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Data Structures
struct	tcp_timer

Macros
#define	TCPTV_MSL ( 30hz) / max seg lifetime (hah!) */

#define	TCPTV_SRTTBASE

#define	TCPTV_RTOBASE ( 1hz) / assumed RTO if no info */

#define	TCPTV_PERSMIN ( 5hz) / minimum persist interval */

#define	TCPTV_PERSMAX ( 60hz) / maximum persist interval */

#define	TCPTV_KEEP_INIT ( 75hz) / initial connect keepalive */

#define	TCPTV_KEEP_IDLE (12060hz) /* dflt time before probing */

#define	TCPTV_KEEPINTVL ( 75hz) / default probe interval */

#define	TCPTV_KEEPCNT 8 /* max probes before drop */

#define	TCPTV_FINWAIT2_TIMEOUT (60hz) / FIN_WAIT_2 timeout if no receiver */

#define	TCPTV_MIN ( hz/33 ) /* minimum allowable value */

#define	TCPTV_CPU_VAR ( hz/5 ) /* cpu variance allowed (200ms) */

#define	TCPTV_REXMTMAX ( 64hz) / max allowable REXMT value */

#define	TCPTV_TWTRUNC 8 /* RTO factor to truncate TW */

#define	TCP_MAXRXTSHIFT 12 /* maximum retransmits */

#define	TCPTV_DELACK ( hz/25 ) /* 40ms timeout */

#define	TCP_RTT_INVALIDATE (TCP_MAXRXTSHIFT / 4)

#define	TCPT_RANGESET(tv, value, tvmin, tvmax)

#define	TT_DELACK 0x0001

#define	TT_REXMT 0x0002

#define	TT_PERSIST 0x0004

#define	TT_KEEP 0x0008

#define	TT_2MSL 0x0010

#define	TT_MASK (TT_DELACK\|TT_REXMT\|TT_PERSIST\|TT_KEEP\|TT_2MSL)

#define	TT_DELACK_SUS 0x0100

#define	TT_REXMT_SUS 0x0200

#define	TT_PERSIST_SUS 0x0400

#define	TT_KEEP_SUS 0x0800

#define	TT_2MSL_SUS 0x1000

#define	TT_STOPPED 0x00010000

#define	TP_KEEPINIT(tp) ((tp)->t_keepinit ? (tp)->t_keepinit : tcp_keepinit)

#define	TP_KEEPIDLE(tp) ((tp)->t_keepidle ? (tp)->t_keepidle : tcp_keepidle)

#define	TP_KEEPINTVL(tp) ((tp)->t_keepintvl ? (tp)->t_keepintvl : tcp_keepintvl)

#define	TP_KEEPCNT(tp) ((tp)->t_keepcnt ? (tp)->t_keepcnt : tcp_keepcnt)

#define	TP_MAXIDLE(tp) (TP_KEEPCNT(tp) * TP_KEEPINTVL(tp))

#define	V_tcp_always_keepalive VNET(tcp_always_keepalive)

#define	V_tcp_pmtud_blackhole_detect VNET(tcp_pmtud_blackhole_detect)

#define	V_tcp_pmtud_blackhole_mss VNET(tcp_pmtud_blackhole_mss)

#define	V_tcp_v6pmtud_blackhole_mss VNET(tcp_v6pmtud_blackhole_mss)

#define	V_tcp_msl VNET(tcp_msl)

Functions
	VNET_DECLARE (int, tcp_always_keepalive)

	VNET_DECLARE (int, tcp_pmtud_blackhole_detect)

	VNET_DECLARE (int, tcp_pmtud_blackhole_mss)

	VNET_DECLARE (int, tcp_v6pmtud_blackhole_mss)

