc_node(struct kmem_cache *, gfp_t flags, int node) __assume_slab_alignment; |