84 static void dctcp_init(struct sock *sk)  in dctcp_init()  argument
86 	const struct tcp_sock *tp = tcp_sk(sk);  in dctcp_init()
89 	    (sk->sk_state == TCP_LISTEN ||  in dctcp_init()
90 	     sk->sk_state == TCP_CLOSE)) {  in dctcp_init()
91 		struct dctcp *ca = inet_csk_ca(sk);  in dctcp_init()
108 	inet_csk(sk)->icsk_ca_ops = &dctcp_reno;  in dctcp_init()
109 	INET_ECN_dontxmit(sk);  in dctcp_init()
112 static u32 dctcp_ssthresh(struct sock *sk)  in dctcp_ssthresh()  argument
114 	const struct dctcp *ca = inet_csk_ca(sk);  in dctcp_ssthresh()
115 	struct tcp_sock *tp = tcp_sk(sk);  in dctcp_ssthresh()
126 static void dctcp_ce_state_0_to_1(struct sock *sk)  in dctcp_ce_state_0_to_1()  argument
128 	struct dctcp *ca = inet_csk_ca(sk);  in dctcp_ce_state_0_to_1()
129 	struct tcp_sock *tp = tcp_sk(sk);  in dctcp_ce_state_0_to_1()
144 		tcp_send_ack(sk);  in dctcp_ce_state_0_to_1()
156 static void dctcp_ce_state_1_to_0(struct sock *sk)  in dctcp_ce_state_1_to_0()  argument
158 	struct dctcp *ca = inet_csk_ca(sk);  in dctcp_ce_state_1_to_0()
159 	struct tcp_sock *tp = tcp_sk(sk);  in dctcp_ce_state_1_to_0()
174 		tcp_send_ack(sk);  in dctcp_ce_state_1_to_0()
186 static void dctcp_update_alpha(struct sock *sk, u32 flags)  in dctcp_update_alpha()  argument
188 	const struct tcp_sock *tp = tcp_sk(sk);  in dctcp_update_alpha()
189 	struct dctcp *ca = inet_csk_ca(sk);  in dctcp_update_alpha()
196 		acked_bytes = inet_csk(sk)->icsk_ack.rcv_mss;  in dctcp_update_alpha()
231 static void dctcp_state(struct sock *sk, u8 new_state)  in dctcp_state()  argument
234 		struct dctcp *ca = inet_csk_ca(sk);  in dctcp_state()
248 static void dctcp_update_ack_reserved(struct sock *sk, enum tcp_ca_event ev)  in dctcp_update_ack_reserved()  argument
250 	struct dctcp *ca = inet_csk_ca(sk);  in dctcp_update_ack_reserved()
267 static void dctcp_cwnd_event(struct sock *sk, enum tcp_ca_event ev)  in dctcp_cwnd_event()  argument
271 		dctcp_ce_state_0_to_1(sk);  in dctcp_cwnd_event()
274 		dctcp_ce_state_1_to_0(sk);  in dctcp_cwnd_event()
278 		dctcp_update_ack_reserved(sk, ev);  in dctcp_cwnd_event()
286 static size_t dctcp_get_info(struct sock *sk, u32 ext, int *attr,  in dctcp_get_info()  argument
289 	const struct dctcp *ca = inet_csk_ca(sk);  in dctcp_get_info()
297 		if (inet_csk(sk)->icsk_ca_ops != &dctcp_reno) {  in dctcp_get_info()