#include <tcp_rack.h>

Collaboration diagram for tcp_rack:

[legend]

Public Member Functions
	TAILQ_ENTRY (tcp_rack) r_hpts

Data Fields
int32_t(*	r_substate )(struct mbuf , struct tcphdr , struct socket , struct tcpcb , struct tcpopt *, int32_t, int32_t, uint32_t, int, int, uint8_t)

struct tcpcb *	rc_tp

struct inpcb *	rc_inp

uint8_t	rc_free_cnt

uint8_t	client_bufferlvl

uint8_t	no_prr_addback: 1

uint8_t	gp_ready: 1

uint8_t	defer_options: 1

uint8_t	fast_rsm_hack: 1

uint8_t	rc_ack_can_sendout_data: 1

uint8_t	rc_pacing_cc_set: 1

uint8_t	rc_rack_tmr_std_based:1

uint8_t	rc_rack_use_dsack: 1

uint8_t	rc_dsack_round_seen: 1

uint8_t	rc_last_tlp_acked_set: 1

uint8_t	rc_last_tlp_past_cumack: 1

uint8_t	rc_last_sent_tlp_seq_valid: 1

uint8_t	rc_last_sent_tlp_past_cumack: 1

uint8_t	probe_not_answered: 1

uint8_t	avail_bytes: 2

uint32_t	rc_rack_rtt

uint16_t	r_mbuf_queue: 1

uint16_t	rtt_limit_mul: 4

uint16_t	r_limit_scw: 1

uint16_t	r_must_retran: 1

uint16_t	r_use_cmp_ack: 1

uint16_t	r_ent_rec_ns: 1

uint16_t	r_might_revert: 1

uint16_t	r_fast_output: 1

uint16_t	r_fsb_inited: 1

uint16_t	r_rack_hw_rate_caps: 1

uint16_t	r_up_only: 1

uint16_t	r_via_fill_cw: 1

uint16_t	r_fill_less_agg: 1

uint8_t	rc_user_set_max_segs

uint8_t	rc_labc

uint16_t	forced_ack: 1

uint16_t	rc_gp_incr: 1

uint16_t	rc_gp_bwred: 1

uint16_t	rc_gp_timely_inc_cnt: 3

uint16_t	rc_gp_timely_dec_cnt: 3

uint16_t	r_use_labc_for_rec: 1

uint16_t	rc_highly_buffered: 1

uint16_t	rc_dragged_bottom: 1

uint16_t	rc_dack_mode: 1

uint16_t	rc_dack_toggle: 1

uint16_t	rc_gp_filled: 1

uint16_t	rc_is_spare: 1

uint8_t	r_state

uint8_t	rc_tmr_stopped: 7

uint8_t	t_timers_stopped: 1

uint8_t	rc_enobuf: 7

uint8_t	rc_on_min_to: 1

uint8_t	r_timer_override: 1

uint8_t	r_is_v6: 1

uint8_t	rc_in_persist: 1

uint8_t	rc_tlp_in_progress: 1

uint8_t	rc_always_pace: 1

uint8_t	rc_pace_to_cwnd: 1

uint8_t	rc_pace_fill_if_rttin_range: 1

uint8_t	rc_srtt_measure_made: 1

uint8_t	app_limited_needs_set: 1

uint8_t	use_fixed_rate: 1

uint8_t	rc_has_collapsed: 1

uint8_t	r_rep_attack: 1

uint8_t	r_rep_reverse: 1

uint8_t	rack_hdrw_pacing: 1

uint8_t	rack_hdw_pace_ena: 1

uint8_t	rack_attempt_hdwr_pace: 1

uint8_t	rack_tlp_threshold_use: 3

uint8_t	rack_rec_nonrxt_use_cr: 1

uint8_t	rack_enable_scwnd: 1

uint8_t	rack_attempted_scwnd: 1

uint8_t	rack_no_prr: 1

uint8_t	rack_scwnd_is_idle: 1

uint8_t	rc_allow_data_af_clo: 1

uint8_t	delayed_ack: 1

uint8_t	set_pacing_done_a_iw: 1

uint8_t	use_rack_rr: 1

uint8_t	alloc_limit_reported: 1

uint8_t	sack_attack_disable: 1

uint8_t	do_detection: 1

uint8_t	rc_force_max_seg: 1

uint8_t	r_early: 1

uint8_t	r_late: 1

uint8_t	r_wanted_output: 1

uint8_t	r_rr_config: 2

uint8_t	rc_avail_bit: 3

uint16_t	rc_init_win: 8

uint16_t	rc_gp_rtt_set: 1

uint16_t	rc_gp_dyn_mul: 1

uint16_t	rc_gp_saw_rec: 1

uint16_t	rc_gp_saw_ca: 1

uint16_t	rc_gp_saw_ss: 1

uint16_t	rc_gp_no_rec_chg: 1

uint16_t	in_probe_rtt: 1

uint16_t	measure_saw_probe_rtt: 1

struct rack_control	r_ctl

Detailed Description

Definition at line 506 of file tcp_rack.h.

