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/*
* linux/mm/slab.h
* Written by Mark Hemment, 1996.
* (markhe@nextd.demon.co.uk)
*/
#if !defined(_LINUX_SLAB_H)
#define _LINUX_SLAB_H
#if defined(__KERNEL__)
typedef struct kmem_cache_s kmem_cache_t;
#include <linux/__KEEPIDENTS__I.h>
/* flags for kmem_cache_alloc() */
#define SLAB_BUFFER GFP_BUFFER /* 0x00 */
#define SLAB_ATOMIC GFP_ATOMIC /* 0x01 */
#define SLAB_USER GFP_USER /* 0x02 */
#define SLAB_KERNEL GFP_KERNEL /* 0x03 */
#define SLAB_NOBUFFER GFP_NOBUFFER /* 0x04 */
#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 */
/* flags to pass to kmem_cache_create().
* The first 3 are only valid when the allocator has 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_RED_ZONE 0x00000400UL /* Red zone objs in a cache */
#define SLAB_HWCACHE_ALIGN 0x00000800UL /* align objs on an hw cache line */
/* 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 int kmem_cache_reap(int, int, int);
extern int get_slabinfo(char *);
/* System wide slabs. */
extern kmem_cache_t *vm_area_cachep;
extern kmem_cache_t *mm_cachep;
#endif /* __KERNEL__ */
#endif /* _LINUX_SLAB_H */
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