296 	per_mss = max_t(u32, tp->rx_opt.mss_clamp, tp->mss_cache) +  in tcp_sndbuf_expand()
546 	if (tp->rx_opt.rcv_tsecr &&  in tcp_rcv_rtt_measure_ts()
549 		tcp_rcv_rtt_update(tp, tcp_time_stamp - tp->rx_opt.rcv_tsecr, 0);  in tcp_rcv_rtt_measure_ts()
842 	tp->rx_opt.sack_ok &= ~TCP_FACK_ENABLED;  in tcp_disable_fack()
848 	tp->rx_opt.sack_ok |= TCP_DSACK_SEEN;  in tcp_dsack_seen()
873 			 tp->rx_opt.sack_ok, inet_csk(sk)->icsk_ca_state,  in tcp_update_reordering()
2257 	return tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&  in tcp_tsopt_ecr_before()
2258 	       before(tp->rx_opt.rcv_tsecr, when);  in tcp_tsopt_ecr_before()
2959 	if (seq_rtt_us < 0 && tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&  in tcp_ack_update_rtt()
2962 							  tp->rx_opt.rcv_tsecr);  in tcp_ack_update_rtt()
3363 		nwin <<= tp->rx_opt.snd_wscale;  in tcp_ack_update_window()
3452 	tp->rx_opt.ts_recent = tp->rx_opt.rcv_tsval;  in tcp_store_ts_recent()
3453 	tp->rx_opt.ts_recent_stamp = get_seconds();  in tcp_store_ts_recent()
3458 	if (tp->rx_opt.saw_tstamp && !after(seq, tp->rcv_wup)) {  in tcp_replace_ts_recent()
3466 		if (tcp_paws_check(&tp->rx_opt, 0))  in tcp_replace_ts_recent()
3814 		tp->rx_opt.saw_tstamp = 1;  in tcp_parse_aligned_timestamp()
3816 		tp->rx_opt.rcv_tsval = ntohl(*ptr);  in tcp_parse_aligned_timestamp()
3819 			tp->rx_opt.rcv_tsecr = ntohl(*ptr) - tp->tsoffset;  in tcp_parse_aligned_timestamp()
3821 			tp->rx_opt.rcv_tsecr = 0;  in tcp_parse_aligned_timestamp()
3837 		tp->rx_opt.saw_tstamp = 0;  in tcp_fast_parse_options()
3839 	} else if (tp->rx_opt.tstamp_ok &&  in tcp_fast_parse_options()
3845 	tcp_parse_options(skb, &tp->rx_opt, 1, NULL);  in tcp_fast_parse_options()
3846 	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)  in tcp_fast_parse_options()
3847 		tp->rx_opt.rcv_tsecr -= tp->tsoffset;  in tcp_fast_parse_options()
3927 		!tcp_may_update_window(tp, ack, seq, ntohs(th->window) << tp->rx_opt.snd_wscale) &&  in tcp_disordered_ack()
3930 		(s32)(tp->rx_opt.ts_recent - tp->rx_opt.rcv_tsval) <= (inet_csk(sk)->icsk_rto * 1024) / HZ);  in tcp_disordered_ack()
3938 	return !tcp_paws_check(&tp->rx_opt, TCP_PAWS_WINDOW) &&  in tcp_paws_discard()
4054 		tcp_sack_reset(&tp->rx_opt);  in tcp_fin()
4096 		tp->rx_opt.dsack = 1;  in tcp_dsack_set()
4106 	if (!tp->rx_opt.dsack)  in tcp_dsack_extend()
4145 	for (this_sack = 1; this_sack < tp->rx_opt.num_sacks;) {  in tcp_sack_maybe_coalesce()
4152 			tp->rx_opt.num_sacks--;  in tcp_sack_maybe_coalesce()
4153 			for (i = this_sack; i < tp->rx_opt.num_sacks; i++)  in tcp_sack_maybe_coalesce()
4165 	int cur_sacks = tp->rx_opt.num_sacks;  in tcp_sack_new_ofo_skb()
4190 		tp->rx_opt.num_sacks--;  in tcp_sack_new_ofo_skb()
4200 	tp->rx_opt.num_sacks++;  in tcp_sack_new_ofo_skb()
4208 	int num_sacks = tp->rx_opt.num_sacks;  in tcp_sack_remove()
4213 		tp->rx_opt.num_sacks = 0;  in tcp_sack_remove()
4234 	tp->rx_opt.num_sacks = num_sacks;  in tcp_sack_remove()
4367 			tp->rx_opt.num_sacks = 1;  in tcp_data_queue_ofo()
