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Searched refs:rx_opt (Results 1 – 11 of 11) sorted by relevance

/linux-4.1.27/net/ipv4/
Dtcp_minisocks.c276 if (tcp_death_row.sysctl_tw_recycle && tp->rx_opt.ts_recent_stamp) in tcp_time_wait()
287 tw->tw_rcv_wscale = tp->rx_opt.rcv_wscale; in tcp_time_wait()
291 tcptw->tw_ts_recent = tp->rx_opt.ts_recent; in tcp_time_wait()
292 tcptw->tw_ts_recent_stamp = tp->rx_opt.ts_recent_stamp; in tcp_time_wait()
374 if (tp->rx_opt.user_mss && tp->rx_opt.user_mss < mss) in tcp_openreq_init_rwin()
375 mss = tp->rx_opt.user_mss; in tcp_openreq_init_rwin()
489 newtp->rx_opt.saw_tstamp = 0; in tcp_create_openreq_child()
491 newtp->rx_opt.dsack = 0; in tcp_create_openreq_child()
492 newtp->rx_opt.num_sacks = 0; in tcp_create_openreq_child()
500 newtp->rx_opt.tstamp_ok = ireq->tstamp_ok; in tcp_create_openreq_child()
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Dtcp_lp.c146 if (tp->rx_opt.rcv_tsval == lp->remote_ref_time || in tcp_lp_remote_hz_estimator()
147 tp->rx_opt.rcv_tsecr == lp->local_ref_time) in tcp_lp_remote_hz_estimator()
150 m = HZ * (tp->rx_opt.rcv_tsval - in tcp_lp_remote_hz_estimator()
151 lp->remote_ref_time) / (tp->rx_opt.rcv_tsecr - in tcp_lp_remote_hz_estimator()
170 lp->remote_ref_time = tp->rx_opt.rcv_tsval; in tcp_lp_remote_hz_estimator()
171 lp->local_ref_time = tp->rx_opt.rcv_tsecr; in tcp_lp_remote_hz_estimator()
196 tp->rx_opt.rcv_tsval * (LP_RESOL / lp->remote_hz) - in tcp_lp_owd_calculator()
197 tp->rx_opt.rcv_tsecr * (LP_RESOL / HZ); in tcp_lp_owd_calculator()
272 if (tcp_time_stamp > tp->rx_opt.rcv_tsecr) in tcp_lp_pkts_acked()
273 lp->inference = 3 * (tcp_time_stamp - tp->rx_opt.rcv_tsecr); in tcp_lp_pkts_acked()
Dtcp_input.c292 per_mss = max_t(u32, tp->rx_opt.mss_clamp, tp->mss_cache) + in tcp_sndbuf_expand()
542 if (tp->rx_opt.rcv_tsecr && in tcp_rcv_rtt_measure_ts()
545 tcp_rcv_rtt_update(tp, tcp_time_stamp - tp->rx_opt.rcv_tsecr, 0); in tcp_rcv_rtt_measure_ts()
822 tp->rx_opt.sack_ok &= ~TCP_FACK_ENABLED; in tcp_disable_fack()
828 tp->rx_opt.sack_ok |= TCP_DSACK_SEEN; in tcp_dsack_seen()
853 tp->rx_opt.sack_ok, inet_csk(sk)->icsk_ca_state, in tcp_update_reordering()
2312 (tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr && in tcp_packet_delayed()
2313 before(tp->rx_opt.rcv_tsecr, tp->retrans_stamp)); in tcp_packet_delayed()
2924 if (seq_rtt_us < 0 && tp->rx_opt.saw_tstamp && tp->rx_opt.rcv_tsecr && in tcp_ack_update_rtt()
2926 seq_rtt_us = jiffies_to_usecs(tcp_time_stamp - tp->rx_opt.rcv_tsecr); in tcp_ack_update_rtt()
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Dtcp_output.c288 new_win = ALIGN(cur_win, 1 << tp->rx_opt.rcv_wscale); in tcp_select_window()
296 if (!tp->rx_opt.rcv_wscale && sysctl_tcp_workaround_signed_windows) in tcp_select_window()
299 new_win = min(new_win, (65535U << tp->rx_opt.rcv_wscale)); in tcp_select_window()
302 new_win >>= tp->rx_opt.rcv_wscale; in tcp_select_window()
500 struct tcp_sack_block *sp = tp->rx_opt.dsack ? in tcp_options_write()
516 tp->rx_opt.dsack = 0; in tcp_options_write()
580 opts->tsecr = tp->rx_opt.ts_recent; in tcp_syn_options()
584 opts->ws = tp->rx_opt.rcv_wscale; in tcp_syn_options()
696 if (likely(tp->rx_opt.tstamp_ok)) { in tcp_established_options()
699 opts->tsecr = tp->rx_opt.ts_recent; in tcp_established_options()
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Dtcp.c2221 memset(&tp->rx_opt, 0, sizeof(tp->rx_opt)); in tcp_disconnect()
2258 tp->rx_opt.mss_clamp = opt.opt_val; in tcp_repair_options_est()