Member Function Documentation

◆ TAILQ_ENTRY()

tcp_rack::TAILQ_ENTRY ( tcp_rack )

Field Documentation

◆ alloc_limit_reported

uint8_t tcp_rack::alloc_limit_reported

Definition at line 609 of file tcp_rack.h.

Referenced by rack_alloc_full_limit(), rack_alloc_limit(), and rack_output().

◆ app_limited_needs_set

uint8_t tcp_rack::app_limited_needs_set

Definition at line 591 of file tcp_rack.h.

Referenced by rack_do_goodput_measurement(), rack_log_pacing_delay_calc(), rack_log_rtt_upd(), rack_need_set_test(), rack_proc_sack_blk(), rack_process_to_cumack(), rack_start_gp_measurement(), and rack_update_rtt().

◆ avail_bytes

uint8_t tcp_rack::avail_bytes

Definition at line 548 of file tcp_rack.h.

◆ client_bufferlvl

uint8_t tcp_rack::client_bufferlvl

Definition at line 516 of file tcp_rack.h.

Referenced by rack_ack_received().

◆ defer_options

uint8_t tcp_rack::defer_options

Definition at line 519 of file tcp_rack.h.

Referenced by rack_check_bottom_drag(), rack_do_goodput_measurement(), rack_get_sockopt(), rack_process_option(), and rack_set_sockopt().

◆ delayed_ack

uint8_t tcp_rack::delayed_ack

Definition at line 606 of file tcp_rack.h.

◆ do_detection

uint8_t tcp_rack::do_detection

Definition at line 611 of file tcp_rack.h.

Referenced by rack_alloc_full_limit(), rack_alloc_limit(), rack_get_sockopt(), rack_init(), rack_output(), and rack_process_option().

◆ fast_rsm_hack

uint8_t tcp_rack::fast_rsm_hack

Definition at line 520 of file tcp_rack.h.

Referenced by rack_fast_rsm_output(), rack_get_sockopt(), and rack_process_option().

◆ forced_ack

uint16_t tcp_rack::forced_ack

Definition at line 566 of file tcp_rack.h.

Referenced by rack_do_compressed_ack_processing(), rack_do_segment_nounlock(), rack_enter_persist(), rack_fast_output(), rack_fast_rsm_output(), rack_handle_probe_response(), rack_log_rtt_shrinks(), rack_log_rtt_upd(), rack_output(), rack_timeout_keepalive(), and rack_timeout_persist().

◆ gp_ready

uint8_t tcp_rack::gp_ready

Definition at line 518 of file tcp_rack.h.

Referenced by rack_check_bottom_drag(), rack_do_compressed_ack_processing(), rack_do_goodput_measurement(), rack_fastack(), rack_get_pacing_delay(), rack_init(), rack_log_pacing_delay_calc(), rack_output(), rack_process_ack(), rack_process_option(), rack_set_cc_pacing(), rack_set_profile(), rack_set_sockopt(), rack_start_hpts_timer(), and rack_undo_cc_pacing().

◆ in_probe_rtt

◆ measure_saw_probe_rtt

uint16_t tcp_rack::measure_saw_probe_rtt

Definition at line 626 of file tcp_rack.h.

Referenced by rack_do_goodput_measurement(), rack_enter_probertt(), rack_log_pacing_delay_calc(), rack_log_rtt_shrinks(), rack_log_rtt_upd(), rack_need_set_test(), and rack_start_gp_measurement().

◆ no_prr_addback

uint8_t tcp_rack::no_prr_addback

Definition at line 517 of file tcp_rack.h.

Referenced by rack_get_sockopt(), rack_post_recovery(), and rack_process_option().

◆ probe_not_answered

uint8_t tcp_rack::probe_not_answered

Definition at line 547 of file tcp_rack.h.

Referenced by rack_do_compressed_ack_processing(), rack_enter_persist(), rack_handle_probe_response(), rack_process_ack(), rack_timeout_keepalive(), and rack_timeout_persist().

◆ r_ctl

struct rack_control tcp_rack::r_ctl

Definition at line 628 of file tcp_rack.h.

