cachepc-linux

Fork of AMDESE/linux with modifications for CachePC side-channel attack
git clone https://git.sinitax.com/sinitax/cachepc-linux
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trace_clock.c (338B)

      1// SPDX-License-Identifier: GPL-2.0
      2/*
      3 * X86 trace clocks
      4 */
      5#include <asm/trace_clock.h>
      6#include <asm/barrier.h>
      7#include <asm/msr.h>
      8
      9/*
     10 * trace_clock_x86_tsc(): A clock that is just the cycle counter.
     11 *
     12 * Unlike the other clocks, this is not in nanoseconds.
     13 */
     14u64 notrace trace_clock_x86_tsc(void)
     15{
     16	return rdtsc_ordered();
     17}