	VNET_DECLARE (int, tcp_msl)

void	tcp_inpinfo_lock_del (struct inpcb inp, struct tcpcb tp)

void	tcp_timer_init (void)

void	tcp_timer_2msl (void *xtp)

struct tcptw *	tcp_tw_2msl_scan (int reuse)

void	tcp_timer_keep (void *xtp)

void	tcp_timer_persist (void *xtp)

void	tcp_timer_rexmt (void *xtp)

void	tcp_timer_delack (void *xtp)

Variables
int	tcp_persmin

int	tcp_persmax

int	tcp_keepinit

int	tcp_keepidle

int	tcp_keepintvl

int	tcp_keepcnt

int	tcp_delacktime

int	tcp_maxpersistidle

int	tcp_rexmit_initial

int	tcp_rexmit_min

int	tcp_rexmit_slop

int	tcp_ttl

int	tcp_backoff []

int	tcp_totbackoff

int	tcp_rexmit_drop_options

int	tcp_finwait2_timeout

int	tcp_fast_finwait2_recycle

Macro Definition Documentation

◆ TCP_MAXRXTSHIFT

#define TCP_MAXRXTSHIFT 12 /* maximum retransmits */

Definition at line 117 of file tcp_timer.h.

◆ TCP_RTT_INVALIDATE

#define TCP_RTT_INVALIDATE (TCP_MAXRXTSHIFT / 4)

Definition at line 126 of file tcp_timer.h.

◆ TCPT_RANGESET

#define TCPT_RANGESET	(	tv,
		value,
		tvmin,
		tvmax
	)

Value:

        do { \
        (tv) = (value) + tcp_rexmit_slop; \
        if ((u_long)(tv) < (u_long)(tvmin)) \
                (tv) = (tvmin); \
        if ((u_long)(tv) > (u_long)(tvmax)) \
                (tv) = (tvmax); \
} while(0)

Definition at line 136 of file tcp_timer.h.

◆ TCPTV_CPU_VAR

#define TCPTV_CPU_VAR ( hz/5 ) /* cpu variance allowed (200ms) */

Definition at line 112 of file tcp_timer.h.

◆ TCPTV_DELACK

#define TCPTV_DELACK ( hz/25 ) /* 40ms timeout */

Definition at line 119 of file tcp_timer.h.

◆ TCPTV_FINWAIT2_TIMEOUT

#define TCPTV_FINWAIT2_TIMEOUT (60*hz) /* FIN_WAIT_2 timeout if no receiver */

Definition at line 89 of file tcp_timer.h.

◆ TCPTV_KEEP_IDLE

#define TCPTV_KEEP_IDLE (120*60*hz) /* dflt time before probing */

Definition at line 85 of file tcp_timer.h.

◆ TCPTV_KEEP_INIT

#define TCPTV_KEEP_INIT ( 75*hz) /* initial connect keepalive */

Definition at line 84 of file tcp_timer.h.

◆ TCPTV_KEEPCNT

#define TCPTV_KEEPCNT 8 /* max probes before drop */

Definition at line 87 of file tcp_timer.h.

◆ TCPTV_KEEPINTVL

#define TCPTV_KEEPINTVL ( 75*hz) /* default probe interval */

Definition at line 86 of file tcp_timer.h.

◆ TCPTV_MIN

#define TCPTV_MIN ( hz/33 ) /* minimum allowable value */

Definition at line 111 of file tcp_timer.h.

◆ TCPTV_MSL

#define TCPTV_MSL ( 30*hz) /* max seg lifetime (hah!) */

Definition at line 77 of file tcp_timer.h.

◆ TCPTV_PERSMAX

#define TCPTV_PERSMAX ( 60*hz) /* maximum persist interval */

Definition at line 82 of file tcp_timer.h.

◆ TCPTV_PERSMIN

#define TCPTV_PERSMIN ( 5*hz) /* minimum persist interval */

Definition at line 81 of file tcp_timer.h.

◆ TCPTV_REXMTMAX

#define TCPTV_REXMTMAX ( 64*hz) /* max allowable REXMT value */

Definition at line 113 of file tcp_timer.h.

