448 			      struct tcp_out_options *opts)  in tcp_options_write()  argument
450 	u16 options = opts->options;	/* mungable copy */  in tcp_options_write()
456 		opts->hash_location = (__u8 *)ptr;  in tcp_options_write()
460 	if (unlikely(opts->mss)) {  in tcp_options_write()
463 			       opts->mss);  in tcp_options_write()
479 		*ptr++ = htonl(opts->tsval);  in tcp_options_write()
480 		*ptr++ = htonl(opts->tsecr);  in tcp_options_write()
494 			       opts->ws);  in tcp_options_write()
497 	if (unlikely(opts->num_sack_blocks)) {  in tcp_options_write()
505 			       (TCPOLEN_SACK_BASE + (opts->num_sack_blocks *  in tcp_options_write()
508 		for (this_sack = 0; this_sack < opts->num_sack_blocks;  in tcp_options_write()
518 		struct tcp_fastopen_cookie *foc = opts->fastopen_cookie;  in tcp_options_write()
546 				struct tcp_out_options *opts,  in tcp_syn_options()  argument
556 		opts->options |= OPTION_MD5;  in tcp_syn_options()
572 	opts->mss = tcp_advertise_mss(sk);  in tcp_syn_options()
576 		opts->options |= OPTION_TS;  in tcp_syn_options()
577 		opts->tsval = tcp_skb_timestamp(skb) + tp->tsoffset;  in tcp_syn_options()
578 		opts->tsecr = tp->rx_opt.ts_recent;  in tcp_syn_options()
582 		opts->ws = tp->rx_opt.rcv_wscale;  in tcp_syn_options()
583 		opts->options |= OPTION_WSCALE;  in tcp_syn_options()
587 		opts->options |= OPTION_SACK_ADVERTISE;  in tcp_syn_options()
588 		if (unlikely(!(OPTION_TS & opts->options)))  in tcp_syn_options()
599 			opts->options |= OPTION_FAST_OPEN_COOKIE;  in tcp_syn_options()
600 			opts->fastopen_cookie = &fastopen->cookie;  in tcp_syn_options()
613 				       struct tcp_out_options *opts,  in tcp_synack_options()  argument
622 		opts->options |= OPTION_MD5;  in tcp_synack_options()
635 	opts->mss = mss;  in tcp_synack_options()
639 		opts->ws = ireq->rcv_wscale;  in tcp_synack_options()
640 		opts->options |= OPTION_WSCALE;  in tcp_synack_options()
644 		opts->options |= OPTION_TS;  in tcp_synack_options()
645 		opts->tsval = tcp_skb_timestamp(skb);  in tcp_synack_options()
646 		opts->tsecr = req->ts_recent;  in tcp_synack_options()
650 		opts->options |= OPTION_SACK_ADVERTISE;  in tcp_synack_options()
661 			opts->options |= OPTION_FAST_OPEN_COOKIE;  in tcp_synack_options()
662 			opts->fastopen_cookie = foc;  in tcp_synack_options()
674 					struct tcp_out_options *opts,  in tcp_established_options()  argument
681 	opts->options = 0;  in tcp_established_options()
686 		opts->options |= OPTION_MD5;  in tcp_established_options()
694 		opts->options |= OPTION_TS;  in tcp_established_options()
695 		opts->tsval = skb ? tcp_skb_timestamp(skb) + tp->tsoffset : 0;  in tcp_established_options()
696 		opts->tsecr = tp->rx_opt.ts_recent;  in tcp_established_options()
703 		opts->num_sack_blocks =  in tcp_established_options()
708 			opts->num_sack_blocks * TCPOLEN_SACK_PERBLOCK;  in tcp_established_options()
910 	struct tcp_out_options opts;  in tcp_transmit_skb()  local
932 	memset(&opts, 0, sizeof(opts));  in tcp_transmit_skb()
935 		tcp_options_size = tcp_syn_options(sk, skb, &opts, &md5);  in tcp_transmit_skb()
937 		tcp_options_size = tcp_established_options(sk, skb, &opts,  in tcp_transmit_skb()
990 	tcp_options_write((__be32 *)(th + 1), tp, &opts);  in tcp_transmit_skb()
999 		tp->af_specific->calc_md5_hash(opts.hash_location,  in tcp_transmit_skb()
1417 	struct tcp_out_options opts;  in tcp_current_mss()  local
1428 	header_len = tcp_established_options(sk, NULL, &opts, &md5) +  in tcp_current_mss()
2952 	struct tcp_out_options opts;  in tcp_make_synack()  local
2983 	memset(&opts, 0, sizeof(opts));  in tcp_make_synack()
2996 	tcp_header_size = tcp_synack_options(req, mss, skb, &opts, md5, foc) +  in tcp_make_synack()
3021 	tcp_options_write((__be32 *)(th + 1), NULL, &opts);  in tcp_make_synack()
3028 		tcp_rsk(req)->af_specific->calc_md5_hash(opts.hash_location,  in tcp_make_synack()