fs/ocfs2/super.h

   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
  29 extern struct workqueue_struct *ocfs2_wq;
  30
  31 int ocfs2_publish_get_mount_state(struct ocfs2_super *osb,
  32                                   int node_num);
  33
  34 __printf(3, 4)
  35 int __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)
  42 void __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  */
  52 void ocfs2_block_signals(sigset_t *oldset);
  53 void ocfs2_unblock_signals(sigset_t *oldset);
  54
  55 #endif /* OCFS2_SUPER_H */