1// SPDX-License-Identifier: GPL-2.0 2/* Copyright (c) 2024 Meta Platforms, Inc. and affiliates. */ 3 4#include "vmlinux.h" 5#include <bpf/bpf_helpers.h> 6#include <bpf/bpf_tracing.h> 7 8char _license[] SEC("license") = "GPL"; 9 10SEC("?fentry/bpf_spin_lock") 11int BPF_PROG(test_spin_lock, struct bpf_spin_lock *lock) 12{ 13 return 0; 14} 15 16SEC("?fentry/bpf_spin_unlock") 17int BPF_PROG(test_spin_unlock, struct bpf_spin_lock *lock) 18{ 19 return 0; 20} 21