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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>
28 lines
755 B
C
28 lines
755 B
C
/* SPDX-License-Identifier: GPL-2.0-only */
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/*
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* Task switching for PKUnity SoC and UniCore ISA
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*
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* Copyright (C) 2001-2012 GUAN Xue-tao
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*/
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#ifndef __UNICORE_SWITCH_TO_H__
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#define __UNICORE_SWITCH_TO_H__
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struct task_struct;
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struct thread_info;
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/*
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* switch_to(prev, next) should switch from task `prev' to `next'
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* `prev' will never be the same as `next'. schedule() itself
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* contains the memory barrier to tell GCC not to cache `current'.
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*/
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extern struct task_struct *__switch_to(struct task_struct *,
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struct thread_info *, struct thread_info *);
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#define switch_to(prev, next, last) \
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do { \
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last = __switch_to(prev, task_thread_info(prev), \
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task_thread_info(next)); \
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} while (0)
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#endif /* __UNICORE_SWITCH_TO_H__ */
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