344 	per_mss = max_t(u32, tp->rx_opt.mss_clamp, tp->mss_cache) +  in tcp_sndbuf_expand()
581 	if (tp->rx_opt.rcv_tsecr == tp->rcv_rtt_last_tsecr)  in tcp_rcv_rtt_measure_ts()
583 	tp->rcv_rtt_last_tsecr = tp->rx_opt.rcv_tsecr;  in tcp_rcv_rtt_measure_ts()
587 		u32 delta = tcp_time_stamp(tp) - tp->rx_opt.rcv_tsecr;  in tcp_rcv_rtt_measure_ts()
875 	tp->rx_opt.sack_ok |= TCP_DSACK_SEEN;  in tcp_dsack_seen()
899 			 tp->rx_opt.sack_ok, inet_csk(sk)->icsk_ca_state,  in tcp_check_sack_reordering()
2262 	return tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&  in tcp_tsopt_ecr_before()
2263 	       before(tp->rx_opt.rcv_tsecr, when);  in tcp_tsopt_ecr_before()
2937 	if (seq_rtt_us < 0 && tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&  in tcp_ack_update_rtt()
2939 		u32 delta = tcp_time_stamp(tp) - tp->rx_opt.rcv_tsecr;  in tcp_ack_update_rtt()
3383 		nwin <<= tp->rx_opt.snd_wscale;  in tcp_ack_update_window()
3483 	tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval;  in tcp_store_ts_recent()
3484 	tp->rx_opt.ts_recent_stamp = ktime_get_seconds();  in tcp_store_ts_recent()
3489 	if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) {  in tcp_replace_ts_recent()
3497 		if (tcp_paws_check(&tp->rx_opt, 0))  in tcp_replace_ts_recent()
3958 		tp->rx_opt.saw_tstamp = 1;  in tcp_parse_aligned_timestamp()
3960 		tp->rx_opt.rcv_tsval = ntohl(*ptr);  in tcp_parse_aligned_timestamp()
3963 			tp->rx_opt.rcv_tsecr = ntohl(*ptr) - tp->tsoffset;  in tcp_parse_aligned_timestamp()
3965 			tp->rx_opt.rcv_tsecr = 0;  in tcp_parse_aligned_timestamp()
3982 		tp->rx_opt.saw_tstamp = 0;  in tcp_fast_parse_options()
3984 	} else if (tp->rx_opt.tstamp_ok &&  in tcp_fast_parse_options()
3990 	tcp_parse_options(net, skb, &tp->rx_opt, 1, NULL);  in tcp_fast_parse_options()
3991 	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)  in tcp_fast_parse_options()
3992 		tp->rx_opt.rcv_tsecr -= tp->tsoffset;  in tcp_fast_parse_options()
4069 		!tcp_may_update_window(tp, ack, seq, ntohs(th->window) << tp->rx_opt.snd_wscale) &&  in tcp_disordered_ack()
4072 		(s32)(tp->rx_opt.ts_recent - tp->rx_opt.rcv_tsval) <= (inet_csk(sk)->icsk_rto * 1024) / HZ);  in tcp_disordered_ack()
4080 	return !tcp_paws_check(&tp->rx_opt, TCP_PAWS_WINDOW) &&  in tcp_paws_discard()
4199 		tcp_sack_reset(&tp->rx_opt);  in tcp_fin()
4241 		tp->rx_opt.dsack = 1;  in tcp_dsack_set()
4251 	if (!tp->rx_opt.dsack)  in tcp_dsack_extend()
4302 	for (this_sack = 1; this_sack < tp->rx_opt.num_sacks;) {  in tcp_sack_maybe_coalesce()
4309 			tp->rx_opt.num_sacks--;  in tcp_sack_maybe_coalesce()
4310 			for (i = this_sack; i < tp->rx_opt.num_sacks; i++)  in tcp_sack_maybe_coalesce()
4322 	int cur_sacks = tp->rx_opt.num_sacks;  in tcp_sack_new_ofo_skb()
4349 		tp->rx_opt.num_sacks--;  in tcp_sack_new_ofo_skb()
4359 	tp->rx_opt.num_sacks++;  in tcp_sack_new_ofo_skb()
4367 	int num_sacks = tp->rx_opt.num_sacks;  in tcp_sack_remove()
4372 		tp->rx_opt.num_sacks = 0;  in tcp_sack_remove()
4393 	tp->rx_opt.num_sacks = num_sacks;  in tcp_sack_remove()
4569 			tp->rx_opt.num_sacks = 1;  in tcp_data_queue_ofo()
4770 	tp->rx_opt.dsack = 0;  in tcp_data_queue()
4807 		if (tp->rx_opt.num_sacks)  in tcp_data_queue()
5101 	if (tp->rx_opt.sack_ok)  in tcp_prune_ofo_queue()
5102 		tcp_sack_reset(&tp->rx_opt);  in tcp_prune_ofo_queue()
5421 	    tp->rx_opt.saw_tstamp &&  in tcp_validate_incoming()