◆ TCPTV_RTOBASE

#define TCPTV_RTOBASE ( 1*hz) /* assumed RTO if no info */

Definition at line 79 of file tcp_timer.h.

◆ TCPTV_SRTTBASE

#define TCPTV_SRTTBASE

Value:

0 /* base roundtrip time;

if 0, no idea yet */

Definition at line 78 of file tcp_timer.h.

◆ TCPTV_TWTRUNC

#define TCPTV_TWTRUNC 8 /* RTO factor to truncate TW */

Definition at line 115 of file tcp_timer.h.

◆ TP_KEEPCNT

#define TP_KEEPCNT ( tp ) ((tp)->t_keepcnt ? (tp)->t_keepcnt : tcp_keepcnt)

Definition at line 183 of file tcp_timer.h.

◆ TP_KEEPIDLE

#define TP_KEEPIDLE ( tp ) ((tp)->t_keepidle ? (tp)->t_keepidle : tcp_keepidle)

Definition at line 181 of file tcp_timer.h.

◆ TP_KEEPINIT

#define TP_KEEPINIT ( tp ) ((tp)->t_keepinit ? (tp)->t_keepinit : tcp_keepinit)

Definition at line 180 of file tcp_timer.h.

◆ TP_KEEPINTVL

#define TP_KEEPINTVL ( tp ) ((tp)->t_keepintvl ? (tp)->t_keepintvl : tcp_keepintvl)

Definition at line 182 of file tcp_timer.h.

◆ TP_MAXIDLE

#define TP_MAXIDLE ( tp ) (TP_KEEPCNT(tp) * TP_KEEPINTVL(tp))

Definition at line 184 of file tcp_timer.h.

◆ TT_2MSL

#define TT_2MSL 0x0010

Definition at line 165 of file tcp_timer.h.

◆ TT_2MSL_SUS

#define TT_2MSL_SUS 0x1000

Definition at line 176 of file tcp_timer.h.

◆ TT_DELACK

#define TT_DELACK 0x0001

Definition at line 161 of file tcp_timer.h.

◆ TT_DELACK_SUS

#define TT_DELACK_SUS 0x0100

Definition at line 172 of file tcp_timer.h.

◆ TT_KEEP

#define TT_KEEP 0x0008

Definition at line 164 of file tcp_timer.h.

◆ TT_KEEP_SUS

#define TT_KEEP_SUS 0x0800

Definition at line 175 of file tcp_timer.h.

◆ TT_MASK

#define TT_MASK (TT_DELACK|TT_REXMT|TT_PERSIST|TT_KEEP|TT_2MSL)

Definition at line 166 of file tcp_timer.h.

◆ TT_PERSIST

#define TT_PERSIST 0x0004

Definition at line 163 of file tcp_timer.h.

◆ TT_PERSIST_SUS

#define TT_PERSIST_SUS 0x0400

Definition at line 174 of file tcp_timer.h.

◆ TT_REXMT

#define TT_REXMT 0x0002

Definition at line 162 of file tcp_timer.h.

◆ TT_REXMT_SUS

#define TT_REXMT_SUS 0x0200

Definition at line 173 of file tcp_timer.h.

◆ TT_STOPPED

#define TT_STOPPED 0x00010000

Definition at line 178 of file tcp_timer.h.

◆ V_tcp_always_keepalive

#define V_tcp_always_keepalive VNET(tcp_always_keepalive)

Definition at line 206 of file tcp_timer.h.

◆ V_tcp_msl

#define V_tcp_msl VNET(tcp_msl)

Definition at line 214 of file tcp_timer.h.

◆ V_tcp_pmtud_blackhole_detect

#define V_tcp_pmtud_blackhole_detect VNET(tcp_pmtud_blackhole_detect)

Definition at line 208 of file tcp_timer.h.

