c05564c4d8
Android 13
46 lines
1.3 KiB
C
Executable file
46 lines
1.3 KiB
C
Executable file
/*
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* Based on arm/arm64/include/asm/current.h
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*
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* Copyright (C) 2016 ARM
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* Copyright (C) 2017 SiFive
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation, version 2.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __ASM_CURRENT_H
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#define __ASM_CURRENT_H
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#include <linux/bug.h>
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#include <linux/compiler.h>
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#ifndef __ASSEMBLY__
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struct task_struct;
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/*
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* This only works because "struct thread_info" is at offset 0 from "struct
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* task_struct". This constraint seems to be necessary on other architectures
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* as well, but __switch_to enforces it. We can't check TASK_TI here because
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* <asm/asm-offsets.h> includes this, and I can't get the definition of "struct
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* task_struct" here due to some header ordering problems.
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*/
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static __always_inline struct task_struct *get_current(void)
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{
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register struct task_struct *tp __asm__("tp");
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return tp;
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}
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#define current get_current()
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#endif /* __ASSEMBLY__ */
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#endif /* __ASM_CURRENT_H */
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