1// SPDX-License-Identifier: GPL-2.0 2 3#include "vmlinux.h" 4 5#include <bpf/bpf_helpers.h> 6#include <bpf/bpf_tracing.h> 7 8char _license[] SEC("license") = "GPL"; 9 10SEC("struct_ops") 11size_t BPF_PROG(unsupp_cong_op_get_info, struct sock *sk, u32 ext, int *attr, 12 union tcp_cc_info *info) 13{ 14 return 0; 15} 16 17SEC(".struct_ops") 18struct tcp_congestion_ops unsupp_cong_op = { 19 .get_info = (void *)unsupp_cong_op_get_info, 20 .name = "bpf_unsupp_op", 21}; 22