linux/fs/ceph/crush/mapper.h

21 lines
424 B
C

#ifndef _CRUSH_MAPPER_H
#define _CRUSH_MAPPER_H
/*
* CRUSH functions for find rules and then mapping an input to an
* output set.
*
* LGPL2
*/
#include "crush.h"
extern int crush_find_rule(struct crush_map *map, int pool, int type, int size);
extern int crush_do_rule(struct crush_map *map,
int ruleno,
int x, int *result, int result_max,
int forcefeed, /* -1 for none */
__u32 *weights);
#endif