diff options
Diffstat (limited to 'fs/xfs/linux-2.6/sv.h')
-rw-r--r-- | fs/xfs/linux-2.6/sv.h | 59 |
1 files changed, 0 insertions, 59 deletions
diff --git a/fs/xfs/linux-2.6/sv.h b/fs/xfs/linux-2.6/sv.h deleted file mode 100644 index 4dfc7c370819..000000000000 --- a/fs/xfs/linux-2.6/sv.h +++ /dev/null | |||
@@ -1,59 +0,0 @@ | |||
1 | /* | ||
2 | * Copyright (c) 2000-2002,2005 Silicon Graphics, Inc. | ||
3 | * All Rights Reserved. | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or | ||
6 | * modify it under the terms of the GNU General Public License as | ||
7 | * published by the Free Software Foundation. | ||
8 | * | ||
9 | * This program is distributed in the hope that it would be useful, | ||
10 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
11 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
12 | * GNU General Public License for more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License | ||
15 | * along with this program; if not, write the Free Software Foundation, | ||
16 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA | ||
17 | */ | ||
18 | #ifndef __XFS_SUPPORT_SV_H__ | ||
19 | #define __XFS_SUPPORT_SV_H__ | ||
20 | |||
21 | #include <linux/wait.h> | ||
22 | #include <linux/sched.h> | ||
23 | #include <linux/spinlock.h> | ||
24 | |||
25 | /* | ||
26 | * Synchronisation variables. | ||
27 | * | ||
28 | * (Parameters "pri", "svf" and "rts" are not implemented) | ||
29 | */ | ||
30 | |||
31 | typedef struct sv_s { | ||
32 | wait_queue_head_t waiters; | ||
33 | } sv_t; | ||
34 | |||
35 | static inline void _sv_wait(sv_t *sv, spinlock_t *lock) | ||
36 | { | ||
37 | DECLARE_WAITQUEUE(wait, current); | ||
38 | |||
39 | add_wait_queue_exclusive(&sv->waiters, &wait); | ||
40 | __set_current_state(TASK_UNINTERRUPTIBLE); | ||
41 | spin_unlock(lock); | ||
42 | |||
43 | schedule(); | ||
44 | |||
45 | remove_wait_queue(&sv->waiters, &wait); | ||
46 | } | ||
47 | |||
48 | #define sv_init(sv,flag,name) \ | ||
49 | init_waitqueue_head(&(sv)->waiters) | ||
50 | #define sv_destroy(sv) \ | ||
51 | /*NOTHING*/ | ||
52 | #define sv_wait(sv, pri, lock, s) \ | ||
53 | _sv_wait(sv, lock) | ||
54 | #define sv_signal(sv) \ | ||
55 | wake_up(&(sv)->waiters) | ||
56 | #define sv_broadcast(sv) \ | ||
57 | wake_up_all(&(sv)->waiters) | ||
58 | |||
59 | #endif /* __XFS_SUPPORT_SV_H__ */ | ||