[NET]: Possible cleanups.
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / include / asm-arm / thread_notify.h
blob8866e52168400847d669cea1529d4a174e1e7959
1 /*
2 * linux/include/asm-arm/thread_notify.h
4 * Copyright (C) 2006 Russell King.
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10 #ifndef ASMARM_THREAD_NOTIFY_H
11 #define ASMARM_THREAD_NOTIFY_H
13 #ifdef __KERNEL__
15 #ifndef __ASSEMBLY__
17 #include <linux/notifier.h>
18 #include <asm/thread_info.h>
20 static inline int thread_register_notifier(struct notifier_block *n)
22 extern struct atomic_notifier_head thread_notify_head;
23 return atomic_notifier_chain_register(&thread_notify_head, n);
26 static inline void thread_unregister_notifier(struct notifier_block *n)
28 extern struct atomic_notifier_head thread_notify_head;
29 atomic_notifier_chain_unregister(&thread_notify_head, n);
32 static inline void thread_notify(unsigned long rc, struct thread_info *thread)
34 extern struct atomic_notifier_head thread_notify_head;
35 atomic_notifier_call_chain(&thread_notify_head, rc, thread);
38 #endif
41 * These are the reason codes for the thread notifier.
43 #define THREAD_NOTIFY_FLUSH 0
44 #define THREAD_NOTIFY_RELEASE 1
45 #define THREAD_NOTIFY_SWITCH 2
47 #endif
48 #endif