2268 tp->rx_opt.snd_wscale = snd_wscale; in tcp_repair_options_est()
2269 tp->rx_opt.rcv_wscale = rcv_wscale; in tcp_repair_options_est()
2270 tp->rx_opt.wscale_ok = 1; in tcp_repair_options_est()
2277 tp->rx_opt.sack_ok |= TCP_SACK_SEEN; in tcp_repair_options_est()
2285 tp->rx_opt.tstamp_ok = 1; in tcp_repair_options_est()
2345 tp->rx_opt.user_mss = val; in do_tcp_setsockopt()
2618 if (tp->rx_opt.tstamp_ok) in tcp_get_info()
2622 if (tp->rx_opt.wscale_ok) { in tcp_get_info()
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Dtcp_metrics.c636 tp->rx_opt.ts_recent_stamp = tm->tcpm_ts_stamp; in tcp_fetch_timewait_stamp()
637 tp->rx_opt.ts_recent = tm->tcpm_ts; in tcp_fetch_timewait_stamp()
662 if ((s32)(tm->tcpm_ts - tp->rx_opt.ts_recent) <= 0 || in tcp_remember_stamp()
664 tm->tcpm_ts_stamp <= (u32)tp->rx_opt.ts_recent_stamp)) { in tcp_remember_stamp()
665 tm->tcpm_ts_stamp = (u32)tp->rx_opt.ts_recent_stamp; in tcp_remember_stamp()
666 tm->tcpm_ts = tp->rx_opt.ts_recent; in tcp_remember_stamp()
Dtcp_ipv4.c130 tp->rx_opt.ts_recent = tcptw->tw_ts_recent; in tcp_twsk_unique()
131 tp->rx_opt.ts_recent_stamp = tcptw->tw_ts_recent_stamp; in tcp_twsk_unique()
194 if (tp->rx_opt.ts_recent_stamp && inet->inet_daddr != daddr) { in tcp_v4_connect()
196 tp->rx_opt.ts_recent = 0; in tcp_v4_connect()
197 tp->rx_opt.ts_recent_stamp = 0; in tcp_v4_connect()
203 !tp->rx_opt.ts_recent_stamp && fl4->daddr == daddr) in tcp_v4_connect()
213 tp->rx_opt.mss_clamp = TCP_MSS_DEFAULT; in tcp_v4_connect()
1302 if (tcp_sk(sk)->rx_opt.user_mss && in tcp_v4_syn_recv_sock()
1303 tcp_sk(sk)->rx_opt.user_mss < newtp->advmss) in tcp_v4_syn_recv_sock()
1304 newtp->advmss = tcp_sk(sk)->rx_opt.user_mss; in tcp_v4_syn_recv_sock()
Dtcp_timer.c185 tp->bytes_acked <= tp->rx_opt.mss_clamp) { in tcp_write_timeout()
/linux-4.1.27/include/linux/
Dtcp.h98 static inline void tcp_clear_options(struct tcp_options_received *rx_opt) in tcp_clear_options() argument
100 rx_opt->tstamp_ok = rx_opt->sack_ok = 0; in tcp_clear_options()
101 rx_opt->wscale_ok = rx_opt->snd_wscale = 0; in tcp_clear_options()
228 struct tcp_options_received rx_opt; member
/linux-4.1.27/include/net/
Dtcp.h332 tcp_sk(sk)->rx_opt.ts_recent_stamp = jiffies; in tcp_synq_overflow()
338 unsigned long last_overflow = tcp_sk(sk)->rx_opt.ts_recent_stamp; in tcp_synq_no_recent_overflow()
614 __tcp_fast_path_on(tp, tp->snd_wnd >> tp->rx_opt.snd_wscale); in tcp_fast_path_on()
905 return tp->rx_opt.sack_ok; in tcp_is_sack()
915 return tp->rx_opt.sack_ok & TCP_FACK_ENABLED; in tcp_is_fack()
920 tp->rx_opt.sack_ok |= TCP_FACK_ENABLED; in tcp_enable_fack()
1111 static inline void tcp_sack_reset(struct tcp_options_received *rx_opt) in tcp_sack_reset() argument
1113 rx_opt->dsack = 0; in tcp_sack_reset()
1114 rx_opt->num_sacks = 0; in tcp_sack_reset()
1182 static inline bool tcp_paws_check(const struct tcp_options_received *rx_opt, in tcp_paws_check() argument
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/linux-4.1.27/net/ipv6/
Dtcp_ipv6.c180 if (tp->rx_opt.ts_recent_stamp && in tcp_v6_connect()
182 tp->rx_opt.ts_recent = 0; in tcp_v6_connect()
183 tp->rx_opt.ts_recent_stamp = 0; in tcp_v6_connect()
265 !tp->rx_opt.ts_recent_stamp && in tcp_v6_connect()
274 tp->rx_opt.mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) - sizeof(struct ipv6hdr); in tcp_v6_connect()
1151 if (tcp_sk(sk)->rx_opt.user_mss && in tcp_v6_syn_recv_sock()
1152 tcp_sk(sk)->rx_opt.user_mss < newtp->advmss) in tcp_v6_syn_recv_sock()
1153 newtp->advmss = tcp_sk(sk)->rx_opt.user_mss; in tcp_v6_syn_recv_sock()