* CDDL HEADER END
*/
/*
- * Copyright 2006 Sun Microsystems, Inc. All rights reserved.
+ * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
* Use is subject to license terms.
*/
#ifndef _SYS_METASLAB_IMPL_H
#define _SYS_METASLAB_IMPL_H
-#pragma ident "%Z%%M% %I% %E% SMI"
-
#include <sys/metaslab.h>
#include <sys/space_map.h>
#include <sys/vdev.h>
#endif
struct metaslab_class {
+ spa_t *mc_spa;
metaslab_group_t *mc_rotor;
- uint64_t mc_allocated;
+ space_map_ops_t *mc_ops;
+ uint64_t mc_aliquot;
+ uint64_t mc_alloc; /* total allocated space */
+ uint64_t mc_deferred; /* total deferred frees */
+ uint64_t mc_space; /* total space (alloc + free) */
+ uint64_t mc_dspace; /* total deflated space */
};
struct metaslab_group {
kmutex_t mg_lock;
avl_tree_t mg_metaslab_tree;
uint64_t mg_aliquot;
+ uint64_t mg_bonus_area;
int64_t mg_bias;
+ int64_t mg_activation_count;
metaslab_class_t *mg_class;
vdev_t *mg_vd;
metaslab_group_t *mg_prev;
space_map_obj_t ms_smo_syncing; /* syncing space map object */
space_map_t ms_allocmap[TXG_SIZE]; /* allocated this txg */
space_map_t ms_freemap[TXG_SIZE]; /* freed this txg */
+ space_map_t ms_defermap[TXG_DEFER_SIZE]; /* deferred frees */
space_map_t ms_map; /* in-core free space map */
+ int64_t ms_deferspace; /* sum of ms_defermap[] space */
uint64_t ms_weight; /* weight vs. others in group */
metaslab_group_t *ms_group; /* metaslab group */
avl_node_t ms_group_node; /* node in metaslab group tree */