linux_dsm_epyc7002/arch/arm/include/asm/thread_notify.h
Thomas Gleixner d2912cb15b treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 500
Based on 2 normalized pattern(s):

  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

  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 #

extracted by the scancode license scanner the SPDX license identifier

  GPL-2.0-only

has been chosen to replace the boilerplate/reference in 4122 file(s).

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Enrico Weigelt <info@metux.net>
Reviewed-by: Kate Stewart <kstewart@linuxfoundation.org>
Reviewed-by: Allison Randal <allison@lohutok.net>
Cc: linux-spdx@vger.kernel.org
Link: https://lkml.kernel.org/r/20190604081206.933168790@linutronix.de
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-06-19 17:09:55 +02:00

47 lines
1.1 KiB
C

/* SPDX-License-Identifier: GPL-2.0-only */
/*
* arch/arm/include/asm/thread_notify.h
*
* Copyright (C) 2006 Russell King.
*/
#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_EXIT 1
#define THREAD_NOTIFY_SWITCH 2
#define THREAD_NOTIFY_COPY 3
#endif
#endif