linux-sg2042/include/linux/zbud.h

23 lines
692 B
C

#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, struct zbud_ops *ops);
void zbud_destroy_pool(struct zbud_pool *pool);
int zbud_alloc(struct zbud_pool *pool, int 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_ */