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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unwind-libunwind.c (345B)

      1// SPDX-License-Identifier: GPL-2.0
      2#include <errno.h>
      3
      4#ifndef REMOTE_UNWIND_LIBUNWIND
      5#include <libunwind.h>
      6#include "perf_regs.h"
      7#include "../../../util/unwind.h"
      8#endif
      9#include "../../../util/debug.h"
     10
     11int LIBUNWIND__ARCH_REG_ID(int regnum)
     12{
     13	if (regnum < 0 || regnum >= PERF_REG_ARM64_EXTENDED_MAX)
     14		return -EINVAL;
     15
     16	return regnum;
     17}