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Searched refs:srtt_us (Results 1 – 25 of 28) sorted by relevance

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/linux-6.15/net/rxrpc/
H A Drtt.c25 return (call->srtt_us >> 3) + call->rttvar_us; in __rxrpc_set_rto()
46 u32 srtt = call->srtt_us; in rxrpc_rtt_estimator()
98 call->srtt_us = umax(srtt, 1); in rxrpc_rtt_estimator()
174 WRITE_ONCE(call->peer->recent_srtt_us, call->srtt_us / 8); in rxrpc_call_add_rtt()
178 rtt_us, call->srtt_us, call->rto_us); in rxrpc_call_add_rtt()
H A Dinput_rack.c191 call->srtt_us >> 3)); in rxrpc_rack_update_reo_wnd()
299 pto = ns_to_ktime(call->srtt_us * NSEC_PER_USEC / 4); in rxrpc_tlp_calc_pto()
H A Dcall_event.c47 if (call->srtt_us) in rxrpc_propose_delay_ACK()
48 delay = (call->srtt_us >> 3) * NSEC_PER_USEC; in rxrpc_propose_delay_ACK()
H A Dinput.c78 call->srtt_us >> 3))) in rxrpc_congestion_management()
187 rtt = ns_to_ktime(call->srtt_us * (NSEC_PER_USEC / 8)); in rxrpc_congestion_degrade()
H A Dsendmsg.c137 rtt = READ_ONCE(call->srtt_us) >> 3; in rxrpc_wait_for_tx_window_waitall()
H A Dar-internal.h798 u32 srtt_us; /* smoothed round trip time << 3 in usecs */ member
/linux-6.15/net/ipv4/
H A Dtcp_hybla.c39 tcp_sk(sk)->srtt_us / (rtt0 * USEC_PER_MSEC), in hybla_recalc_param()
64 ca->minrtt_us = tp->srtt_us; in hybla_init()
98 if (tp->srtt_us < ca->minrtt_us) { in hybla_cong_avoid()
100 ca->minrtt_us = tp->srtt_us; in hybla_cong_avoid()
H A Dtcp_metrics.c356 if (icsk->icsk_backoff || !tp->srtt_us) { in tcp_update_metrics()
372 m = rtt - tp->srtt_us; in tcp_update_metrics()
380 rtt = tp->srtt_us; in tcp_update_metrics()
524 if (crtt > tp->srtt_us) { in tcp_init_metrics()
528 } else if (tp->srtt_us == 0) { in tcp_init_metrics()
H A Dtcp_recovery.c29 tp->srtt_us >> 3); in tcp_rack_reo_wnd()
H A Dtcp_bbr.c273 if (tp->srtt_us) { /* any RTT sample yet? */ in bbr_init_pacing_rate_from_rtt()
274 rtt_us = max(tp->srtt_us >> 3, 1U); in bbr_init_pacing_rate_from_rtt()
292 if (unlikely(!bbr->has_seen_rtt && tp->srtt_us)) in bbr_set_pacing_rate()
H A Dtcp_input.c892 u32 srtt = tp->srtt_us; in tcp_rtt_estimator()
953 tp->srtt_us = max(1U, srtt); in tcp_rtt_estimator()
979 if (likely(tp->srtt_us)) in tcp_update_pacing_rate()
980 do_div(rate, tp->srtt_us); in tcp_update_pacing_rate()
2262 unsigned long delay = max(usecs_to_jiffies(tp->srtt_us >> 4), in tcp_check_sack_reneging()
5833 if (tp->srtt_us && tp->srtt_us < rtt) in __tcp_ack_snd_check()
5834 rtt = tp->srtt_us; in __tcp_ack_snd_check()
6873 if (!tp->srtt_us) in tcp_rcv_state_process()
H A Dtcp_output.c2291 if ((s64)(delta - (u64)NSEC_PER_USEC * (tp->srtt_us >> 4)) < 0) in tcp_tso_should_defer()
2903 if (tp->srtt_us) { in tcp_schedule_loss_probe()
2904 timeout_us = tp->srtt_us >> 2; in tcp_schedule_loss_probe()
4209 if (tp->srtt_us) { in tcp_send_delayed_ack()
4210 int rtt = max_t(int, usecs_to_jiffies(tp->srtt_us >> 3), in tcp_send_delayed_ack()
H A Dtcp.c3342 tp->srtt_us = 0; in tcp_disconnect()
4185 info->tcpi_rtt = tp->srtt_us >> 3; in tcp_get_info()
4331 nla_put_u32(stats, TCP_NLA_SRTT, tp->srtt_us >> 3); in tcp_get_timestamping_opt_stats()
5084 CACHELINE_ASSERT_GROUP_MEMBER(struct tcp_sock, tcp_sock_write_txrx, srtt_us); in tcp_struct_check()
/linux-6.15/tools/testing/selftests/bpf/progs/
H A Dbpf_cc_cubic.c70 if (tp->srtt_us) in tcp_update_pacing_rate()
71 rate = div64_u64(rate, (__u64)tp->srtt_us); in tcp_update_pacing_rate()
H A Dtcp_ca_write_sk_pacing.c41 (tp->srtt_us ?: 1U << 3); in BPF_PROG()
H A Dtest_sock_fields.c92 dst->srtt_us = src->srtt_us; in tpcpy()
/linux-6.15/samples/bpf/
H A Dhbm_kern.h95 pkti->rtt = tp->srtt_us >> 3; in get_tcp_info()
/linux-6.15/Documentation/networking/net_cachelines/
H A Dtcp_sock.rst76 u32 srtt_us read_mostly read_write tcp_t…
/linux-6.15/tools/testing/selftests/bpf/prog_tests/
H A Dsock_fields.c92 tp->snd_cwnd, tp->srtt_us, tp->rtt_min, tp->snd_ssthresh, in print_tp()
/linux-6.15/include/linux/
H A Dtcp.h296 u32 srtt_us; /* smoothed round trip time << 3 in usecs */ member
/linux-6.15/tools/include/uapi/linux/
H A Dbpf.h6375 __u32 srtt_us; /* smoothed round trip time << 3 in usecs */ member
6816 __u32 srtt_us; /* Averaged RTT << 3 in usecs */ member
/linux-6.15/include/uapi/linux/
H A Dbpf.h6375 __u32 srtt_us; /* smoothed round trip time << 3 in usecs */ member
6816 __u32 srtt_us; /* Averaged RTT << 3 in usecs */ member
/linux-6.15/include/trace/events/
H A Dtcp.h320 __entry->srtt = tp->srtt_us >> 3;
/linux-6.15/net/mptcp/
H A Dprotocol.c3414 if (tp->srtt_us) in schedule_3rdack_retransmission()
3415 timeout = usecs_to_jiffies(tp->srtt_us >> (3 - 1)); in schedule_3rdack_retransmission()
/linux-6.15/include/net/
H A Dtcp.h811 return usecs_to_jiffies((tp->srtt_us >> 3) + tp->rttvar_us); in __tcp_set_rto()

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