slab.h 1.2 KB

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  1. /* SPDX-License-Identifier: GPL-2.0 */
  2. #ifndef _TOOLS_SLAB_H
  3. #define _TOOLS_SLAB_H
  4. #include <linux/types.h>
  5. #include <linux/gfp.h>
  6. #define SLAB_PANIC 2
  7. #define SLAB_RECLAIM_ACCOUNT 0x00020000UL /* Objects are reclaimable */
  8. #define kzalloc_node(size, flags, node) kmalloc(size, flags)
  9. void *kmalloc(size_t size, gfp_t gfp);
  10. void kfree(void *p);
  11. bool slab_is_available(void);
  12. enum slab_state {
  13. DOWN,
  14. PARTIAL,
  15. PARTIAL_NODE,
  16. UP,
  17. FULL
  18. };
  19. static inline void *kzalloc(size_t size, gfp_t gfp)
  20. {
  21. return kmalloc(size, gfp | __GFP_ZERO);
  22. }
  23. struct list_lru;
  24. void *kmem_cache_alloc_lru(struct kmem_cache *cachep, struct list_lru *, int flags);
  25. static inline void *kmem_cache_alloc(struct kmem_cache *cachep, int flags)
  26. {
  27. return kmem_cache_alloc_lru(cachep, NULL, flags);
  28. }
  29. void kmem_cache_free(struct kmem_cache *cachep, void *objp);
  30. struct kmem_cache *kmem_cache_create(const char *name, unsigned int size,
  31. unsigned int align, unsigned int flags,
  32. void (*ctor)(void *));
  33. void kmem_cache_free_bulk(struct kmem_cache *cachep, size_t size, void **list);
  34. int kmem_cache_alloc_bulk(struct kmem_cache *cachep, gfp_t gfp, size_t size,
  35. void **list);
  36. #endif /* _TOOLS_SLAB_H */