[deliverable/linux.git] / include / linux / crush / mapper.h

#ifndef CEPH_CRUSH_MAPPER_H
#define CEPH_CRUSH_MAPPER_H

/*
 * CRUSH functions for find rules and then mapping an input to an
 * output set.
 *
 * LGPL2
 */

#include <linux/crush/crush.h>

extern int crush_find_rule(const struct crush_map *map, int ruleset, int type, int size);
extern int crush_do_rule(const struct crush_map *map,
			 int ruleno,
			 int x, int *result, int result_max,
			 const __u32 *weights, int weight_max,
			 int *scratch);

#endif
Commit	Line	Data
5cd068c2 SW	1	#ifndef CEPH_CRUSH_MAPPER_H
5cd068c2 SW	2	#define CEPH_CRUSH_MAPPER_H
5ecc0a0f SW	3
	4	/*
	5	* CRUSH functions for find rules and then mapping an input to an
	6	* output set.
	7	*
	8	* LGPL2
	9	*/
	10
a1ce3928	11	#include <linux/crush/crush.h>
5ecc0a0f	12
8b12d47b SW	13	extern int crush_find_rule(const struct crush_map *map, int ruleset, int type, int size);
8b12d47b SW	14	extern int crush_do_rule(const struct crush_map *map,
5ecc0a0f SW	15	int ruleno,
5ecc0a0f SW	16	int x, int *result, int result_max,
e8ef19c4 ID	17	const __u32 *weights, int weight_max,
e8ef19c4 ID	18	int *scratch);
5ecc0a0f SW	19
5ecc0a0f SW	20	#endif