5469 		} else if (tcp_is_sack(tp) && tp->rx_opt.num_sacks > 0) {  in tcp_validate_incoming()
5474 			for (this_sack = 1; this_sack < tp->rx_opt.num_sacks;  in tcp_validate_incoming()
5571 	tp->rx_opt.saw_tstamp = 0;  in tcp_rcv_established()
5599 			if ((s32)(tp->rx_opt.rcv_tsval - tp->rx_opt.ts_recent) < 0)  in tcp_rcv_established()
5631 				tp->rcv_rtt_last_tsecr = tp->rx_opt.rcv_tsecr;  in tcp_rcv_established()
5772 	if (!tp->rx_opt.snd_wscale)  in tcp_finish_connect()
5783 	u16 mss = tp->rx_opt.mss_clamp, try_exp = 0;  in tcp_rcv_fastopen_synack()
5786 	if (mss == tp->rx_opt.user_mss) {  in tcp_rcv_fastopen_synack()
5843 		if (tp->syn_smc && !tp->rx_opt.smc_ok)  in smc_check_reset_syn()
5859 	if (tp->undo_marker && syn_stamp && tp->rx_opt.saw_tstamp &&  in tcp_try_undo_spurious_syn()
5860 	    syn_stamp == tp->rx_opt.rcv_tsecr)  in tcp_try_undo_spurious_syn()
5870 	int saved_clamp = tp->rx_opt.mss_clamp;  in tcp_rcv_synsent_state_process()
5873 	tcp_parse_options(sock_net(sk), skb, &tp->rx_opt, 0, &foc);  in tcp_rcv_synsent_state_process()
5874 	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)  in tcp_rcv_synsent_state_process()
5875 		tp->rx_opt.rcv_tsecr -= tp->tsoffset;  in tcp_rcv_synsent_state_process()
5890 		if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&  in tcp_rcv_synsent_state_process()
5891 		    !between(tp->rx_opt.rcv_tsecr, tp->retrans_stamp,  in tcp_rcv_synsent_state_process()
5945 		if (!tp->rx_opt.wscale_ok) {  in tcp_rcv_synsent_state_process()
5946 			tp->rx_opt.snd_wscale = tp->rx_opt.rcv_wscale = 0;  in tcp_rcv_synsent_state_process()
5950 		if (tp->rx_opt.saw_tstamp) {  in tcp_rcv_synsent_state_process()
5951 			tp->rx_opt.tstamp_ok	   = 1;  in tcp_rcv_synsent_state_process()
6020 	if (tp->rx_opt.ts_recent_stamp && tp->rx_opt.saw_tstamp &&  in tcp_rcv_synsent_state_process()
6021 	    tcp_paws_reject(&tp->rx_opt, 0))  in tcp_rcv_synsent_state_process()
6031 		if (tp->rx_opt.saw_tstamp) {  in tcp_rcv_synsent_state_process()
6032 			tp->rx_opt.tstamp_ok = 1;  in tcp_rcv_synsent_state_process()
6080 	tcp_clear_options(&tp->rx_opt);  in tcp_rcv_synsent_state_process()
6081 	tp->rx_opt.mss_clamp = saved_clamp;  in tcp_rcv_synsent_state_process()
6085 	tcp_clear_options(&tp->rx_opt);  in tcp_rcv_synsent_state_process()
6086 	tp->rx_opt.mss_clamp = saved_clamp;  in tcp_rcv_synsent_state_process()
6165 		tp->rx_opt.saw_tstamp = 0;  in tcp_rcv_state_process()
6179 	tp->rx_opt.saw_tstamp = 0;  in tcp_rcv_state_process()
6235 		tp->snd_wnd = ntohs(th->window) << tp->rx_opt.snd_wscale;  in tcp_rcv_state_process()
6238 		if (tp->rx_opt.tstamp_ok)  in tcp_rcv_state_process()
6422 			     const struct tcp_options_received *rx_opt,  in tcp_openreq_init()  argument
6433 	req->mss = rx_opt->mss_clamp;  in tcp_openreq_init()
6434 	req->ts_recent = rx_opt->saw_tstamp ? rx_opt->rcv_tsval : 0;  in tcp_openreq_init()
6435 	ireq->tstamp_ok = rx_opt->tstamp_ok;  in tcp_openreq_init()
6436 	ireq->sack_ok = rx_opt->sack_ok;  in tcp_openreq_init()
6437 	ireq->snd_wscale = rx_opt->snd_wscale;  in tcp_openreq_init()
6438 	ireq->wscale_ok = rx_opt->wscale_ok;  in tcp_openreq_init()
6445 	ireq->smc_ok = rx_opt->smc_ok;  in tcp_openreq_init()
6540 	mss = tcp_parse_mss_option(th, tp->rx_opt.user_mss);  in tcp_get_syncookie_mss()
6588 	tmp_opt.user_mss  = tp->rx_opt.user_mss;  in tcp_conn_request()