xref: /linux/fs/ocfs2/cluster/ocfs2_heartbeat.h (revision f3d9478b2ce468c3115b02ecae7e975990697f15)
1 /* -*- mode: c; c-basic-offset: 8; -*-
2  * vim: noexpandtab sw=8 ts=8 sts=0:
3  *
4  * ocfs2_heartbeat.h
5  *
6  * On-disk structures for ocfs2_heartbeat
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_HEARTBEAT_H
27 #define _OCFS2_HEARTBEAT_H
28 
29 struct o2hb_disk_heartbeat_block {
30 	__le64 hb_seq;
31 	__u8  hb_node;
32 	__u8  hb_pad1[3];
33 	__le32 hb_cksum;
34 	__le64 hb_generation;
35 };
36 
37 #endif /* _OCFS2_HEARTBEAT_H */
38