1 #ifndef _ZBUD_H_ 2 #define _ZBUD_H_ 3 4 #include <linux/types.h> 5 6 struct zbud_pool; 7 8 struct zbud_ops { 9 int (*evict)(struct zbud_pool *pool, unsigned long handle); 10 }; 11 12 struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops); 13 void zbud_destroy_pool(struct zbud_pool *pool); 14 int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp, 15 unsigned long *handle); 16 void zbud_free(struct zbud_pool *pool, unsigned long handle); 17 int zbud_reclaim_page(struct zbud_pool *pool, unsigned int retries); 18 void *zbud_map(struct zbud_pool *pool, unsigned long handle); 19 void zbud_unmap(struct zbud_pool *pool, unsigned long handle); 20 u64 zbud_get_pool_size(struct zbud_pool *pool); 21 22 #endif /* _ZBUD_H_ */ 23