Referenced by is_rsm_inside_declared_tlp_block(), pace_to_fill_cwnd(), rack_ack_received(), rack_add_deferred_option(), rack_adjust_sendmap(), rack_alloc(), rack_alloc_full_limit(), rack_alloc_limit(), rack_apply_deferred_options(), rack_apply_updated_usrtt(), rack_calc_thresh_rack(), rack_calc_thresh_tlp(), rack_check_bottom_drag(), rack_check_probe_rtt(), rack_check_recovery_mode(), rack_clear_rate_sample(), rack_collapsed_window(), rack_cong_signal(), rack_decrease_bw_mul(), rack_decrease_highrtt(), rack_do_close_wait(), rack_do_closing(), rack_do_compressed_ack_processing(), rack_do_decay(), rack_do_established(), rack_do_fastnewdata(), rack_do_fin_wait_1(), rack_do_fin_wait_2(), rack_do_goodput_measurement(), rack_do_lastack(), rack_do_segment_nounlock(), rack_do_syn_recv(), rack_do_syn_sent(), rack_do_win_updates(), rack_enough_for_measurement(), rack_enter_persist(), rack_enter_probertt(), rack_exit_persist(), rack_exit_probertt(), rack_fast_output(), rack_fast_rsm_output(), rack_fastack(), rack_find_lowest_rsm(), rack_fini(), rack_fo_m_copym(), rack_free(), rack_free_trim(), rack_gain_for_fastoutput(), rack_get_bw(), rack_get_decrease(), rack_get_fixed_pacing_bw(), rack_get_measure_window(), rack_get_output_bw(), rack_get_output_gain(), rack_get_pacing_delay(), rack_get_pacing_len(), rack_get_persists_timer_val(), rack_get_sockopt(), rack_handle_delayed_ack(), rack_handle_might_revert(), rack_handle_probe_response(), rack_hw_tls_change(), rack_increase_bw_mul(), rack_init(), rack_init_fsb(), rack_init_fsb_block(), rack_log_ack(), rack_log_doseg_done(), rack_log_dsack_event(), rack_log_fsb(), rack_log_hdwr_pacing(), rack_log_input_packet(), rack_log_map_chg(), rack_log_output(), rack_log_pacing_delay_calc(), rack_log_progress_event(), rack_log_retran_reason(), rack_log_rtt_sample(), rack_log_rtt_shrinks(), rack_log_rtt_upd(), rack_log_sack_passed(), rack_log_timely(), rack_log_to_cancel(), rack_log_to_event(), rack_log_to_processing(), rack_log_to_prr(), rack_log_to_start(), rack_log_type_bbrsnd(), rack_log_type_just_return(), rack_log_type_pacing_sizes(), rack_make_timely_judgement(), rack_merge_rsm(), rack_mtu_change(), rack_need_set_test(), rack_note_dsack(), rack_output(), rack_peer_reneges(), rack_post_recovery(), rack_proc_sack_blk(), rack_process_ack(), rack_process_data(), rack_process_option(), rack_process_timers(), rack_process_to_cumack(), rack_remxt_tmr(), rack_set_cc_pacing(), rack_set_pace_segments(), rack_set_profile(), rack_set_prtt_target(), rack_set_sockopt(), rack_sndbuf_autoscale(), rack_start_gp_measurement(), rack_start_hpts_timer(), rack_strike_dupack(), rack_timeout_delack(), rack_timeout_keepalive(), rack_timeout_persist(), rack_timeout_rack(), rack_timeout_rxt(), rack_timeout_tlp(), rack_timer_audit(), rack_timer_cancel(), rack_timer_start(), rack_un_collapse_window(), rack_undo_cc_pacing(), rack_update_entry(), rack_update_multiplier(), rack_update_prr(), rack_update_rsm(), rack_update_rtt(), rack_update_seg(), rack_validate_fo_sendwin_up(), rack_validate_multipliers_at_or_above100(), rack_validate_multipliers_at_or_below_100(), rack_what_can_we_send(), tcp_rack_output(), tcp_rack_partialack(), tcp_rack_xmit_timer(), and tcp_rack_xmit_timer_commit().

◆ r_early

uint8_t tcp_rack::r_early

Definition at line 613 of file tcp_rack.h.

Referenced by rack_do_segment_nounlock(), rack_exit_persist(), rack_log_ack(), rack_log_pacing_delay_calc(), rack_output(), rack_remxt_tmr(), rack_start_hpts_timer(), and rack_timer_audit().

◆ r_ent_rec_ns

uint16_t tcp_rack::r_ent_rec_ns

Definition at line 555 of file tcp_rack.h.

