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 */
48
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