Extend import_progress kstat with a notes field
[zfs.git] / include / sys / space_reftree.h
blobb7a846aec624ebc68a19af14e0c08384fe09f9a1
1 /*
2 * CDDL HEADER START
4 * The contents of this file are subject to the terms of the
5 * Common Development and Distribution License (the "License").
6 * You may not use this file except in compliance with the License.
8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9 * or https://opensource.org/licenses/CDDL-1.0.
10 * See the License for the specific language governing permissions
11 * and limitations under the License.
13 * When distributing Covered Code, include this CDDL HEADER in each
14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
15 * If applicable, add the following below this CDDL HEADER, with the
16 * fields enclosed by brackets "[]" replaced with your own identifying
17 * information: Portions Copyright [yyyy] [name of copyright owner]
19 * CDDL HEADER END
22 * Copyright 2009 Sun Microsystems, Inc. All rights reserved.
23 * Use is subject to license terms.
27 * Copyright (c) 2013 by Delphix. All rights reserved.
30 #ifndef _SYS_SPACE_REFTREE_H
31 #define _SYS_SPACE_REFTREE_H
33 #include <sys/range_tree.h>
34 #include <sys/avl.h>
35 #ifdef __cplusplus
36 extern "C" {
37 #endif
39 typedef struct space_ref {
40 avl_node_t sr_node; /* AVL node */
41 uint64_t sr_offset; /* range offset (start or end) */
42 int64_t sr_refcnt; /* associated reference count */
43 } space_ref_t;
45 void space_reftree_create(avl_tree_t *t);
46 void space_reftree_destroy(avl_tree_t *t);
47 void space_reftree_add_seg(avl_tree_t *t, uint64_t start, uint64_t end,
48 int64_t refcnt);
49 void space_reftree_add_map(avl_tree_t *t, range_tree_t *rt, int64_t refcnt);
50 void space_reftree_generate_map(avl_tree_t *t, range_tree_t *rt,
51 int64_t minref);
53 #ifdef __cplusplus
55 #endif
57 #endif /* _SYS_SPACE_REFTREE_H */