66 	int err, cp;  in talk_to_cgroup()  local
71 	err = join_root_cgroup();  in talk_to_cgroup()
72 	if (!ASSERT_OK(err, "join_root_cgroup"))  in talk_to_cgroup()
77 	err = join_cgroup(CGROUP_TCP_SKB_PATH);  in talk_to_cgroup()
78 	if (!ASSERT_OK(err, "join_cgroup"))  in talk_to_cgroup()
89 	err = connect_fd_to_fd(*client_fd, *listen_fd, 0);  in talk_to_cgroup()
90 	if (!ASSERT_OK(err, "connect_fd_to_fd"))  in talk_to_cgroup()
95 	err = join_root_cgroup();  in talk_to_cgroup()
96 	if (!ASSERT_OK(err, "join_root_cgroup"))  in talk_to_cgroup()
113 	int err, cp;  in talk_to_outside()  local
118 	err = join_root_cgroup();  in talk_to_outside()
119 	if (!ASSERT_OK(err, "join_root_cgroup"))  in talk_to_outside()
124 	err = join_cgroup(CGROUP_TCP_SKB_PATH);  in talk_to_outside()
125 	if (!ASSERT_OK(err, "join_cgroup"))  in talk_to_outside()
130 	err = join_root_cgroup();  in talk_to_outside()
131 	if (!ASSERT_OK(err, "join_root_cgroup"))  in talk_to_outside()
139 	err = connect_fd_to_fd(*client_fd, *listen_fd, 0);  in talk_to_outside()
140 	if (!ASSERT_OK(err, "connect_fd_to_fd"))  in talk_to_outside()
159 	int err;  in close_connection()  local
181 	err = shutdown(*closing_fd, SHUT_WR);  in close_connection()
182 	if (!ASSERT_OK(err, "shutdown closing_fd"))  in close_connection()
197 	err = close(*peer_fd);  in close_connection()
198 	if (!ASSERT_OK(err, "close peer_fd"))  in close_connection()
211 	err = close(*closing_fd);  in close_connection()
212 	if (!ASSERT_OK(err, "close closing_fd"))  in close_connection()
243 	int err;  in test_cgroup_tcp_skb()  local
249 	err = setup_cgroup_environment();  in test_cgroup_tcp_skb()
250 	if (!ASSERT_OK(err, "setup_cgroup_environment"))  in test_cgroup_tcp_skb()
258 	err = install_filters(cgroup_fd, &egress_link, &ingress_link,  in test_cgroup_tcp_skb()
262 	if (!ASSERT_OK(err, "install_filters"))  in test_cgroup_tcp_skb()
265 	err = talk_to_cgroup(&client_fd, &listen_fd, &service_fd, skel);  in test_cgroup_tcp_skb()
266 	if (!ASSERT_OK(err, "talk_to_cgroup"))  in test_cgroup_tcp_skb()
269 	err = close_connection(&client_fd, &service_fd, &listen_fd, skel);  in test_cgroup_tcp_skb()
270 	if (!ASSERT_OK(err, "close_connection"))  in test_cgroup_tcp_skb()
279 	err = install_filters(cgroup_fd, &egress_link, &ingress_link,  in test_cgroup_tcp_skb()
284 	err = talk_to_cgroup(&client_fd, &listen_fd, &service_fd, skel);  in test_cgroup_tcp_skb()
285 	if (!ASSERT_OK(err, "talk_to_cgroup"))  in test_cgroup_tcp_skb()
288 	err = close_connection(&service_fd, &client_fd, &listen_fd, skel);  in test_cgroup_tcp_skb()
289 	if (!ASSERT_OK(err, "close_connection"))  in test_cgroup_tcp_skb()
298 	err = install_filters(cgroup_fd, &egress_link, &ingress_link,  in test_cgroup_tcp_skb()
303 	err = talk_to_outside(&client_fd, &listen_fd, &service_fd, skel);  in test_cgroup_tcp_skb()
304 	if (!ASSERT_OK(err, "talk_to_outside"))  in test_cgroup_tcp_skb()
307 	err = close_connection(&service_fd, &client_fd, &listen_fd, skel);  in test_cgroup_tcp_skb()
308 	if (!ASSERT_OK(err, "close_connection"))  in test_cgroup_tcp_skb()
317 	err = install_filters(cgroup_fd, &egress_link, &ingress_link,  in test_cgroup_tcp_skb()
322 	err = talk_to_outside(&client_fd, &listen_fd, &service_fd, skel);  in test_cgroup_tcp_skb()
323 	if (!ASSERT_OK(err, "talk_to_outside"))  in test_cgroup_tcp_skb()
326 	err = close_connection(&client_fd, &service_fd, &listen_fd, skel);  in test_cgroup_tcp_skb()
327 	if (!ASSERT_OK(err, "close_connection"))  in test_cgroup_tcp_skb()