xref: /linux/include/uapi/linux/dlm_plock.h (revision a1c613ae4c322ddd58d5a8539dbfba2a0380a8c0)
1e2be04c7SGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */
2607ca46eSDavid Howells /*
3607ca46eSDavid Howells  * Copyright (C) 2005-2008 Red Hat, Inc.  All rights reserved.
4607ca46eSDavid Howells  *
5607ca46eSDavid Howells  * This copyrighted material is made available to anyone wishing to use,
6607ca46eSDavid Howells  * modify, copy, or redistribute it subject to the terms and conditions
7607ca46eSDavid Howells  * of the GNU General Public License v.2.
8607ca46eSDavid Howells  */
9607ca46eSDavid Howells 
10607ca46eSDavid Howells #ifndef _UAPI__DLM_PLOCK_DOT_H__
11607ca46eSDavid Howells #define _UAPI__DLM_PLOCK_DOT_H__
12607ca46eSDavid Howells 
13607ca46eSDavid Howells #include <linux/types.h>
14607ca46eSDavid Howells 
15607ca46eSDavid Howells #define DLM_PLOCK_MISC_NAME		"dlm_plock"
16607ca46eSDavid Howells 
17607ca46eSDavid Howells #define DLM_PLOCK_VERSION_MAJOR	1
18607ca46eSDavid Howells #define DLM_PLOCK_VERSION_MINOR	2
19607ca46eSDavid Howells #define DLM_PLOCK_VERSION_PATCH	0
20607ca46eSDavid Howells 
21607ca46eSDavid Howells enum {
22607ca46eSDavid Howells 	DLM_PLOCK_OP_LOCK = 1,
23607ca46eSDavid Howells 	DLM_PLOCK_OP_UNLOCK,
24607ca46eSDavid Howells 	DLM_PLOCK_OP_GET,
25*568f9156SAlexander Aring 	DLM_PLOCK_OP_CANCEL,
26607ca46eSDavid Howells };
27607ca46eSDavid Howells 
28607ca46eSDavid Howells #define DLM_PLOCK_FL_CLOSE 1
29607ca46eSDavid Howells 
30607ca46eSDavid Howells struct dlm_plock_info {
31607ca46eSDavid Howells 	__u32 version[3];
32607ca46eSDavid Howells 	__u8 optype;
33607ca46eSDavid Howells 	__u8 ex;
34607ca46eSDavid Howells 	__u8 wait;
35607ca46eSDavid Howells 	__u8 flags;
36607ca46eSDavid Howells 	__u32 pid;
37607ca46eSDavid Howells 	__s32 nodeid;
38607ca46eSDavid Howells 	__s32 rv;
39607ca46eSDavid Howells 	__u32 fsid;
40607ca46eSDavid Howells 	__u64 number;
41607ca46eSDavid Howells 	__u64 start;
42607ca46eSDavid Howells 	__u64 end;
43607ca46eSDavid Howells 	__u64 owner;
44607ca46eSDavid Howells };
45607ca46eSDavid Howells 
46607ca46eSDavid Howells 
47607ca46eSDavid Howells #endif /* _UAPI__DLM_PLOCK_DOT_H__ */
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