4390 		if (!tp->rx_opt.num_sacks ||  in tcp_data_queue_ofo()
4548 	tp->rx_opt.dsack = 0;  in tcp_data_queue()
4603 		if (tp->rx_opt.num_sacks)  in tcp_data_queue()
4830 		if (tp->rx_opt.sack_ok)  in tcp_prune_ofo_queue()
4831 			tcp_sack_reset(&tp->rx_opt);  in tcp_prune_ofo_queue()
5137 	if (tcp_fast_parse_options(skb, th, tp) && tp->rx_opt.saw_tstamp &&  in tcp_validate_incoming()
5250 	tp->rx_opt.saw_tstamp = 0;  in tcp_rcv_established()
5278 			if ((s32)(tp->rx_opt.rcv_tsval - tp->rx_opt.ts_recent) < 0)  in tcp_rcv_established()
5452 	if (!tp->rx_opt.snd_wscale)  in tcp_finish_connect()
5468 	u16 mss = tp->rx_opt.mss_clamp, try_exp = 0;  in tcp_rcv_fastopen_synack()
5471 	if (mss == tp->rx_opt.user_mss) {  in tcp_rcv_fastopen_synack()
5523 	int saved_clamp = tp->rx_opt.mss_clamp;  in tcp_rcv_synsent_state_process()
5525 	tcp_parse_options(skb, &tp->rx_opt, 0, &foc);  in tcp_rcv_synsent_state_process()
5526 	if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr)  in tcp_rcv_synsent_state_process()
5527 		tp->rx_opt.rcv_tsecr -= tp->tsoffset;  in tcp_rcv_synsent_state_process()
5542 		if (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr &&  in tcp_rcv_synsent_state_process()
5543 		    !between(tp->rx_opt.rcv_tsecr, tp->retrans_stamp,  in tcp_rcv_synsent_state_process()
5595 		if (!tp->rx_opt.wscale_ok) {  in tcp_rcv_synsent_state_process()
5596 			tp->rx_opt.snd_wscale = tp->rx_opt.rcv_wscale = 0;  in tcp_rcv_synsent_state_process()
5600 		if (tp->rx_opt.saw_tstamp) {  in tcp_rcv_synsent_state_process()
5601 			tp->rx_opt.tstamp_ok	   = 1;  in tcp_rcv_synsent_state_process()
5668 	if (tp->rx_opt.ts_recent_stamp && tp->rx_opt.saw_tstamp &&  in tcp_rcv_synsent_state_process()
5669 	    tcp_paws_reject(&tp->rx_opt, 0))  in tcp_rcv_synsent_state_process()
5679 		if (tp->rx_opt.saw_tstamp) {  in tcp_rcv_synsent_state_process()
5680 			tp->rx_opt.tstamp_ok = 1;  in tcp_rcv_synsent_state_process()
5728 	tcp_clear_options(&tp->rx_opt);  in tcp_rcv_synsent_state_process()
5729 	tp->rx_opt.mss_clamp = saved_clamp;  in tcp_rcv_synsent_state_process()
5733 	tcp_clear_options(&tp->rx_opt);  in tcp_rcv_synsent_state_process()
5734 	tp->rx_opt.mss_clamp = saved_clamp;  in tcp_rcv_synsent_state_process()
5754 	tp->rx_opt.saw_tstamp = 0;  in tcp_rcv_state_process()
5861 		tp->snd_wnd = ntohs(th->window) << tp->rx_opt.snd_wscale;  in tcp_rcv_state_process()
5864 		if (tp->rx_opt.tstamp_ok)  in tcp_rcv_state_process()
6064 			     const struct tcp_options_received *rx_opt,  in tcp_openreq_init()  argument
6075 	req->mss = rx_opt->mss_clamp;  in tcp_openreq_init()
6076 	req->ts_recent = rx_opt->saw_tstamp ? rx_opt->rcv_tsval : 0;  in tcp_openreq_init()
6077 	ireq->tstamp_ok = rx_opt->tstamp_ok;  in tcp_openreq_init()
6078 	ireq->sack_ok = rx_opt->sack_ok;  in tcp_openreq_init()
6079 	ireq->snd_wscale = rx_opt->snd_wscale;  in tcp_openreq_init()
6080 	ireq->wscale_ok = rx_opt->wscale_ok;  in tcp_openreq_init()
6200 	tmp_opt.user_mss  = tp->rx_opt.user_mss;  in tcp_conn_request()