// SPDX-License-Identifier: GPL-2.0
/* Copyright (C) 2023 Yafang Shao <laoar.shao@gmail.com> */

#include "vmlinux.h"
#include <bpf/bpf_tracing.h>
#include <stdbool.h>

extern bool CONFIG_X86_KERNEL_IBT __kconfig __weak;
extern bool CONFIG_PPC_FTRACE_OUT_OF_LINE __kconfig __weak;
extern bool CONFIG_KPROBES_ON_FTRACE __kconfig __weak;
extern bool CONFIG_PPC64 __kconfig __weak;

/* This function is here to have CONFIG_X86_KERNEL_IBT,
 * CONFIG_PPC_FTRACE_OUT_OF_LINE, CONFIG_KPROBES_ON_FTRACE,
 * CONFIG_PPC6 used and added to object BTF.
 */
int unused(void)
{
        return CONFIG_X86_KERNEL_IBT ||
                        CONFIG_PPC_FTRACE_OUT_OF_LINE ||
                        CONFIG_KPROBES_ON_FTRACE ||
                        CONFIG_PPC64 ? 0 : 1;
}

SEC("kprobe")
int BPF_PROG(kprobe_run)
{
        return 0;
}

SEC("uprobe")
int BPF_PROG(uprobe_run)
{
        return 0;
}

SEC("tracepoint")
int BPF_PROG(tp_run)
{
        return 0;
}

SEC("perf_event")
int event_run(void *ctx)
{
        return 0;
}

SEC("kprobe.multi")
int BPF_PROG(kmulti_run)
{
        return 0;
}

SEC("uprobe.multi")
int BPF_PROG(umulti_run)
{
        return 0;
}

char _license[] SEC("license") = "GPL";