Referenced by rack_cong_signal(), rack_do_segment_nounlock(), rack_handle_might_revert(), rack_log_doseg_done(), rack_log_input_packet(), rack_log_to_prr(), rack_output(), and rack_process_to_cumack().

◆ r_fast_output

uint16_t tcp_rack::r_fast_output

Definition at line 557 of file tcp_rack.h.

Referenced by rack_do_compressed_ack_processing(), rack_do_segment_nounlock(), rack_fast_output(), rack_fastack(), rack_log_doseg_done(), rack_log_fsb(), rack_mtu_change(), rack_output(), rack_process_timers(), rack_validate_fo_sendwin_up(), and tcp_rack_output().

◆ r_fill_less_agg

uint16_t tcp_rack::r_fill_less_agg

Definition at line 562 of file tcp_rack.h.

Referenced by pace_to_fill_cwnd(), rack_get_sockopt(), rack_process_option(), and rack_set_profile().

◆ r_fsb_inited

uint16_t tcp_rack::r_fsb_inited

Definition at line 558 of file tcp_rack.h.

Referenced by rack_init_fsb(), rack_init_fsb_block(), rack_log_fsb(), and rack_output().

◆ r_is_v6

uint8_t tcp_rack::r_is_v6

Definition at line 584 of file tcp_rack.h.

Referenced by rack_fast_output(), rack_fast_rsm_output(), rack_init(), rack_init_fsb_block(), rack_output(), and rack_set_state().

◆ r_late

uint8_t tcp_rack::r_late

Definition at line 614 of file tcp_rack.h.

Referenced by rack_exit_persist(), rack_log_pacing_delay_calc(), rack_output(), rack_remxt_tmr(), and rack_start_hpts_timer().

◆ r_limit_scw

uint16_t tcp_rack::r_limit_scw

Definition at line 552 of file tcp_rack.h.

Referenced by rack_fini(), rack_get_sockopt(), rack_init(), rack_process_option(), and rack_set_profile().

◆ r_mbuf_queue

uint16_t tcp_rack::r_mbuf_queue

Definition at line 550 of file tcp_rack.h.

Referenced by rack_get_sockopt(), rack_init(), rack_process_option(), and rack_set_profile().

◆ r_might_revert

uint16_t tcp_rack::r_might_revert

Definition at line 556 of file tcp_rack.h.

Referenced by rack_do_segment_nounlock(), rack_handle_might_revert(), rack_log_doseg_done(), rack_log_input_packet(), rack_log_to_prr(), rack_note_dsack(), and rack_process_to_cumack().

◆ r_must_retran

uint16_t tcp_rack::r_must_retran

Definition at line 553 of file tcp_rack.h.

Referenced by rack_ack_received(), rack_log_doseg_done(), rack_log_progress_event(), rack_log_retran_reason(), rack_log_rtt_sample(), rack_log_to_cancel(), rack_log_to_event(), rack_log_to_processing(), rack_log_to_start(), rack_log_type_bbrsnd(), rack_log_type_just_return(), rack_log_type_pacing_sizes(), rack_mtu_change(), rack_output(), and rack_remxt_tmr().

◆ r_rack_hw_rate_caps

uint16_t tcp_rack::r_rack_hw_rate_caps

Definition at line 559 of file tcp_rack.h.

Referenced by pace_to_fill_cwnd(), rack_get_output_bw(), rack_get_sockopt(), rack_init(), and rack_process_option().

◆ r_rep_attack

uint8_t tcp_rack::r_rep_attack

Definition at line 594 of file tcp_rack.h.

◆ r_rep_reverse

uint8_t tcp_rack::r_rep_reverse

Definition at line 595 of file tcp_rack.h.

◆ r_rr_config

uint8_t tcp_rack::r_rr_config

Definition at line 616 of file tcp_rack.h.

Referenced by rack_get_pacing_delay(), rack_get_sockopt(), rack_log_ack(), rack_output(), rack_process_option(), rack_set_profile(), rack_start_hpts_timer(), and rack_timer_start().

◆ r_state

uint8_t tcp_rack::r_state

Definition at line 578 of file tcp_rack.h.

Referenced by rack_do_compressed_ack_processing(), rack_do_segment_nounlock(), rack_output(), rack_process_to_cumack(), rack_remxt_tmr(), rack_set_state(), rack_timeout_rack(), and rack_timeout_tlp().

◆ r_substate

int32_t(* tcp_rack::r_substate) (struct mbuf *, struct tcphdr *, struct socket *, struct tcpcb *, struct tcpopt *, int32_t, int32_t, uint32_t, int, int, uint8_t)

Definition at line 509 of file tcp_rack.h.

Referenced by rack_do_segment_nounlock(), and rack_set_state().