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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fmod_ret_freplace.c (319B)

      1// SPDX-License-Identifier: GPL-2.0
      2#include <linux/bpf.h>
      3#include <bpf/bpf_helpers.h>
      4#include <bpf/bpf_tracing.h>
      5
      6volatile __u64 test_fmod_ret = 0;
      7SEC("fmod_ret/security_new_get_constant")
      8int BPF_PROG(fmod_ret_test, long val, int ret)
      9{
     10	test_fmod_ret = 1;
     11	return 120;
     12}
     13
     14char _license[] SEC("license") = "GPL";