1// SPDX-License-Identifier: GPL-2.0
2// Copyright (c) 2017 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#include "bpf_misc.h"
9
10int kprobe_res = 0;
11
12/**
13 * This program will be manually made sleepable on the userspace side
14 * and should thus be unattachable.
15 */
16SEC("kprobe/" SYS_PREFIX "sys_nanosleep")
17int handle_kprobe_sleepable(struct pt_regs *ctx)
18{
19	kprobe_res = 1;
20	return 0;
21}
22
23char _license[] SEC("license") = "GPL";
24