ocfs2_nodemanager.h (702B)
1/* SPDX-License-Identifier: GPL-2.0-or-later */ 2/* 3 * ocfs2_nodemanager.h 4 * 5 * Header describing the interface between userspace and the kernel 6 * for the ocfs2_nodemanager module. 7 * 8 * Copyright (C) 2002, 2004 Oracle. All rights reserved. 9 */ 10 11#ifndef _OCFS2_NODEMANAGER_H 12#define _OCFS2_NODEMANAGER_H 13 14#define O2NM_API_VERSION 5 15 16#define O2NM_MAX_NODES 255 17#define O2NM_INVALID_NODE_NUM 255 18 19/* host name, group name, cluster name all 64 bytes */ 20#define O2NM_MAX_NAME_LEN 64 // __NEW_UTS_LEN 21 22/* 23 * Maximum number of global heartbeat regions allowed. 24 * **CAUTION** Changing this number will break dlm compatibility. 25 */ 26#define O2NM_MAX_REGIONS 32 27 28#endif /* _OCFS2_NODEMANAGER_H */