linux/arch/x86/include/asm/current.h
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   1#ifndef _ASM_X86_CURRENT_H
   2#define _ASM_X86_CURRENT_H
   3
   4#include <linux/compiler.h>
   5#include <asm/percpu.h>
   6
   7#ifndef __ASSEMBLY__
   8struct task_struct;
   9
  10DECLARE_PER_CPU(struct task_struct *, current_task);
  11
  12static __always_inline struct task_struct *get_current(void)
  13{
  14        return percpu_read_stable(current_task);
  15}
  16
  17#define current get_current()
  18
  19#endif /* __ASSEMBLY__ */
  20
  21#endif /* _ASM_X86_CURRENT_H */
  22
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