rc.d/root: Fix return code that I broke in November.
[dragonfly.git] / sys / vfs / mfs / mfsnode.h
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1/*
2 * Copyright (c) 1989, 1993
3 * The Regents of the University of California. All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions
7 * are met:
8 * 1. Redistributions of source code must retain the above copyright
9 * notice, this list of conditions and the following disclaimer.
10 * 2. Redistributions in binary form must reproduce the above copyright
11 * notice, this list of conditions and the following disclaimer in the
12 * documentation and/or other materials provided with the distribution.
2c64e990 13 * 3. Neither the name of the University nor the names of its contributors
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14 * may be used to endorse or promote products derived from this software
15 * without specific prior written permission.
16 *
17 * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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 * @(#)mfsnode.h 8.3 (Berkeley) 5/19/95
30 * $FreeBSD: src/sys/ufs/mfs/mfsnode.h,v 1.12.2.2 2001/07/04 17:35:21 tegge Exp $
b13267a5 31 * $DragonFly: src/sys/vfs/mfs/mfsnode.h,v 1.6 2006/09/10 01:26:41 dillon Exp $
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32 */
33
34#ifndef _UFS_MFS_MFSNODE_H_
35#define _UFS_MFS_MFSNODE_H_
36
37/*
38 * This structure defines the control data for the memory based file system.
39 */
40
41struct mfsnode {
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42 caddr_t mfs_baseoff; /* base of file system in memory */
43 long mfs_size; /* size of memory file system */
dadab5e9 44 struct thread *mfs_td; /* supporting thread */
81b5c339 45 struct bio_queue_head bio_queue; /* list of I/O requests */
b13267a5 46 cdev_t mfs_dev; /* underlying device */
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47 int mfs_active;
48 long mfs_spare[1];
49};
50
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51#ifdef MALLOC_DECLARE
52MALLOC_DECLARE(M_MFSNODE);
53#endif
54
55#endif