◆ V_tcp_pmtud_blackhole_mss

#define V_tcp_pmtud_blackhole_mss VNET(tcp_pmtud_blackhole_mss)

Definition at line 210 of file tcp_timer.h.

◆ V_tcp_v6pmtud_blackhole_mss

#define V_tcp_v6pmtud_blackhole_mss VNET(tcp_v6pmtud_blackhole_mss)

Definition at line 212 of file tcp_timer.h.

Function Documentation

◆ tcp_inpinfo_lock_del()

void tcp_inpinfo_lock_del	(	struct inpcb *	inp,
		struct tcpcb *	tp
	)

Definition at line 295 of file tcp_timer.c.

References INP_WUNLOCK.

Referenced by tcp_timer_2msl(), tcp_timer_keep(), tcp_timer_persist(), and tcp_timer_rexmt().

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◆ tcp_timer_2msl()

void tcp_timer_2msl ( void * xtp )

Definition at line 302 of file tcp_timer.c.

References INP_DROPPED, inpcb::inp_flags, inpcb::inp_socket, INP_TIMEWAIT, INP_WLOCK, INP_WUNLOCK, tcpcb::t_inpcb, tcpcb::t_rcvtime, tcpcb::t_state, tcpcb::t_timers, tcpcb::t_vnet, TA_USER, tcp_close(), tcp_fast_finwait2_recycle, tcp_free_sackholes(), tcp_inpinfo_lock_del(), TCP_PROBE2, tcp_timer_2msl(), tcp_trace(), TCPS_FIN_WAIT_2, TCPSTAT_INC, TP_KEEPINTVL, TP_MAXIDLE, tcp_timer::tt_2msl, tcp_timer::tt_flags, and TT_STOPPED.

Referenced by tcp_timer_2msl(), and tcp_timer_activate().

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◆ tcp_timer_delack()

void tcp_timer_delack ( void * xtp )

Definition at line 264 of file tcp_timer.c.

References INP_DROPPED, inpcb::inp_flags, INP_WLOCK, INP_WUNLOCK, tcpcb::t_flags, tcpcb::t_inpcb, tcpcb::t_timers, tcpcb::t_vnet, TCPSTAT_INC, TF_ACKNOW, and tcp_timer::tt_delack.

Referenced by tcp_timer_activate().

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◆ tcp_timer_init()

void tcp_timer_init ( void )

◆ tcp_timer_keep()

void tcp_timer_keep ( void * xtp )

Definition at line 377 of file tcp_timer.c.

References INP_DROPPED, inpcb::inp_flags, inpcb::inp_socket, INP_TIMEWAIT, INP_WLOCK, INP_WUNLOCK, tcpcb::rcv_nxt, tcpcb::snd_una, tcpcb::t_inpcb, tcpcb::t_rcvtime, tcpcb::t_state, tcpcb::t_timers, tcpcb::t_vnet, TA_USER, tcp_drop(), tcp_inpinfo_lock_del(), TCP_PROBE2, tcp_respond(), tcp_timer_keep(), tcp_trace(), tcpip_maketemplate(), TCPS_CLOSING, TCPS_ESTABLISHED, TCPS_HAVEESTABLISHED, TCPSTAT_INC, TP_KEEPIDLE, TP_KEEPINTVL, TP_MAXIDLE, tcp_timer::tt_flags, tcptemp::tt_ipgen, tcp_timer::tt_keep, TT_STOPPED, tcptemp::tt_t, and V_tcp_always_keepalive.

Referenced by tcp_timer_activate(), and tcp_timer_keep().

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◆ tcp_timer_persist()

void tcp_timer_persist ( void * xtp )

Definition at line 493 of file tcp_timer.c.

