diff options
Diffstat (limited to 'mm/slab.h')
| -rw-r--r-- | mm/slab.h | 38 |
1 files changed, 9 insertions, 29 deletions
diff --git a/mm/slab.h b/mm/slab.h index 632fedd71fea..05a21dc796e0 100644 --- a/mm/slab.h +++ b/mm/slab.h @@ -128,7 +128,7 @@ static_assert(IS_ALIGNED(offsetof(struct slab, freelist), sizeof(freelist_aba_t) /** * slab_folio - The folio allocated for a slab - * @slab: The slab. + * @s: The slab. * * Slabs are allocated as folios that contain the individual objects and are * using some fields in the first struct page of the folio - those fields are @@ -159,7 +159,7 @@ static_assert(IS_ALIGNED(offsetof(struct slab, freelist), sizeof(freelist_aba_t) /** * slab_page - The first struct page allocated for a slab - * @slab: The slab. + * @s: The slab. * * A convenience wrapper for converting slab to the first struct page of the * underlying folio, to communicate with code not yet converted to folio or @@ -457,39 +457,17 @@ static inline bool is_kmalloc_normal(struct kmem_cache *s) return !(s->flags & (SLAB_CACHE_DMA|SLAB_ACCOUNT|SLAB_RECLAIM_ACCOUNT)); } -/* Legal flag mask for kmem_cache_create(), for various configurations */ #define SLAB_CORE_FLAGS (SLAB_HWCACHE_ALIGN | SLAB_CACHE_DMA | \ SLAB_CACHE_DMA32 | SLAB_PANIC | \ - SLAB_TYPESAFE_BY_RCU | SLAB_DEBUG_OBJECTS ) + SLAB_TYPESAFE_BY_RCU | SLAB_DEBUG_OBJECTS | \ + SLAB_NOLEAKTRACE | SLAB_RECLAIM_ACCOUNT | \ + SLAB_TEMPORARY | SLAB_ACCOUNT | \ + SLAB_NO_USER_FLAGS | SLAB_KMALLOC | SLAB_NO_MERGE) -#ifdef CONFIG_SLUB_DEBUG #define SLAB_DEBUG_FLAGS (SLAB_RED_ZONE | SLAB_POISON | SLAB_STORE_USER | \ SLAB_TRACE | SLAB_CONSISTENCY_CHECKS) -#else -#define SLAB_DEBUG_FLAGS (0) -#endif -#define SLAB_CACHE_FLAGS (SLAB_NOLEAKTRACE | SLAB_RECLAIM_ACCOUNT | \ - SLAB_TEMPORARY | SLAB_ACCOUNT | \ - SLAB_NO_USER_FLAGS | SLAB_KMALLOC | SLAB_NO_MERGE) - -/* Common flags available with current configuration */ -#define CACHE_CREATE_MASK (SLAB_CORE_FLAGS | SLAB_DEBUG_FLAGS | SLAB_CACHE_FLAGS) - -/* Common flags permitted for kmem_cache_create */ -#define SLAB_FLAGS_PERMITTED (SLAB_CORE_FLAGS | \ - SLAB_RED_ZONE | \ - SLAB_POISON | \ - SLAB_STORE_USER | \ - SLAB_TRACE | \ - SLAB_CONSISTENCY_CHECKS | \ - SLAB_NOLEAKTRACE | \ - SLAB_RECLAIM_ACCOUNT | \ - SLAB_TEMPORARY | \ - SLAB_ACCOUNT | \ - SLAB_KMALLOC | \ - SLAB_NO_MERGE | \ - SLAB_NO_USER_FLAGS) +#define SLAB_FLAGS_PERMITTED (SLAB_CORE_FLAGS | SLAB_DEBUG_FLAGS) bool __kmem_cache_empty(struct kmem_cache *); int __kmem_cache_shutdown(struct kmem_cache *); @@ -604,6 +582,8 @@ void __memcg_slab_free_hook(struct kmem_cache *s, struct slab *slab, void **p, int objects, struct slabobj_ext *obj_exts); #endif +void kvfree_rcu_cb(struct rcu_head *head); + size_t __ksize(const void *objp); static inline size_t slab_ksize(const struct kmem_cache *s) |