BPF_SOCK_OPS_RETRANS_CB 3005 net/ipv4/tcp_output.c tcp_call_bpf_3arg(sk, BPF_SOCK_OPS_RETRANS_CB, BPF_SOCK_OPS_RETRANS_CB 114 tools/testing/selftests/bpf/progs/test_tcpbpf_kern.c case BPF_SOCK_OPS_RETRANS_CB: BPF_SOCK_OPS_RETRANS_CB 63 tools/testing/selftests/bpf/progs/test_tcpnotify_kern.c case BPF_SOCK_OPS_RETRANS_CB: {