References INP_DROPPED, inpcb::inp_flags, inpcb::inp_socket, INP_TIMEWAIT, INP_WLOCK, INP_WUNLOCK, tcpcb::t_flags, tcpcb::t_inpcb, tcpcb::t_rcvtime, tcpcb::t_rxtshift, tcpcb::t_state, tcpcb::t_timers, tcpcb::t_vnet, TA_USER, tcp_drop(), tcp_inpinfo_lock_del(), tcp_maxpersistidle, TCP_MAXRXTSHIFT, TCP_PROBE2, TCP_REXMTVAL, tcp_setpersist(), tcp_totbackoff, tcp_trace(), TCPS_CLOSE_WAIT, TCPSTAT_INC, TCPTV_PERSMAX, TF_FORCEDATA, tcp_timer::tt_flags, tcp_timer::tt_persist, and TT_STOPPED.

Referenced by tcp_timer_activate().

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◆ tcp_timer_rexmt()

void tcp_timer_rexmt ( void * xtp )

Definition at line 575 of file tcp_timer.c.

References CC_ALGO, cc_cong_signal(), CC_RTO, tcpcb::ccv, IN_CONGRECOVERY, IN_FASTRECOVERY, in_losing(), INP_DROPPED, inpcb::inp_flags, INP_IPV6, inpcb::inp_socket, INP_TIMEWAIT, inpcb::inp_vflag, INP_WLOCK, INP_WUNLOCK, tcpcb::snd_cwnd, tcpcb::snd_cwnd_prev, tcpcb::snd_max, tcpcb::snd_nxt, tcpcb::snd_recover, tcpcb::snd_recover_prev, tcpcb::snd_ssthresh, tcpcb::snd_ssthresh_prev, tcpcb::snd_una, tcpcb::t_badrxtwin, tcpcb::t_blackhole_enter, tcpcb::t_blackhole_exit, tcpcb::t_fb, tcpcb::t_flags, tcpcb::t_flags2, tcpcb::t_inpcb, tcpcb::t_maxseg, tcpcb::t_pmtud_saved_maxseg, tcpcb::t_rttmin, tcpcb::t_rtttime, tcpcb::t_rxtcur, tcpcb::t_rxtshift, tcpcb::t_srtt, tcpcb::t_state, tcpcb::t_timers, tcpcb::t_vnet, TA_USER, tcp_backoff, tcp_drop(), tcp_free_sackholes(), tcp_inpinfo_lock_del(), TCP_LOG_EVENT, TCP_LOG_RTO, TCP_MAXRXTSHIFT, TCP_PROBE2, tcp_rexmit_drop_options, tcp_rexmit_initial, TCP_REXMTVAL, TCP_RTT_INVALIDATE, TCP_RTT_SHIFT, tcp_trace(), TCPS_ESTABLISHED, TCPS_FIN_WAIT_1, TCPS_SYN_RECEIVED, TCPS_SYN_SENT, TCPSTAT_INC, TCPT_RANGESET, TCPTV_REXMTMAX, TF2_PLPMTU_BLACKHOLE, TF2_PLPMTU_MAXSEGSNT, TF2_PLPMTU_PMTUD, TF_ACKNOW, TF_PREVVALID, TF_RCVD_TSTMP, TF_REQ_SCALE, TF_REQ_TSTMP, TF_SACK_PERMIT, TF_WASCRECOVERY, TF_WASFRECOVERY, tcp_function_block::tfb_tcp_rexmit_tmr, tcp_timer::tt_flags, tcp_timer::tt_rexmt, TT_STOPPED, V_tcp_mssdflt, V_tcp_pmtud_blackhole_detect, V_tcp_pmtud_blackhole_mss, and V_tcp_v6pmtud_blackhole_mss.

Referenced by tcp_timer_activate().

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◆ tcp_tw_2msl_scan()

struct tcptw * tcp_tw_2msl_scan ( int reuse )

Definition at line 803 of file tcp_timewait.c.

