1651 static int smc_clcsock_accept(struct smc_sock *lsmc, struct smc_sock **new_smc)  in smc_clcsock_accept()  argument
1663 		*new_smc = NULL;  in smc_clcsock_accept()
1667 	*new_smc = smc_sk(new_sk);  in smc_clcsock_accept()
1683 		*new_smc = NULL;  in smc_clcsock_accept()
1704 	(*new_smc)->clcsock = new_clcsock;  in smc_clcsock_accept()
1835 static void smc_listen_out(struct smc_sock *new_smc)  in smc_listen_out()  argument
1837 	struct smc_sock *lsmc = new_smc->listen_smc;  in smc_listen_out()
1838 	struct sock *newsmcsk = &new_smc->sk;  in smc_listen_out()
1840 	if (tcp_sk(new_smc->clcsock->sk)->syn_smc)  in smc_listen_out()
1857 static void smc_listen_out_connected(struct smc_sock *new_smc)  in smc_listen_out_connected()  argument
1859 	struct sock *newsmcsk = &new_smc->sk;  in smc_listen_out_connected()
1864 	smc_listen_out(new_smc);  in smc_listen_out_connected()
1868 static void smc_listen_out_err(struct smc_sock *new_smc)  in smc_listen_out_err()  argument
1870 	struct sock *newsmcsk = &new_smc->sk;  in smc_listen_out_err()
1875 		sock_put(&new_smc->sk); /* passive closing */  in smc_listen_out_err()
1878 	smc_listen_out(new_smc);  in smc_listen_out_err()
1882 static void smc_listen_decline(struct smc_sock *new_smc, int reason_code,  in smc_listen_decline()  argument
1886 	smc_conn_abort(new_smc, local_first);  in smc_listen_decline()
1888 	    smc_switch_to_fallback(new_smc, reason_code)) {  in smc_listen_decline()
1890 		smc_listen_out_err(new_smc);  in smc_listen_decline()
1894 		if (smc_clc_send_decline(new_smc, reason_code, version) < 0) {  in smc_listen_decline()
1895 			smc_listen_out_err(new_smc);  in smc_listen_decline()
1899 	smc_listen_out_connected(new_smc);  in smc_listen_decline()
1903 static int smc_listen_v2_check(struct smc_sock *new_smc,  in smc_listen_v2_check()  argument
1961 static int smc_listen_prfx_check(struct smc_sock *new_smc,  in smc_listen_prfx_check()  argument
1965 	struct socket *newclcsock = new_smc->clcsock;  in smc_listen_prfx_check()
1977 static int smc_listen_rdma_init(struct smc_sock *new_smc,  in smc_listen_rdma_init()  argument
1983 	rc = smc_conn_create(new_smc, ini);  in smc_listen_rdma_init()
1988 	if (smc_buf_create(new_smc, false))  in smc_listen_rdma_init()
1995 static int smc_listen_ism_init(struct smc_sock *new_smc,  in smc_listen_ism_init()  argument
2000 	rc = smc_conn_create(new_smc, ini);  in smc_listen_ism_init()
2005 	rc = smc_buf_create(new_smc, true);  in smc_listen_ism_init()
2007 		smc_conn_abort(new_smc, ini->first_contact_local);  in smc_listen_ism_init()
2056 static void smc_find_ism_v2_device_serv(struct smc_sock *new_smc,  in smc_find_ism_v2_device_serv()  argument
2107 		rc = smc_listen_ism_init(new_smc, ini);  in smc_find_ism_v2_device_serv()
2125 static void smc_find_ism_v1_device_serv(struct smc_sock *new_smc,  in smc_find_ism_v1_device_serv()  argument
2137 	rc = smc_find_ism_device(new_smc, ini);  in smc_find_ism_v1_device_serv()
2141 	rc = smc_listen_ism_init(new_smc, ini);  in smc_find_ism_v1_device_serv()
2153 static int smc_listen_rdma_reg(struct smc_sock *new_smc, bool local_first)  in smc_listen_rdma_reg()  argument
2155 	struct smc_connection *conn = &new_smc->conn;  in smc_listen_rdma_reg()
2171 static void smc_find_rdma_v2_device_serv(struct smc_sock *new_smc,  in smc_find_rdma_v2_device_serv()  argument
2191 	ini->smcrv2.clc_sk = new_smc->clcsock->sk;  in smc_find_rdma_v2_device_serv()
2192 	ini->smcrv2.saddr = new_smc->clcsock->sk->sk_rcv_saddr;  in smc_find_rdma_v2_device_serv()
2194 	rc = smc_find_rdma_device(new_smc, ini);  in smc_find_rdma_v2_device_serv()
2204 	rc = smc_listen_rdma_init(new_smc, ini);  in smc_find_rdma_v2_device_serv()
2206 		rc = smc_listen_rdma_reg(new_smc, ini->first_contact_local);  in smc_find_rdma_v2_device_serv()
2218 static int smc_find_rdma_v1_device_serv(struct smc_sock *new_smc,  in smc_find_rdma_v1_device_serv()  argument
