dlm_netlink.h
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/*
* Copyright (C) 2007 Red Hat, Inc. All rights reserved.
*
* This copyrighted material is made available to anyone wishing to use,
* modify, copy, or redistribute it subject to the terms and conditions
* of the GNU General Public License v.2.
*/
#ifndef _DLM_NETLINK_H
#define _DLM_NETLINK_H
#include <linux/types.h>
enum {
DLM_STATUS_WAITING = 1,
DLM_STATUS_GRANTED = 2,
DLM_STATUS_CONVERT = 3,
};
#define DLM_LOCK_DATA_VERSION 1
struct dlm_lock_data {
__u16 version;
__u32 lockspace_id;
int nodeid;
int ownpid;
__u32 id;
__u32 remid;
__u64 xid;
__s8 status;
__s8 grmode;
__s8 rqmode;
unsigned long timestamp;
int resource_namelen;
char resource_name[DLM_RESNAME_MAXLEN];
};
enum {
DLM_CMD_UNSPEC = 0,
DLM_CMD_HELLO, /* user->kernel */
DLM_CMD_TIMEOUT, /* kernel->user */
__DLM_CMD_MAX,
};
#define DLM_CMD_MAX (__DLM_CMD_MAX - 1)
enum {
DLM_TYPE_UNSPEC = 0,
DLM_TYPE_LOCK,
__DLM_TYPE_MAX,
};
#define DLM_TYPE_MAX (__DLM_TYPE_MAX - 1)
#define DLM_GENL_VERSION 0x1
#define DLM_GENL_NAME "DLM"
#endif /* _DLM_NETLINK_H */