diff options
Diffstat (limited to 'include/sys/kmem.h')
| -rw-r--r-- | include/sys/kmem.h | 23 |
1 files changed, 18 insertions, 5 deletions
diff --git a/include/sys/kmem.h b/include/sys/kmem.h index e90c6b8ce..fd4c52e1e 100644 --- a/include/sys/kmem.h +++ b/include/sys/kmem.h @@ -296,6 +296,15 @@ enum { KMC_BIT_DESTROY = 17, /* Destroy in progress */ }; +/* kmem move callback return values */ +typedef enum kmem_cbrc { + KMEM_CBRC_YES = 0, /* Object moved */ + KMEM_CBRC_NO = 1, /* Object not moved */ + KMEM_CBRC_LATER = 2, /* Object not moved, try again later */ + KMEM_CBRC_DONT_NEED = 3, /* Neither object is needed */ + KMEM_CBRC_DONT_KNOW = 4, /* Object unknown */ +} kmem_cbrc_t; + #define KMC_NOTOUCH (1 << KMC_BIT_NOTOUCH) #define KMC_NODEBUG (1 << KMC_BIT_NODEBUG) #define KMC_NOMAGAZINE (1 << KMC_BIT_NOMAGAZINE) @@ -324,6 +333,9 @@ extern struct rw_semaphore spl_kmem_cache_sem; #define SPL_KMEM_CACHE_OBJ_PER_SLAB_MIN 8 /* Minimum objects per slab */ #define SPL_KMEM_CACHE_ALIGN 8 /* Default object alignment */ +#define POINTER_IS_VALID(p) 0 /* Unimplemented */ +#define POINTER_INVALIDATE(pp) /* Unimplemented */ + typedef int (*spl_kmem_ctor_t)(void *, void *, int); typedef void (*spl_kmem_dtor_t)(void *, void *); typedef void (*spl_kmem_reclaim_t)(void *); @@ -393,11 +405,11 @@ typedef struct spl_kmem_cache { } spl_kmem_cache_t; #define kmem_cache_t spl_kmem_cache_t -extern spl_kmem_cache_t * -spl_kmem_cache_create(char *name, size_t size, size_t align, - spl_kmem_ctor_t ctor, spl_kmem_dtor_t dtor, spl_kmem_reclaim_t reclaim, - void *priv, void *vmp, int flags); - +extern spl_kmem_cache_t *spl_kmem_cache_create(char *name, size_t size, + size_t align, spl_kmem_ctor_t ctor, spl_kmem_dtor_t dtor, + spl_kmem_reclaim_t reclaim, void *priv, void *vmp, int flags); +extern void spl_kmem_cache_set_move(kmem_cache_t *, + kmem_cbrc_t (*)(void *, void *, size_t, void *)); extern void spl_kmem_cache_destroy(spl_kmem_cache_t *skc); extern void *spl_kmem_cache_alloc(spl_kmem_cache_t *skc, int flags); extern void spl_kmem_cache_free(spl_kmem_cache_t *skc, void *obj); @@ -410,6 +422,7 @@ void spl_kmem_fini(void); #define kmem_cache_create(name,size,align,ctor,dtor,rclm,priv,vmp,flags) \ spl_kmem_cache_create(name,size,align,ctor,dtor,rclm,priv,vmp,flags) +#define kmem_cache_set_move(skc, move) spl_kmem_cache_set_move(skc, move) #define kmem_cache_destroy(skc) spl_kmem_cache_destroy(skc) #define kmem_cache_alloc(skc, flags) spl_kmem_cache_alloc(skc, flags) #define kmem_cache_free(skc, obj) spl_kmem_cache_free(skc, obj) |