metaslab.h revision 0f7643c7376dd69a08acbfc9d1d7d548b10c846a
/*
* CDDL HEADER START
*
* The contents of this file are subject to the terms of the
* Common Development and Distribution License (the "License").
* You may not use this file except in compliance with the License.
*
* You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
* See the License for the specific language governing permissions
* and limitations under the License.
*
* When distributing Covered Code, include this CDDL HEADER in each
* file and include the License file at usr/src/OPENSOLARIS.LICENSE.
* If applicable, add the following below this CDDL HEADER, with the
* fields enclosed by brackets "[]" replaced with your own identifying
* information: Portions Copyright [yyyy] [name of copyright owner]
*
* CDDL HEADER END
*/
/*
* Copyright (c) 2011, 2015 by Delphix. All rights reserved.
*/
#ifndef _SYS_METASLAB_H
#define _SYS_METASLAB_H
#include <sys/space_map.h>
#ifdef __cplusplus
extern "C" {
#endif
typedef struct metaslab_ops {
extern metaslab_ops_t *zfs_metaslab_ops;
metaslab_t **);
void metaslab_fini(metaslab_t *);
void metaslab_load_wait(metaslab_t *);
int metaslab_load(metaslab_t *);
void metaslab_unload(metaslab_t *);
void metaslab_sync_reassess(metaslab_group_t *);
#define METASLAB_HINTBP_FAVOR 0x0
#define METASLAB_HINTBP_AVOID 0x1
#define METASLAB_GANG_HEADER 0x2
#define METASLAB_GANG_CHILD 0x4
#define METASLAB_ASYNC_ALLOC 0x8
#define METASLAB_DONT_THROTTLE 0x10
void metaslab_class_destroy(metaslab_class_t *);
zio_t *, int);
void metaslab_group_destroy(metaslab_group_t *);
void metaslab_group_activate(metaslab_group_t *);
void metaslab_group_passivate(metaslab_group_t *);
#ifdef __cplusplus
}
#endif
#endif /* _SYS_METASLAB_H */