97 			  const struct dst_entry *dst,  in tcpm_suck_dst()  argument
106 	if (dst_metric_locked(dst, RTAX_RTT))  in tcpm_suck_dst()
108 	if (dst_metric_locked(dst, RTAX_RTTVAR))  in tcpm_suck_dst()
110 	if (dst_metric_locked(dst, RTAX_SSTHRESH))  in tcpm_suck_dst()
112 	if (dst_metric_locked(dst, RTAX_CWND))  in tcpm_suck_dst()
114 	if (dst_metric_locked(dst, RTAX_REORDERING))  in tcpm_suck_dst()
118 	msval = dst_metric_raw(dst, RTAX_RTT);  in tcpm_suck_dst()
121 	msval = dst_metric_raw(dst, RTAX_RTTVAR);  in tcpm_suck_dst()
123 	tm->tcpm_vals[TCP_METRIC_SSTHRESH] = dst_metric_raw(dst, RTAX_SSTHRESH);  in tcpm_suck_dst()
124 	tm->tcpm_vals[TCP_METRIC_CWND] = dst_metric_raw(dst, RTAX_CWND);  in tcpm_suck_dst()
125 	tm->tcpm_vals[TCP_METRIC_REORDERING] = dst_metric_raw(dst, RTAX_REORDERING);  in tcpm_suck_dst()
139 static void tcpm_check_stamp(struct tcp_metrics_block *tm, struct dst_entry *dst)  in tcpm_check_stamp()  argument
142 		tcpm_suck_dst(tm, dst, false);  in tcpm_check_stamp()
151 static struct tcp_metrics_block *tcpm_new(struct dst_entry *dst,  in tcpm_new()  argument
161 	net = dev_net(dst->dev);  in tcpm_new()
172 		tcpm_check_stamp(tm, dst);  in tcpm_new()
195 	tcpm_suck_dst(tm, dst, true);  in tcpm_new()
235 						       struct dst_entry *dst)  in __tcp_get_metrics_req()  argument
261 	net = dev_net(dst->dev);  in __tcp_get_metrics_req()
272 	tcpm_check_stamp(tm, dst);  in __tcp_get_metrics_req()
319 						 struct dst_entry *dst,  in tcp_get_metrics()  argument
348 	net = dev_net(dst->dev);  in tcp_get_metrics()
356 		tm = tcpm_new(dst, &saddr, &daddr, hash);  in tcp_get_metrics()
358 		tcpm_check_stamp(tm, dst);  in tcp_get_metrics()
370 	struct dst_entry *dst = __sk_dst_get(sk);  in tcp_update_metrics()  local
378 	if (sysctl_tcp_nometrics_save || !dst)  in tcp_update_metrics()
381 	if (dst->flags & DST_HOST)  in tcp_update_metrics()
382 		dst_confirm(dst);  in tcp_update_metrics()
390 		tm = tcp_get_metrics(sk, dst, false);  in tcp_update_metrics()
395 		tm = tcp_get_metrics(sk, dst, true);  in tcp_update_metrics()
491 	struct dst_entry *dst = __sk_dst_get(sk);  in tcp_init_metrics()  local
496 	if (!dst)  in tcp_init_metrics()
499 	dst_confirm(dst);  in tcp_init_metrics()
502 	tm = tcp_get_metrics(sk, dst, true);  in tcp_init_metrics()
576 		tp->snd_cwnd = tcp_init_cwnd(tp, dst);  in tcp_init_metrics()
580 bool tcp_peer_is_proven(struct request_sock *req, struct dst_entry *dst,  in tcp_peer_is_proven()  argument
586 	if (!dst)  in tcp_peer_is_proven()
590 	tm = __tcp_get_metrics_req(req, dst);  in tcp_peer_is_proven()
611 void tcp_fetch_timewait_stamp(struct sock *sk, struct dst_entry *dst)  in tcp_fetch_timewait_stamp()  argument
616 	tm = tcp_get_metrics(sk, dst, true);  in tcp_fetch_timewait_stamp()
636 	struct dst_entry *dst = __sk_dst_get(sk);  in tcp_remember_stamp()  local
639 	if (dst) {  in tcp_remember_stamp()
643 		tm = tcp_get_metrics(sk, dst, true);  in tcp_remember_stamp()
717 	struct dst_entry *dst = __sk_dst_get(sk);  in tcp_fastopen_cache_set()  local
720 	if (!dst)  in tcp_fastopen_cache_set()
723 	tm = tcp_get_metrics(sk, dst, true);  in tcp_fastopen_cache_set()