413 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_init_sock()  local
422 	icsk->icsk_rto = TCP_TIMEOUT_INIT;  in tcp_init_sock()
423 	icsk->icsk_rto_min = TCP_RTO_MIN;  in tcp_init_sock()
424 	icsk->icsk_delack_max = TCP_DELACK_MAX;  in tcp_init_sock()
454 	icsk->icsk_sync_mss = tcp_sync_mss;  in tcp_init_sock()
1550 		const struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_cleanup_rbuf()  local
1553 		    tp->rcv_nxt - tp->rcv_wup > icsk->icsk_ack.rcv_mss ||  in tcp_cleanup_rbuf()
1561 		     ((icsk->icsk_ack.pending & ICSK_ACK_PUSHED2) ||  in tcp_cleanup_rbuf()
1562 		      ((icsk->icsk_ack.pending & ICSK_ACK_PUSHED) &&  in tcp_cleanup_rbuf()
2717 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_disconnect()  local
2769 	icsk->icsk_backoff = 0;  in tcp_disconnect()
2770 	icsk->icsk_probes_out = 0;  in tcp_disconnect()
2771 	icsk->icsk_probes_tstamp = 0;  in tcp_disconnect()
2772 	icsk->icsk_rto = TCP_TIMEOUT_INIT;  in tcp_disconnect()
2773 	icsk->icsk_rto_min = TCP_RTO_MIN;  in tcp_disconnect()
2774 	icsk->icsk_delack_max = TCP_DELACK_MAX;  in tcp_disconnect()
2783 	if (icsk->icsk_ca_ops->release)  in tcp_disconnect()
2784 		icsk->icsk_ca_ops->release(sk);  in tcp_disconnect()
2785 	memset(icsk->icsk_ca_priv, 0, sizeof(icsk->icsk_ca_priv));  in tcp_disconnect()
2786 	icsk->icsk_ca_initialized = 0;  in tcp_disconnect()
2795 	icsk->icsk_ack.rcv_mss = TCP_MIN_MSS;  in tcp_disconnect()
2837 	WARN_ON(inet->inet_num && !icsk->icsk_bind_hash);  in tcp_disconnect()
3117 	struct inet_connection_sock *icsk = inet_csk(sk);  in do_tcp_setsockopt()  local
3302 			icsk->icsk_syn_retries = val;  in do_tcp_setsockopt()
3324 		icsk->icsk_accept_queue.rskq_defer_accept =  in do_tcp_setsockopt()
3358 			icsk->icsk_user_timeout = val;  in do_tcp_setsockopt()
3428 	const struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_setsockopt()  local
3431 		return icsk->icsk_af_ops->setsockopt(sk, level, optname,  in tcp_setsockopt()
3460 	const struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_get_info()  local
3496 	info->tcpi_ca_state = icsk->icsk_ca_state;  in tcp_get_info()
3497 	info->tcpi_retransmits = icsk->icsk_retransmits;  in tcp_get_info()
3498 	info->tcpi_probes = icsk->icsk_probes_out;  in tcp_get_info()
3499 	info->tcpi_backoff = icsk->icsk_backoff;  in tcp_get_info()
3518 	info->tcpi_rto = jiffies_to_usecs(icsk->icsk_rto);  in tcp_get_info()
3519 	info->tcpi_ato = jiffies_to_usecs(icsk->icsk_ack.ato);  in tcp_get_info()
3521 	info->tcpi_rcv_mss = icsk->icsk_ack.rcv_mss;  in tcp_get_info()
3531 	info->tcpi_last_data_recv = jiffies_to_msecs(now - icsk->icsk_ack.lrcvtime);  in tcp_get_info()
3534 	info->tcpi_pmtu = icsk->icsk_pmtu_cookie;  in tcp_get_info()
3670 	struct inet_connection_sock *icsk = inet_csk(sk);  in do_tcp_getsockopt()  local
3707 		val = icsk->icsk_syn_retries ? : net->ipv4.sysctl_tcp_syn_retries;  in do_tcp_getsockopt()
3715 		val = retrans_to_secs(icsk->icsk_accept_queue.rskq_defer_accept,  in do_tcp_getsockopt()
3745 		ca_ops = icsk->icsk_ca_ops;  in do_tcp_getsockopt()
3766 		if (copy_to_user(optval, icsk->icsk_ca_ops->name, len))  in do_tcp_getsockopt()
3774 		if (!icsk->icsk_ulp_ops) {  in do_tcp_getsockopt()
3781 		if (copy_to_user(optval, icsk->icsk_ulp_ops->name, len))  in do_tcp_getsockopt()
3792 		key_len = tcp_fastopen_get_cipher(net, icsk, key) *  in do_tcp_getsockopt()
3852 		val = icsk->icsk_user_timeout;  in do_tcp_getsockopt()
3856 		val = icsk->icsk_accept_queue.fastopenq.max_qlen;  in do_tcp_getsockopt()
3973 	struct inet_connection_sock *icsk = inet_csk(sk);  in tcp_getsockopt()  local
3976 		return icsk->icsk_af_ops->getsockopt(sk, level, optname,  in tcp_getsockopt()