55 struct cache_policy_ {  struct
59 	void (*add_item_func)(struct cache_policy_ *,  argument
61 	void (*remove_item_func)(struct cache_policy_ *,  argument
63 	void (*update_item_func)(struct cache_policy_ *,  argument
67 		struct cache_policy_ *);
69 		struct cache_policy_ *);
71 		struct cache_policy_ *, struct cache_policy_item_ *);
73 		struct cache_policy_ *, struct cache_policy_item_ *);
92 	struct cache_policy_ parent_data;
108 	struct cache_policy_ parent_data;
116 struct cache_policy_ *init_cache_fifo_policy(void);
117 void destroy_cache_fifo_policy(struct cache_policy_ *);
120 struct cache_policy_ *init_cache_lru_policy(void);
121 void destroy_cache_lru_policy(struct cache_policy_ *);
124 struct cache_policy_ *init_cache_lfu_policy(void);
125 void destroy_cache_lfu_policy(struct cache_policy_ *);