138 static void tcp_cdg_hystart_update(struct sock *sk)  in tcp_cdg_hystart_update()  argument
140 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_hystart_update()
141 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_hystart_update()
150 		if (ca->last_ack == 0 || !tcp_is_cwnd_limited(sk)) {  in tcp_cdg_hystart_update()
158 				NET_INC_STATS_BH(sock_net(sk),  in tcp_cdg_hystart_update()
160 				NET_ADD_STATS_BH(sock_net(sk),  in tcp_cdg_hystart_update()
177 				NET_INC_STATS_BH(sock_net(sk),  in tcp_cdg_hystart_update()
179 				NET_ADD_STATS_BH(sock_net(sk),  in tcp_cdg_hystart_update()
239 static bool tcp_cdg_backoff(struct sock *sk, u32 grad)  in tcp_cdg_backoff()  argument
241 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_backoff()
242 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_backoff()
255 	tcp_enter_cwr(sk);  in tcp_cdg_backoff()
260 static void tcp_cdg_cong_avoid(struct sock *sk, u32 ack, u32 acked)  in tcp_cdg_cong_avoid()  argument
262 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_cong_avoid()
263 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_cong_avoid()
268 		tcp_cdg_hystart_update(sk);  in tcp_cdg_cong_avoid()
281 		if (grad > 0 && tcp_cdg_backoff(sk, grad))  in tcp_cdg_cong_avoid()
285 	if (!tcp_is_cwnd_limited(sk)) {  in tcp_cdg_cong_avoid()
291 	tcp_reno_cong_avoid(sk, ack, acked);  in tcp_cdg_cong_avoid()
297 static void tcp_cdg_acked(struct sock *sk, u32 num_acked, s32 rtt_us)  in tcp_cdg_acked()  argument
299 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_acked()
300 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_acked()
326 static u32 tcp_cdg_ssthresh(struct sock *sk)  in tcp_cdg_ssthresh()  argument
328 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_ssthresh()
329 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_ssthresh()
345 static u32 tcp_cdg_undo_cwnd(struct sock *sk)  in tcp_cdg_undo_cwnd()  argument
347 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_undo_cwnd()
349 	return max(tcp_sk(sk)->snd_cwnd, ca->undo_cwnd);  in tcp_cdg_undo_cwnd()
352 static void tcp_cdg_cwnd_event(struct sock *sk, const enum tcp_ca_event ev)  in tcp_cdg_cwnd_event()  argument
354 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_cwnd_event()
355 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_cwnd_event()
380 static void tcp_cdg_init(struct sock *sk)  in tcp_cdg_init()  argument
382 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_init()
383 	struct tcp_sock *tp = tcp_sk(sk);  in tcp_cdg_init()
393 static void tcp_cdg_release(struct sock *sk)  in tcp_cdg_release()  argument
395 	struct cdg *ca = inet_csk_ca(sk);  in tcp_cdg_release()