References in_pcbref(), in_pcbrele_wlocked(), INP_WLOCK, INP_WUNLOCK, intotw, tcp_twclose(), tcptw::tw_inpcb, TW_RLOCK, TW_RUNLOCK, tcptw::tw_time, V_tw_lock, and V_twq_2msl.

Referenced by tcp_slowtimo(), and tcp_twstart().

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◆ VNET_DECLARE() [1/5]

VNET_DECLARE	(	int	,
		tcp_always_keepalive
	)

◆ VNET_DECLARE() [2/5]

VNET_DECLARE	(	int	,
		tcp_msl
	)

◆ VNET_DECLARE() [3/5]

VNET_DECLARE	(	int	,
		tcp_pmtud_blackhole_detect
	)

◆ VNET_DECLARE() [4/5]

VNET_DECLARE	(	int	,
		tcp_pmtud_blackhole_mss
	)

◆ VNET_DECLARE() [5/5]

VNET_DECLARE	(	int	,
		tcp_v6pmtud_blackhole_mss
	)

Variable Documentation

◆ tcp_backoff

int tcp_backoff[]

extern

Definition at line 254 of file tcp_timer.c.

Referenced by bbr_get_persists_timer_val(), bbr_timeout_rxt(), bbr_timer_start(), rack_get_persists_timer_val(), rack_timeout_rxt(), syncache_timeout(), tcp_setpersist(), and tcp_timer_rexmt().

◆ tcp_delacktime

int tcp_delacktime

extern

Definition at line 114 of file tcp_timer.c.

Referenced by cc_ecnpkt_handler_flags(), rack_start_hpts_timer(), tcp_do_segment(), tcp_init(), and tcp_timers_unsuspend().

◆ tcp_fast_finwait2_recycle

int tcp_fast_finwait2_recycle

extern

Definition at line 149 of file tcp_timer.c.

Referenced by bbr_do_fin_wait_1(), bbr_do_syn_recv(), bbr_do_syn_sent(), rack_do_compressed_ack_processing(), rack_do_fin_wait_1(), rack_do_syn_recv(), rack_do_syn_sent(), tcp_do_segment(), tcp_timer_2msl(), tcp_timers_unsuspend(), and tcp_usrclosed().

◆ tcp_finwait2_timeout

int tcp_finwait2_timeout

extern

Definition at line 154 of file tcp_timer.c.

Referenced by bbr_do_fin_wait_1(), bbr_do_syn_recv(), bbr_do_syn_sent(), rack_do_compressed_ack_processing(), rack_do_fin_wait_1(), rack_do_syn_recv(), rack_do_syn_sent(), tcp_do_segment(), tcp_init(), tcp_timers_unsuspend(), and tcp_usrclosed().

◆ tcp_keepcnt

int tcp_keepcnt

extern

Definition at line 160 of file tcp_timer.c.

◆ tcp_keepidle

int tcp_keepidle

extern

Definition at line 102 of file tcp_timer.c.

Referenced by tcp_init().

◆ tcp_keepinit

int tcp_keepinit

extern

Definition at line 96 of file tcp_timer.c.

Referenced by tcp_init().

◆ tcp_keepintvl

int tcp_keepintvl

extern

Definition at line 108 of file tcp_timer.c.

Referenced by tcp_init().

◆ tcp_maxpersistidle

int tcp_maxpersistidle

extern

Definition at line 165 of file tcp_timer.c.

Referenced by bbr_timeout_persist(), rack_timeout_persist(), tcp_init(), and tcp_timer_persist().

◆ tcp_persmax

int tcp_persmax

extern

Definition at line 90 of file tcp_timer.c.

Referenced by tcp_init(), and tcp_setpersist().

◆ tcp_persmin

int tcp_persmin

extern

Definition at line 84 of file tcp_timer.c.

Referenced by tcp_init(), and tcp_setpersist().

◆ tcp_rexmit_drop_options

int tcp_rexmit_drop_options

extern

Definition at line 167 of file tcp_timer.c.

