1 /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2 /*
3  * Copyright (C) 2005-2008 Red Hat, Inc.  All rights reserved.
4  *
5  * This copyrighted material is made available to anyone wishing to use,
6  * modify, copy, or redistribute it subject to the terms and conditions
7  * of the GNU General Public License v.2.
8  */
9 
10 #ifndef _UAPI__DLM_PLOCK_DOT_H__
11 #define _UAPI__DLM_PLOCK_DOT_H__
12 
13 #include <linux/types.h>
14 
15 #define DLM_PLOCK_MISC_NAME		"dlm_plock"
16 
17 #define DLM_PLOCK_VERSION_MAJOR	1
18 #define DLM_PLOCK_VERSION_MINOR	2
19 #define DLM_PLOCK_VERSION_PATCH	0
20 
21 enum {
22 	DLM_PLOCK_OP_LOCK = 1,
23 	DLM_PLOCK_OP_UNLOCK,
24 	DLM_PLOCK_OP_GET,
25 	DLM_PLOCK_OP_CANCEL,
26 };
27 
28 #define DLM_PLOCK_FL_CLOSE 1
29 
30 struct dlm_plock_info {
31 	__u32 version[3];
32 	__u8 optype;
33 	__u8 ex;
34 	__u8 wait;
35 	__u8 flags;
36 	__u32 pid;
37 	__s32 nodeid;
38 	__s32 rv;
39 	__u32 fsid;
40 	__u64 number;
41 	__u64 start;
42 	__u64 end;
43 	__u64 owner;
44 };
45 
46 
47 #endif /* _UAPI__DLM_PLOCK_DOT_H__ */
48