#define KM_NOSLEEP 0x0002u
#define KM_NOFS 0x0004u
#define KM_MAYFAIL 0x0008u
+#define KM_LARGE 0x0010u
/*
* We use a special process flag to avoid recursive callbacks into
{
gfp_t lflags;
- BUG_ON(flags & ~(KM_SLEEP|KM_NOSLEEP|KM_NOFS|KM_MAYFAIL));
+ BUG_ON(flags & ~(KM_SLEEP|KM_NOSLEEP|KM_NOFS|KM_MAYFAIL|KM_LARGE));
if (flags & KM_NOSLEEP) {
lflags = GFP_ATOMIC | __GFP_NOWARN;
}
extern void *kmem_alloc(size_t, unsigned int __nocast);
-extern void *kmem_realloc(void *, size_t, size_t, unsigned int __nocast);
extern void *kmem_zalloc(size_t, unsigned int __nocast);
-extern void kmem_free(void *, size_t);
+extern void *kmem_zalloc_greedy(size_t *, size_t, size_t, unsigned int __nocast);
+extern void *kmem_realloc(const void *, size_t, size_t, unsigned int __nocast);
+extern void kmem_free(const void *);
/*
* Zone interfaces
static inline kmem_zone_t *
kmem_zone_init(int size, char *zone_name)
{
- return kmem_cache_create(zone_name, size, 0, 0, NULL, NULL);
+ return kmem_cache_create(zone_name, size, 0, 0, NULL);
}
static inline kmem_zone_t *
kmem_zone_init_flags(int size, char *zone_name, unsigned long flags,
- void (*construct)(void *, kmem_zone_t *, unsigned long))
+ void (*construct)(void *))
{
- return kmem_cache_create(zone_name, size, 0, flags, construct, NULL);
+ return kmem_cache_create(zone_name, size, 0, flags, construct);
}
static inline void
static inline void
kmem_zone_destroy(kmem_zone_t *zone)
{
- if (zone && kmem_cache_destroy(zone))
- BUG();
+ if (zone)
+ kmem_cache_destroy(zone);
}
extern void *kmem_zone_alloc(kmem_zone_t *, unsigned int __nocast);
extern void *kmem_zone_zalloc(kmem_zone_t *, unsigned int __nocast);
-/*
- * Low memory cache shrinkers
- */
-
-typedef struct shrinker *kmem_shaker_t;
-typedef int (*kmem_shake_func_t)(int, gfp_t);
-
-static inline kmem_shaker_t
-kmem_shake_register(kmem_shake_func_t sfunc)
-{
- return set_shrinker(DEFAULT_SEEKS, sfunc);
-}
-
-static inline void
-kmem_shake_deregister(kmem_shaker_t shrinker)
-{
- remove_shrinker(shrinker);
-}
-
static inline int
kmem_shake_allow(gfp_t gfp_mask)
{
- return (gfp_mask & __GFP_WAIT);
+ return (gfp_mask & __GFP_WAIT) != 0;
}
#endif /* __XFS_SUPPORT_KMEM_H__ */