tools/include/linux/slab.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef _TOOLS_SLAB_H
   3 #define _TOOLS_SLAB_H
   4
   5 #include <linux/types.h>
   6 #include <linux/gfp.h>
   7
   8 #define SLAB_PANIC 2
   9 #define SLAB_RECLAIM_ACCOUNT    0x00020000UL            /* Objects are reclaimable */
  10
  11 #define kzalloc_node(size, flags, node) kmalloc(size, flags)
  12
  13 void *kmalloc(size_t size, gfp_t gfp);
  14 void kfree(void *p);
  15
  16 bool slab_is_available(void);
  17
  18 enum slab_state {
  19         DOWN,
  20         PARTIAL,
  21         UP,
  22         FULL
  23 };
  24
  25 static inline void *kzalloc(size_t size, gfp_t gfp)
  26 {
  27         return kmalloc(size, gfp | __GFP_ZERO);
  28 }
  29
  30 struct list_lru;
  31
  32 void *kmem_cache_alloc_lru(struct kmem_cache *cachep, struct list_lru *, int flags);
  33 static inline void *kmem_cache_alloc(struct kmem_cache *cachep, int flags)
  34 {
  35         return kmem_cache_alloc_lru(cachep, NULL, flags);
  36 }
  37 void kmem_cache_free(struct kmem_cache *cachep, void *objp);
  38
  39 struct kmem_cache *kmem_cache_create(const char *name, unsigned int size,
  40                         unsigned int align, unsigned int flags,
  41                         void (*ctor)(void *));
  42
  43 void kmem_cache_free_bulk(struct kmem_cache *cachep, size_t size, void **list);
  44 int kmem_cache_alloc_bulk(struct kmem_cache *cachep, gfp_t gfp, size_t size,
  45                           void **list);
  46
  47 #endif          /* _TOOLS_SLAB_H */