27 	u32 start_ts = tcp_sk(sk)->retrans_stamp;  in tcp_retransmit_stamp()  local
29 	if (unlikely(!start_ts)) {  in tcp_retransmit_stamp()
34 		start_ts = tcp_skb_timestamp(head);  in tcp_retransmit_stamp()
36 	return start_ts;  in tcp_retransmit_stamp()
42 	u32 elapsed, start_ts;  in tcp_clamp_rto_to_user_timeout()  local
44 	start_ts = tcp_retransmit_stamp(sk);  in tcp_clamp_rto_to_user_timeout()
45 	if (!icsk->icsk_user_timeout || !start_ts)  in tcp_clamp_rto_to_user_timeout()
47 	elapsed = tcp_time_stamp(tcp_sk(sk)) - start_ts;  in tcp_clamp_rto_to_user_timeout()
193 	unsigned int linear_backoff_thresh, start_ts;  in retransmits_timed_out()  local
198 	start_ts = tcp_retransmit_stamp(sk);  in retransmits_timed_out()
199 	if (!start_ts)  in retransmits_timed_out()
212 	return (tcp_time_stamp(tcp_sk(sk)) - start_ts) >= timeout;  in retransmits_timed_out()
346 	u32 start_ts;  in tcp_probe_timer()  local
361 	start_ts = tcp_skb_timestamp(skb);  in tcp_probe_timer()
362 	if (!start_ts)  in tcp_probe_timer()
365 		 (s32)(tcp_time_stamp(tp) - start_ts) > icsk->icsk_user_timeout)  in tcp_probe_timer()