xref: /illumos-gate/usr/src/uts/common/fs/zfs/sys/uberblock.h (revision 1769817e9676d2db341d2b6828c199f0eabac823)
1 /*
2  * CDDL HEADER START
3  *
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.
7  *
8  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
9  * or http://www.opensolaris.org/os/licensing.
10  * See the License for the specific language governing permissions
11  * and limitations under the License.
12  *
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]
18  *
19  * CDDL HEADER END
20  */
21 /*
22  * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
23  * Use is subject to license terms.
24  */
25 /*
26  * Copyright (c) 2014 by Delphix. All rights reserved.
27  */
28 
29 #ifndef _SYS_UBERBLOCK_H
30 #define	_SYS_UBERBLOCK_H
31 
32 #include <sys/spa.h>
33 #include <sys/vdev.h>
34 #include <sys/zio.h>
35 
36 #ifdef	__cplusplus
37 extern "C" {
38 #endif
39 
40 typedef struct uberblock uberblock_t;
41 
42 extern int uberblock_verify(uberblock_t *);
43 extern boolean_t uberblock_update(uberblock_t *ub, vdev_t *rvd, uint64_t txg,
44     uint64_t mmp_delay);
45 
46 #ifdef	__cplusplus
47 }
48 #endif
49 
50 #endif	/* _SYS_UBERBLOCK_H */
51