409 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_init_sock()  local
418 	icsk->icsk_rto = TCP_TIMEOUT_INIT;  in tcp_init_sock()
450 	icsk->icsk_sync_mss = tcp_sync_mss;  in tcp_init_sock()
462 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_init_transfer()  local
465 	icsk->icsk_af_ops->rebuild_header(sk);  in tcp_init_transfer()
1542 		const struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_cleanup_rbuf()  local
1545 		if (icsk->icsk_ack.blocked ||  in tcp_cleanup_rbuf()
1547 		    tp->rcv_nxt - tp->rcv_wup > icsk->icsk_ack.rcv_mss ||  in tcp_cleanup_rbuf()
1555 		     ((icsk->icsk_ack.pending & ICSK_ACK_PUSHED2) ||  in tcp_cleanup_rbuf()
1556 		      ((icsk->icsk_ack.pending & ICSK_ACK_PUSHED) &&  in tcp_cleanup_rbuf()
1557 		       !icsk->icsk_ack.pingpong)) &&  in tcp_cleanup_rbuf()
2532 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_disconnect()  local
2575 	icsk->icsk_backoff = 0;  in tcp_disconnect()
2577 	icsk->icsk_probes_out = 0;  in tcp_disconnect()
2589 	icsk->icsk_ack.rcv_mss = TCP_MIN_MSS;  in tcp_disconnect()
2605 	WARN_ON(inet->inet_num && !icsk->icsk_bind_hash);  in tcp_disconnect()
2712 	struct inet_connection_sock *icsk = inet_csk(sk);  in do_tcp_setsockopt()  local
2925 			icsk->icsk_syn_retries = val;  in do_tcp_setsockopt()
2946 		icsk->icsk_accept_queue.rskq_defer_accept =  in do_tcp_setsockopt()
2965 			icsk->icsk_ack.pingpong = 1;  in do_tcp_setsockopt()
2967 			icsk->icsk_ack.pingpong = 0;  in do_tcp_setsockopt()
2971 				icsk->icsk_ack.pending |= ICSK_ACK_PUSHED;  in do_tcp_setsockopt()
2974 					icsk->icsk_ack.pingpong = 1;  in do_tcp_setsockopt()
2995 			icsk->icsk_user_timeout = val;  in do_tcp_setsockopt()
3059 	const struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_setsockopt()  local
3062 		return icsk->icsk_af_ops->setsockopt(sk, level, optname,  in tcp_setsockopt()
3103 	const struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_get_info()  local
3139 	info->tcpi_ca_state = icsk->icsk_ca_state;  in tcp_get_info()
3140 	info->tcpi_retransmits = icsk->icsk_retransmits;  in tcp_get_info()
3141 	info->tcpi_probes = icsk->icsk_probes_out;  in tcp_get_info()
3142 	info->tcpi_backoff = icsk->icsk_backoff;  in tcp_get_info()
3161 	info->tcpi_rto = jiffies_to_usecs(icsk->icsk_rto);  in tcp_get_info()
3162 	info->tcpi_ato = jiffies_to_usecs(icsk->icsk_ack.ato);  in tcp_get_info()
3164 	info->tcpi_rcv_mss = icsk->icsk_ack.rcv_mss;  in tcp_get_info()
3174 	info->tcpi_last_data_recv = jiffies_to_msecs(now - icsk->icsk_ack.lrcvtime);  in tcp_get_info()
3177 	info->tcpi_pmtu = icsk->icsk_pmtu_cookie;  in tcp_get_info()
3299 	struct inet_connection_sock *icsk = inet_csk(sk);  in do_tcp_getsockopt()  local
3336 		val = icsk->icsk_syn_retries ? : net->ipv4.sysctl_tcp_syn_retries;  in do_tcp_getsockopt()
3344 		val = retrans_to_secs(icsk->icsk_accept_queue.rskq_defer_accept,  in do_tcp_getsockopt()
3374 		ca_ops = icsk->icsk_ca_ops;  in do_tcp_getsockopt()
3386 		val = !icsk->icsk_ack.pingpong;  in do_tcp_getsockopt()
3395 		if (copy_to_user(optval, icsk->icsk_ca_ops->name, len))  in do_tcp_getsockopt()
3403 		if (!icsk->icsk_ulp_ops) {  in do_tcp_getsockopt()
3410 		if (copy_to_user(optval, icsk->icsk_ulp_ops->name, len))  in do_tcp_getsockopt()
3422 		ctx = rcu_dereference(icsk->icsk_accept_queue.fastopenq.ctx);  in do_tcp_getsockopt()
3487 		val = icsk->icsk_user_timeout;  in do_tcp_getsockopt()
3491 		val = icsk->icsk_accept_queue.fastopenq.max_qlen;  in do_tcp_getsockopt()
3580 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_getsockopt()  local
3583 		return icsk->icsk_af_ops->getsockopt(sk, level, optname,  in tcp_getsockopt()