diff options
Diffstat (limited to 'include/linux/slab.h')
| -rw-r--r-- | include/linux/slab.h | 41 |
1 files changed, 26 insertions, 15 deletions
diff --git a/include/linux/slab.h b/include/linux/slab.h index ccd2ba1d3..08be13221 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -12,6 +12,7 @@ typedef struct kmem_cache_s kmem_cache_t; #include <linux/mm.h> +#include <asm/cache.h> /* flags for kmem_cache_alloc() */ #define SLAB_BUFFER GFP_BUFFER /* 0x00 */ @@ -22,38 +23,48 @@ typedef struct kmem_cache_s kmem_cache_t; #define SLAB_NFS GFP_NFS /* 0x05 */ #define SLAB_DMA GFP_DMA /* 0x08 */ #define SLAB_LEVEL_MASK GFP_LEVEL_MASK /* 0x0f */ -#define SLAB_NO_GROW 0x00001000UL /* don't add another slab during an alloc */ +#define SLAB_NO_GROW 0x00001000UL /* don't grow a cache */ /* flags to pass to kmem_cache_create(). - * The first 3 are only valid when the allocator has been build + * The first 3 are only valid when the allocator as been build * SLAB_DEBUG_SUPPORT. */ -#define SLAB_DEBUG_FREE 0x00000100UL /* Peform time consuming ptr checks on free */ -#define SLAB_DEBUG_INITIAL 0x00000200UL /* Call constructor, on release, to conform state */ +#define SLAB_DEBUG_FREE 0x00000100UL /* Peform (expensive) checks on free */ +#define SLAB_DEBUG_INITIAL 0x00000200UL /* Call constructor (as verifier) */ #define SLAB_RED_ZONE 0x00000400UL /* Red zone objs in a cache */ -#define SLAB_HWCACHE_ALIGN 0x00000800UL /* align objs on an hw cache line */ +#define SLAB_POISION 0x00000800UL /* Poision objects */ +#define SLAB_NO_REAP 0x00001000UL /* never reap from the cache */ +#define SLAB_HWCACHE_ALIGN 0x00002000UL /* align objs on a h/w cache lines */ +#if 0 +#define SLAB_HIGH_PACK 0x00004000UL /* XXX */ +#endif /* flags passed to a constructor func */ #define SLAB_CTOR_CONSTRUCTOR 0x001UL /* if not set, then deconstructor */ #define SLAB_CTOR_ATOMIC 0x002UL /* tell constructor it can't sleep */ -#define SLAB_DTOR_ATOMIC 0x002UL /* tell deconstructor it can't sleep */ #define SLAB_CTOR_VERIFY 0x004UL /* tell constructor it's a verify call */ /* prototypes */ extern long kmem_cache_init(long, long); extern void kmem_cache_sizes_init(void); -extern struct kmem_cache_s *kmem_cache_create(const char *, unsigned long, unsigned long, unsigned long, void (*)(void *, int, unsigned long), void (*)(void *, int, unsigned long)); -extern int kmem_cache_destroy(struct kmem_cache_s *); -extern int kmem_cache_shrink(struct kmem_cache_s *, int); -extern void *kmem_cache_alloc(struct kmem_cache_s *, unsigned long); -extern void kmem_cache_free(struct kmem_cache_s *, void *); -extern void *kmem_alloc(unsigned long, unsigned long); -extern void kmem_free(void *, unsigned long); +extern kmem_cache_t *kmem_find_general_cachep(size_t); +extern kmem_cache_t *kmem_cache_create(const char *, size_t, size_t, unsigned long, + void (*)(void *, kmem_cache_t *, unsigned long), + void (*)(void *, kmem_cache_t *, unsigned long)); +extern int kmem_cache_shrink(kmem_cache_t *); +extern void *kmem_cache_alloc(kmem_cache_t *, int); +extern void kmem_cache_free(kmem_cache_t *, void *); + +extern void *kmalloc(size_t, int); +extern void kfree(void *); +extern void kfree_s(void *, size_t); + extern int kmem_cache_reap(int, int, int); extern int get_slabinfo(char *); -/* System wide slabs. */ -extern kmem_cache_t *vm_area_cachep; +/* System wide caches */ +extern kmem_cache_t *vm_area_cachep; +extern kmem_cache_t *mm_cachep; #endif /* __KERNEL__ */ |