projects / deliverable / linux.git / blame
| Commit | Line | Data |
|---|---|---|
| 2402211a DT |
1 | /* |
| 2 | * Copyright (C) 2005-2008 Red Hat, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * This copyrighted material is made available to anyone wishing to use, | |
| 5 | * modify, copy, or redistribute it subject to the terms and conditions | |
| 6 | * of the GNU General Public License v.2. | |
| 7 | */ | |
| 8 | ||
| 9 | #ifndef __DLM_PLOCK_DOT_H__ | |
| 10 | #define __DLM_PLOCK_DOT_H__ | |
| 11 | ||
| 37eb1f4c JSR |
12 | #include <linux/types.h> |
| 13 | ||
| 2402211a DT |
14 | #define DLM_PLOCK_MISC_NAME "dlm_plock" |
| 15 | ||
| 16 | #define DLM_PLOCK_VERSION_MAJOR 1 | |
| 901025d2 | 17 | #define DLM_PLOCK_VERSION_MINOR 2 |
| 2402211a DT |
18 | #define DLM_PLOCK_VERSION_PATCH 0 |
| 19 | ||
| 20 | enum { | |
| 21 | DLM_PLOCK_OP_LOCK = 1, | |
| 22 | DLM_PLOCK_OP_UNLOCK, | |
| 23 | DLM_PLOCK_OP_GET, | |
| 24 | }; | |
| 25 | ||
| 901025d2 DT |
26 | #define DLM_PLOCK_FL_CLOSE 1 |
| 27 | ||
| 2402211a DT |
28 | struct dlm_plock_info { |
| 29 | __u32 version[3]; | |
| 30 | __u8 optype; | |
| 31 | __u8 ex; | |
| 32 | __u8 wait; | |
| 901025d2 | 33 | __u8 flags; |
| 2402211a DT |
34 | __u32 pid; |
| 35 | __s32 nodeid; | |
| 36 | __s32 rv; | |
| 37 | __u32 fsid; | |
| 38 | __u64 number; | |
| 39 | __u64 start; | |
| 40 | __u64 end; | |
| 41 | __u64 owner; | |
| 42 | }; | |
| 43 | ||
| 44 | #ifdef __KERNEL__ | |
| 45 | int dlm_posix_lock(dlm_lockspace_t *lockspace, u64 number, struct file *file, | |
| 46 | int cmd, struct file_lock *fl); | |
| 47 | int dlm_posix_unlock(dlm_lockspace_t *lockspace, u64 number, struct file *file, | |
| 48 | struct file_lock *fl); | |
| 49 | int dlm_posix_get(dlm_lockspace_t *lockspace, u64 number, struct file *file, | |
| 50 | struct file_lock *fl); | |
| 51 | #endif /* __KERNEL__ */ | |
| 52 | ||
| 53 | #endif | |
| 54 |