Referenced by bbr_timeout_rxt(), rack_timeout_rxt(), and tcp_timer_rexmt().

◆ tcp_rexmit_initial

int tcp_rexmit_initial

extern

Definition at line 126 of file tcp_timer.c.

Referenced by syncache_timeout(), tcp_init(), tcp_newtcpcb(), and tcp_timer_rexmt().

◆ tcp_rexmit_min

int tcp_rexmit_min

extern

Definition at line 132 of file tcp_timer.c.

Referenced by syncache_timeout(), tcp_init(), and tcp_newtcpcb().

◆ tcp_rexmit_slop

int tcp_rexmit_slop

extern

Definition at line 138 of file tcp_timer.c.

Referenced by rack_convert_rtts(), rack_init(), rack_log_rtt_sample(), and tcp_init().

◆ tcp_totbackoff

int tcp_totbackoff

extern

Definition at line 257 of file tcp_timer.c.

Referenced by bbr_timeout_persist(), rack_timeout_persist(), and tcp_timer_persist().

◆ tcp_ttl

int tcp_ttl

extern

Data Structures

Macros

Functions

Variables

Macro Definition Documentation

◆ TCP_MAXRXTSHIFT

◆ TCP_RTT_INVALIDATE

◆ TCPT_RANGESET

◆ TCPTV_CPU_VAR

◆ TCPTV_DELACK

◆ TCPTV_FINWAIT2_TIMEOUT

◆ TCPTV_KEEP_IDLE

◆ TCPTV_KEEP_INIT

◆ TCPTV_KEEPCNT

◆ TCPTV_KEEPINTVL

◆ TCPTV_MIN

◆ TCPTV_MSL

◆ TCPTV_PERSMAX

◆ TCPTV_PERSMIN

◆ TCPTV_REXMTMAX

◆ TCPTV_RTOBASE

◆ TCPTV_SRTTBASE

◆ TCPTV_TWTRUNC

◆ TP_KEEPCNT

◆ TP_KEEPIDLE

◆ TP_KEEPINIT

◆ TP_KEEPINTVL

◆ TP_MAXIDLE

◆ TT_2MSL

◆ TT_2MSL_SUS

◆ TT_DELACK

◆ TT_DELACK_SUS

◆ TT_KEEP

◆ TT_KEEP_SUS

◆ TT_MASK

◆ TT_PERSIST

◆ TT_PERSIST_SUS

◆ TT_REXMT

◆ TT_REXMT_SUS

◆ TT_STOPPED

◆ V_tcp_always_keepalive

◆ V_tcp_msl

◆ V_tcp_pmtud_blackhole_detect

◆ V_tcp_pmtud_blackhole_mss

◆ V_tcp_v6pmtud_blackhole_mss

Function Documentation

◆ tcp_inpinfo_lock_del()

◆ tcp_timer_2msl()

◆ tcp_timer_delack()

◆ tcp_timer_init()

◆ tcp_timer_keep()

◆ tcp_timer_persist()

◆ tcp_timer_rexmt()

◆ tcp_tw_2msl_scan()

◆ VNET_DECLARE() [1/5]

◆ VNET_DECLARE() [2/5]

◆ VNET_DECLARE() [3/5]

◆ VNET_DECLARE() [4/5]

◆ VNET_DECLARE() [5/5]

Variable Documentation

◆ tcp_backoff

◆ tcp_delacktime

◆ tcp_fast_finwait2_recycle

◆ tcp_finwait2_timeout

◆ tcp_keepcnt

◆ tcp_keepidle

◆ tcp_keepinit

◆ tcp_keepintvl

◆ tcp_maxpersistidle

◆ tcp_persmax

◆ tcp_persmin

◆ tcp_rexmit_drop_options

◆ tcp_rexmit_initial

◆ tcp_rexmit_min

◆ tcp_rexmit_slop

◆ tcp_totbackoff

◆ tcp_ttl