2231 	rc = smc_find_rdma_device(new_smc, ini);  in smc_find_rdma_v1_device_serv()
2236 	rc = smc_listen_rdma_init(new_smc, ini);  in smc_find_rdma_v1_device_serv()
2239 	return smc_listen_rdma_reg(new_smc, ini->first_contact_local);  in smc_find_rdma_v1_device_serv()
2243 static int smc_listen_find_device(struct smc_sock *new_smc,  in smc_listen_find_device()  argument
2250 	smc_find_ism_v2_device_serv(new_smc, pclc, ini);  in smc_listen_find_device()
2255 	prfx_rc = smc_listen_prfx_check(new_smc, pclc);  in smc_listen_find_device()
2260 	if (smc_vlan_by_tcpsk(new_smc->clcsock, ini))  in smc_listen_find_device()
2265 		smc_find_ism_v1_device_serv(new_smc, pclc, ini);  in smc_listen_find_device()
2275 	smc_find_rdma_v2_device_serv(new_smc, pclc, ini);  in smc_listen_find_device()
2283 		rc = smc_find_rdma_v1_device_serv(new_smc, pclc, ini);  in smc_listen_find_device()
2291 static int smc_listen_rdma_finish(struct smc_sock *new_smc,  in smc_listen_rdma_finish()  argument
2296 	struct smc_link *link = new_smc->conn.lnk;  in smc_listen_rdma_finish()
2302 	if (smc_rmb_rtoken_handling(&new_smc->conn, link, cclc))  in smc_listen_rdma_finish()
2310 		reason_code = smcr_serv_conf_first_link(new_smc);  in smc_listen_rdma_finish()
2319 	struct smc_sock *new_smc = container_of(work, struct smc_sock,  in smc_listen_work()  local
2321 	struct socket *newclcsock = new_smc->clcsock;  in smc_listen_work()
2330 	if (new_smc->listen_smc->sk.sk_state != SMC_LISTEN)  in smc_listen_work()
2331 		return smc_listen_out_err(new_smc);  in smc_listen_work()
2333 	if (new_smc->use_fallback) {  in smc_listen_work()
2334 		smc_listen_out_connected(new_smc);  in smc_listen_work()
2340 		rc = smc_switch_to_fallback(new_smc, SMC_CLC_DECL_PEERNOSMC);  in smc_listen_work()
2342 			smc_listen_out_err(new_smc);  in smc_listen_work()
2344 			smc_listen_out_connected(new_smc);  in smc_listen_work()
2357 	rc = smc_clc_wait_msg(new_smc, pclc, sizeof(*buf),  in smc_listen_work()
2366 	if (using_ipsec(new_smc)) {  in smc_listen_work()
2378 	rc = smc_listen_v2_check(new_smc, pclc, ini);  in smc_listen_work()
2383 	smc_close_init(new_smc);  in smc_listen_work()
2384 	smc_rx_init(new_smc);  in smc_listen_work()
2385 	smc_tx_init(new_smc);  in smc_listen_work()
2388 	rc = smc_listen_find_device(new_smc, pclc, ini);  in smc_listen_work()
2394 	rc = smc_clc_send_accept(new_smc, ini->first_contact_local,  in smc_listen_work()
2406 	rc = smc_clc_wait_msg(new_smc, cclc, sizeof(*buf),  in smc_listen_work()
2416 		rc = smc_listen_rdma_finish(new_smc, cclc,  in smc_listen_work()
2422 	smc_conn_save_peer_info(new_smc, cclc);  in smc_listen_work()
2423 	smc_listen_out_connected(new_smc);  in smc_listen_work()
2430 	smc_listen_decline(new_smc, rc, ini ? ini->first_contact_local : 0,  in smc_listen_work()
2442 	struct smc_sock *new_smc;  in smc_tcp_listen_work()  local
2447 		rc = smc_clcsock_accept(lsmc, &new_smc);  in smc_tcp_listen_work()
2450 		if (!new_smc)  in smc_tcp_listen_work()
2453 		if (tcp_sk(new_smc->clcsock->sk)->syn_smc)  in smc_tcp_listen_work()
2456 		new_smc->listen_smc = lsmc;  in smc_tcp_listen_work()
2457 		new_smc->use_fallback = lsmc->use_fallback;  in smc_tcp_listen_work()
2458 		new_smc->fallback_rsn = lsmc->fallback_rsn;  in smc_tcp_listen_work()
2460 		INIT_WORK(&new_smc->smc_listen_work, smc_listen_work);  in smc_tcp_listen_work()
2461 		smc_copy_sock_settings_to_smc(new_smc);  in smc_tcp_listen_work()
2462 		new_smc->sk.sk_sndbuf = lsmc->sk.sk_sndbuf;  in smc_tcp_listen_work()
2463 		new_smc->sk.sk_rcvbuf = lsmc->sk.sk_rcvbuf;  in smc_tcp_listen_work()
2464 		sock_hold(&new_smc->sk); /* sock_put in passive closing */  in smc_tcp_listen_work()
2465 		if (!queue_work(smc_hs_wq, &new_smc->smc_listen_work))  in smc_tcp_listen_work()
2466 			sock_put(&new_smc->sk);  in smc_tcp_listen_work()