linux/arch/x86/include/asm/trace_clock.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2#ifndef _ASM_X86_TRACE_CLOCK_H
   3#define _ASM_X86_TRACE_CLOCK_H
   4
   5#include <linux/compiler.h>
   6#include <linux/types.h>
   7
   8#ifdef CONFIG_X86_TSC
   9
  10extern u64 notrace trace_clock_x86_tsc(void);
  11
  12# define ARCH_TRACE_CLOCKS \
  13        { trace_clock_x86_tsc,  "x86-tsc",      .in_ns = 0 },
  14
  15#else /* !CONFIG_X86_TSC */
  16
  17#define ARCH_TRACE_CLOCKS
  18
  19#endif
  20
  21#endif  /* _ASM_X86_TRACE_CLOCK_H */
  22