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30 lines
517 B
C
30 lines
517 B
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef __ASM_CURRENT_H
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#define __ASM_CURRENT_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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* We don't use read_sysreg() as we want the compiler to cache the value where
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* possible.
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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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unsigned long sp_el0;
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asm ("mrs %0, sp_el0" : "=r" (sp_el0));
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return (struct task_struct *)sp_el0;
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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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