/* SPDX-License-Identifier: GPL-2.0 */ #ifndef _ZBUD_H_ #define _ZBUD_H_ #include <linux/types.h> struct zbud_pool; struct zbud_ops { int (*evict)(struct zbud_pool *pool, unsigned long handle); }; struct zbud_pool *zbud_create_pool(gfp_t gfp, const struct zbud_ops *ops); void zbud_destroy_pool(struct zbud_pool *pool); int zbud_alloc(struct zbud_pool *pool, size_t size, gfp_t gfp, unsigned long *handle); void zbud_free(struct zbud_pool *pool, unsigned long handle); int zbud_reclaim_page(struct zbud_pool *pool, unsigned int retries); void *zbud_map(struct zbud_pool *pool, unsigned long handle); void zbud_unmap(struct zbud_pool *pool, unsigned long handle); u64 zbud_get_pool_size(struct zbud_pool *pool); #endif /* _ZBUD_H_ */