xref: /freebsd/sys/geom/mountver/g_mountver.h (revision ebacd8013fe5f7fdf9f6a5b286f6680dd2891036)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2010 Edward Tomasz Napierala <trasz@FreeBSD.org>
5  * Copyright (c) 2004-2006 Pawel Jakub Dawidek <pjd@FreeBSD.org>
6  * All rights reserved.
7  *
8  * Redistribution and use in source and binary forms, with or without
9  * modification, are permitted provided that the following conditions
10  * are met:
11  * 1. Redistributions of source code must retain the above copyright
12  *    notice, this list of conditions and the following disclaimer.
13  * 2. Redistributions in binary form must reproduce the above copyright
14  *    notice, this list of conditions and the following disclaimer in the
15  *    documentation and/or other materials provided with the distribution.
16  *
17  * THIS SOFTWARE IS PROVIDED BY THE AUTHORS AND CONTRIBUTORS ``AS IS'' AND
18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE
21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
27  * SUCH DAMAGE.
28  *
29  * $FreeBSD$
30  */
31 
32 #ifndef	_G_MOUNTVER_H_
33 #define	_G_MOUNTVER_H_
34 
35 #define	G_MOUNTVER_CLASS_NAME	"MOUNTVER"
36 #define	G_MOUNTVER_VERSION	4
37 #define	G_MOUNTVER_SUFFIX	".mountver"
38 
39 #ifdef _KERNEL
40 
41 #define	G_MOUNTVER_DEBUG(lvl, ...) \
42     _GEOM_DEBUG("GEOM_MOUNTVER", g_mountver_debug, (lvl), NULL, __VA_ARGS__)
43 #define	G_MOUNTVER_LOGREQ(bp, ...) \
44     _GEOM_DEBUG("GEOM_MOUNTVER", g_mountver_debug, 2, (bp), __VA_ARGS__)
45 
46 struct g_mountver_softc {
47 	TAILQ_HEAD(, bio)		sc_queue;
48 	struct mtx			sc_mtx;
49 	char				*sc_provider_name;
50 	char				sc_ident[DISK_IDENT_SIZE];
51 	int				sc_orphaned;
52 	int				sc_shutting_down;
53 	int				sc_access_r;
54 	int				sc_access_w;
55 	int				sc_access_e;
56 };
57 #endif	/* _KERNEL */
58 
59 #endif	/* _G_MOUNTVER_H_ */
60