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

/linux-4.4.14/net/ipv4/
Dtcp_minisocks.c274 if (tcp_death_row.sysctl_tw_recycle && tp->rx_opt.ts_recent_stamp) in tcp_time_wait()
285 tw->tw_rcv_wscale = tp->rx_opt.rcv_wscale; in tcp_time_wait()
289 tcptw->tw_ts_recent = tp->rx_opt.ts_recent; in tcp_time_wait()
290 tcptw->tw_ts_recent_stamp = tp->rx_opt.ts_recent_stamp; in tcp_time_wait()
373 u16 user_mss = READ_ONCE(tp->rx_opt.user_mss); in tcp_openreq_init_rwin()
500 newtp->rx_opt.saw_tstamp = 0; in tcp_create_openreq_child()
502 newtp->rx_opt.dsack = 0; in tcp_create_openreq_child()
503 newtp->rx_opt.num_sacks = 0; in tcp_create_openreq_child()
511 newtp->rx_opt.tstamp_ok = ireq->tstamp_ok; in tcp_create_openreq_child()
512 if ((newtp->rx_opt.sack_ok = ireq->sack_ok) != 0) { 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.c296 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()
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Dtcp_output.c285 new_win = ALIGN(cur_win, 1 << tp->rx_opt.rcv_wscale); in tcp_select_window()
293 if (!tp->rx_opt.rcv_wscale && sysctl_tcp_workaround_signed_windows) in tcp_select_window()
296 new_win = min(new_win, (65535U << tp->rx_opt.rcv_wscale)); in tcp_select_window()
299 new_win >>= tp->rx_opt.rcv_wscale; in tcp_select_window()
498 struct tcp_sack_block *sp = tp->rx_opt.dsack ? in tcp_options_write()
514 tp->rx_opt.dsack = 0; in tcp_options_write()
578 opts->tsecr = tp->rx_opt.ts_recent; in tcp_syn_options()
582 opts->ws = tp->rx_opt.rcv_wscale; in tcp_syn_options()
693 if (likely(tp->rx_opt.tstamp_ok)) { in tcp_established_options()
696 opts->tsecr = tp->rx_opt.ts_recent; in tcp_established_options()
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Dtcp.c2255 memset(&tp->rx_opt, 0, sizeof(tp->rx_opt)); in tcp_disconnect()
2285 tp->rx_opt.mss_clamp = opt.opt_val; in tcp_repair_options_est()
2295 tp->rx_opt.snd_wscale = snd_wscale; in tcp_repair_options_est()
2296 tp->rx_opt.rcv_wscale = rcv_wscale; in tcp_repair_options_est()
2297 tp->rx_opt.wscale_ok = 1; in tcp_repair_options_est()
2304 tp->rx_opt.sack_ok |= TCP_SACK_SEEN; in tcp_repair_options_est()
2312 tp->rx_opt.tstamp_ok = 1; in tcp_repair_options_est()
2372 tp->rx_opt.user_mss = val; in do_tcp_setsockopt()
2655 if (tp->rx_opt.tstamp_ok) in tcp_get_info()
2659 if (tp->rx_opt.wscale_ok) { in tcp_get_info()
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Dtcp_metrics.c620 tp->rx_opt.ts_recent_stamp = tm->tcpm_ts_stamp; in tcp_fetch_timewait_stamp()
621 tp->rx_opt.ts_recent = tm->tcpm_ts; in tcp_fetch_timewait_stamp()
646 if ((s32)(tm->tcpm_ts - tp->rx_opt.ts_recent) <= 0 || in tcp_remember_stamp()
648 tm->tcpm_ts_stamp <= (u32)tp->rx_opt.ts_recent_stamp)) { in tcp_remember_stamp()
649 tm->tcpm_ts_stamp = (u32)tp->rx_opt.ts_recent_stamp; in tcp_remember_stamp()
650 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()
1310 if (tcp_sk(sk)->rx_opt.user_mss && in tcp_v4_syn_recv_sock()
1311 tcp_sk(sk)->rx_opt.user_mss < newtp->advmss) in tcp_v4_syn_recv_sock()
1312 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-4.4.14/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()
244 struct tcp_options_received rx_opt; member
/linux-4.4.14/include/net/
Dtcp.h502 unsigned long last_overflow = tcp_sk(sk)->rx_opt.ts_recent_stamp; in tcp_synq_overflow()
506 tcp_sk(sk)->rx_opt.ts_recent_stamp = now; in tcp_synq_overflow()
512 unsigned long last_overflow = tcp_sk(sk)->rx_opt.ts_recent_stamp; in tcp_synq_no_recent_overflow()
643 __tcp_fast_path_on(tp, tp->snd_wnd >> tp->rx_opt.snd_wscale); in tcp_fast_path_on()
945 return tp->rx_opt.sack_ok; in tcp_is_sack()
955 return tp->rx_opt.sack_ok & TCP_FACK_ENABLED; in tcp_is_fack()
960 tp->rx_opt.sack_ok |= TCP_FACK_ENABLED; in tcp_enable_fack()
1173 static inline void tcp_sack_reset(struct tcp_options_received *rx_opt) in tcp_sack_reset() argument
1175 rx_opt->dsack = 0; in tcp_sack_reset()
1176 rx_opt->num_sacks = 0; in tcp_sack_reset()
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/linux-4.4.14/net/ipv6/
Dtcp_ipv6.c178 if (tp->rx_opt.ts_recent_stamp && in tcp_v6_connect()
180 tp->rx_opt.ts_recent = 0; in tcp_v6_connect()
181 tp->rx_opt.ts_recent_stamp = 0; in tcp_v6_connect()
262 !tp->rx_opt.ts_recent_stamp && in tcp_v6_connect()
271 tp->rx_opt.mss_clamp = IPV6_MIN_MTU - sizeof(struct tcphdr) - sizeof(struct ipv6hdr); in tcp_v6_connect()
1121 if (tcp_sk(sk)->rx_opt.user_mss && in tcp_v6_syn_recv_sock()
1122 tcp_sk(sk)->rx_opt.user_mss < newtp->advmss) in tcp_v6_syn_recv_sock()
1123 newtp->advmss = tcp_sk(sk)->rx_opt.user_mss; in tcp_v6_syn_recv_sock()