X-Git-Url: https://git.camperquake.de/gitweb.cgi?a=blobdiff_plain;f=module%2Fzfs%2Finclude%2Fsys%2Fmetaslab.h;h=583d6303bd5ad497257235faa9a2060fb9b8911a;hb=428870ff734fdaccc342b33fc53cf94724409a46;hp=5d3e11c971f9276ffe179c51c1b78fe92afaf9bf;hpb=9babb37438b58e77bad04e820d5702e15b79e6a6;p=zfs.git

diff --git a/module/zfs/include/sys/metaslab.h b/module/zfs/include/sys/metaslab.h
index 5d3e11c..583d630 100644
--- a/module/zfs/include/sys/metaslab.h
+++ b/module/zfs/include/sys/metaslab.h
@@ -19,8 +19,7 @@
  * CDDL HEADER END
  */
 /*
- * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
- * Use is subject to license terms.
+ * Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
  */
 
 #ifndef _SYS_METASLAB_H
@@ -36,9 +35,6 @@
 extern "C" {
 #endif
 
-typedef struct metaslab_class metaslab_class_t;
-typedef struct metaslab_group metaslab_group_t;
-
 extern space_map_ops_t *zfs_metaslab_ops;
 
 extern metaslab_t *metaslab_init(metaslab_group_t *mg, space_map_obj_t *smo,
@@ -46,6 +42,7 @@ extern metaslab_t *metaslab_init(metaslab_group_t *mg, space_map_obj_t *smo,
 extern void metaslab_fini(metaslab_t *msp);
 extern void metaslab_sync(metaslab_t *msp, uint64_t txg);
 extern void metaslab_sync_done(metaslab_t *msp, uint64_t txg);
+extern void metaslab_sync_reassess(metaslab_group_t *mg);
 
 #define	METASLAB_HINTBP_FAVOR	0x0
 #define	METASLAB_HINTBP_AVOID	0x1
@@ -57,14 +54,24 @@ extern void metaslab_free(spa_t *spa, const blkptr_t *bp, uint64_t txg,
     boolean_t now);
 extern int metaslab_claim(spa_t *spa, const blkptr_t *bp, uint64_t txg);
 
-extern metaslab_class_t *metaslab_class_create(space_map_ops_t *ops);
+extern metaslab_class_t *metaslab_class_create(spa_t *spa,
+    space_map_ops_t *ops);
 extern void metaslab_class_destroy(metaslab_class_t *mc);
-extern void metaslab_class_add(metaslab_class_t *mc, metaslab_group_t *mg);
-extern void metaslab_class_remove(metaslab_class_t *mc, metaslab_group_t *mg);
+extern int metaslab_class_validate(metaslab_class_t *mc);
+
+extern void metaslab_class_space_update(metaslab_class_t *mc,
+    int64_t alloc_delta, int64_t defer_delta,
+    int64_t space_delta, int64_t dspace_delta);
+extern uint64_t metaslab_class_get_alloc(metaslab_class_t *mc);
+extern uint64_t metaslab_class_get_space(metaslab_class_t *mc);
+extern uint64_t metaslab_class_get_dspace(metaslab_class_t *mc);
+extern uint64_t metaslab_class_get_deferred(metaslab_class_t *mc);
 
 extern metaslab_group_t *metaslab_group_create(metaslab_class_t *mc,
     vdev_t *vd);
 extern void metaslab_group_destroy(metaslab_group_t *mg);
+extern void metaslab_group_activate(metaslab_group_t *mg);
+extern void metaslab_group_passivate(metaslab_group_t *mg);
 
 #ifdef	__cplusplus
 }