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1// SPDX-License-Identifier: GPL-2.02/* Copyright (c) 2020 Facebook */3 4#include "vmlinux.h"5#include <bpf/bpf_helpers.h>6#include <bpf/bpf_tracing.h>7#include <bpf/bpf_core_read.h>8 9bool prog1_called = false;10bool prog2_called = false;11bool prog3_called = false;12 13SEC("raw_tp/sys_enter")14int prog1(const void *ctx)15{16 prog1_called = true;17 return 0;18}19 20SEC("raw_tp/sys_exit")21int prog2(const void *ctx)22{23 prog2_called = true;24 return 0;25}26 27struct fake_kernel_struct {28 int whatever;29} __attribute__((preserve_access_index));30 31SEC("fentry/unexisting-kprobe-will-fail-if-loaded")32int prog3(const void *ctx)33{34 struct fake_kernel_struct *fake = (void *)ctx;35 fake->whatever = 123;36 prog3_called = true;37 return 0;38}39 40char _license[] SEC("license") = "GPL";41