1/* -*- mode: c; c-basic-offset: 8; -*-
2 * vim: noexpandtab sw=8 ts=8 sts=0:
3 *
4 * super.h
5 *
6 * Function prototypes
7 *
8 * Copyright (C) 2002, 2004 Oracle.  All rights reserved.
9 *
10 * This program is free software; you can redistribute it and/or
11 * modify it under the terms of the GNU General Public
12 * License as published by the Free Software Foundation; either
13 * version 2 of the License, or (at your option) any later version.
14 *
15 * This program is distributed in the hope that it will be useful,
16 * but WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public
21 * License along with this program; if not, write to the
22 * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
23 * Boston, MA 021110-1307, USA.
24 */
25
26#ifndef OCFS2_SUPER_H
27#define OCFS2_SUPER_H
28
29extern struct workqueue_struct *ocfs2_wq;
30
31int ocfs2_publish_get_mount_state(struct ocfs2_super *osb,
32				  int node_num);
33
34__printf(3, 4)
35int __ocfs2_error(struct super_block *sb, const char *function,
36		   const char *fmt, ...);
37
38#define ocfs2_error(sb, fmt, ...)					\
39	__ocfs2_error(sb, __PRETTY_FUNCTION__, fmt, ##__VA_ARGS__)
40
41__printf(3, 4)
42void __ocfs2_abort(struct super_block *sb, const char *function,
43		   const char *fmt, ...);
44
45#define ocfs2_abort(sb, fmt, ...)					\
46	__ocfs2_abort(sb, __PRETTY_FUNCTION__, fmt, ##__VA_ARGS__)
47
48/*
49 * Void signal blockers, because in-kernel sigprocmask() only fails
50 * when SIG_* is wrong.
51 */
52void ocfs2_block_signals(sigset_t *oldset);
53void ocfs2_unblock_signals(sigset_t *oldset);
54
55#endif /* OCFS2_SUPER_H */
56