| // SPDX-License-Identifier: GPL-2.0 | |
| #include "vmlinux.h" | |
| #include <bpf/bpf_helpers.h> | |
| #include <bpf/bpf_tracing.h> | |
| char _license[] SEC("license") = "GPL"; | |
| SEC("struct_ops/unsupp_cong_op_get_info") | |
| size_t BPF_PROG(unsupp_cong_op_get_info, struct sock *sk, u32 ext, int *attr, | |
| union tcp_cc_info *info) | |
| { | |
| return 0; | |
| } | |
| SEC(".struct_ops") | |
| struct tcp_congestion_ops unsupp_cong_op = { | |
| .get_info = (void *)unsupp_cong_op_get_info, | |
| .name = "bpf_unsupp_op", | |
| }; |