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author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-02 11:55:55 +0200 |
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committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-02 22:32:35 +0200 |
commit | 4baa9922430662431231ac637adedddbb0cfb2d7 (patch) | |
tree | e8fb765ce3e41c01f33de34a0bc9494f0ae19818 /arch/arm/include/asm/thread_notify.h | |
parent | [ARM] Remove explicit dependency for misc.o from compressed/Makefile (diff) | |
download | linux-4baa9922430662431231ac637adedddbb0cfb2d7.tar.xz linux-4baa9922430662431231ac637adedddbb0cfb2d7.zip |
[ARM] move include/asm-arm to arch/arm/include/asm
Move platform independent header files to arch/arm/include/asm, leaving
those in asm/arch* and asm/plat* alone.
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/include/asm/thread_notify.h')
-rw-r--r-- | arch/arm/include/asm/thread_notify.h | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/arch/arm/include/asm/thread_notify.h b/arch/arm/include/asm/thread_notify.h new file mode 100644 index 000000000000..f27379d7f72a --- /dev/null +++ b/arch/arm/include/asm/thread_notify.h @@ -0,0 +1,48 @@ +/* + * arch/arm/include/asm/thread_notify.h + * + * Copyright (C) 2006 Russell King. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#ifndef ASMARM_THREAD_NOTIFY_H +#define ASMARM_THREAD_NOTIFY_H + +#ifdef __KERNEL__ + +#ifndef __ASSEMBLY__ + +#include <linux/notifier.h> +#include <asm/thread_info.h> + +static inline int thread_register_notifier(struct notifier_block *n) +{ + extern struct atomic_notifier_head thread_notify_head; + return atomic_notifier_chain_register(&thread_notify_head, n); +} + +static inline void thread_unregister_notifier(struct notifier_block *n) +{ + extern struct atomic_notifier_head thread_notify_head; + atomic_notifier_chain_unregister(&thread_notify_head, n); +} + +static inline void thread_notify(unsigned long rc, struct thread_info *thread) +{ + extern struct atomic_notifier_head thread_notify_head; + atomic_notifier_call_chain(&thread_notify_head, rc, thread); +} + +#endif + +/* + * These are the reason codes for the thread notifier. + */ +#define THREAD_NOTIFY_FLUSH 0 +#define THREAD_NOTIFY_RELEASE 1 +#define THREAD_NOTIFY_SWITCH 2 + +#endif +#endif |