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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test_tracepoint.c (534B)

      1// SPDX-License-Identifier: GPL-2.0
      2// Copyright (c) 2017 Facebook
      3
      4#include <vmlinux.h>
      5#include <bpf/bpf_helpers.h>
      6
      7/* taken from /sys/kernel/debug/tracing/events/sched/sched_switch/format */
      8struct sched_switch_args {
      9	unsigned long long pad;
     10	char prev_comm[TASK_COMM_LEN];
     11	int prev_pid;
     12	int prev_prio;
     13	long long prev_state;
     14	char next_comm[TASK_COMM_LEN];
     15	int next_pid;
     16	int next_prio;
     17};
     18
     19SEC("tracepoint/sched/sched_switch")
     20int oncpu(struct sched_switch_args *ctx)
     21{
     22	return 0;
     23}
     24
     25char _license[] SEC("license") = "GPL";