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opnsense-src/sys/netinet
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Randall Stewart 9b60296531 tcp: Rack in a rare case we can get stuck sending a very small amount. 
If a tlp sending new data fails, and then the peer starts
talking to us again, we can be in a situation where the
tlp_new_data count is set, we are not in recovery and
we always send one packet every RTT. The failure
has to occur when we send the TLP initially from the ip_output()
which is rare. But if it occurs you are basically stuck.

This fixes it so we use the new_data count and clear it so
we know it will be cleared. If a failure occurs the tlp timer
will regenerate a new amount anyway so it is un-needed to
carry the value on.

Reviewed by: Michael Tuexen
Sponsored by: Netflix Inc.
Differential Revision: https://reviews.freebsd.org/D33325
2021-12-15 09:41:33 -05:00
..
cc Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
khelp
libalias Fix fragmented UDP packets handling since rev.360967. 2021-10-15 16:48:12 -07:00
netdump netdump: send key before dump, in case dump fails 2021-08-11 10:54:56 -05:00
tcp_stacks tcp: Rack in a rare case we can get stuck sending a very small amount. 2021-12-15 09:41:33 -05:00
accf_data.c Define a module version for accept filter modules. 2020-05-19 18:35:08 +00:00
accf_dns.c Define a module version for accept filter modules. 2020-05-19 18:35:08 +00:00
accf_http.c net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
dccp.h Add header definition for RFC4340, Datagram Congestion Control Protocol 2020-06-17 13:27:13 +00:00
icmp6.h icmp6: Count packets dropped due to an invalid hop limit 2020-10-19 17:07:19 +00:00
icmp_var.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
if_ether.c Use network epoch to protect local IPv4 addresses hash. 2021-10-22 14:40:53 -07:00
if_ether.h Retire arpresolve_addr(), which is not used anywhere, from if_ether.c. 2018-11-17 16:08:36 +00:00
igmp.c ifnet_byindex() actually requires network epoch 2021-12-06 09:32:31 -08:00
igmp.h
igmp_var.h igmp: convert igmpstat to use PCPU counters 2020-11-08 18:49:23 +00:00
in.c kernel: partially revert e9efb1125a15, default inet mask 2021-11-14 14:12:25 -06:00
in.h Add in_localip_fib(), in6_localip_fib(). 2021-11-12 08:59:42 -08:00
in_cksum.c netinet: Implement in_cksum_skip() using m_apply() 2021-11-24 13:31:16 -05:00
in_debug.c Use network epoch to protect local IPv4 addresses hash. 2021-10-22 14:40:53 -07:00
in_fib.c Fix some common typos in comments 2021-08-08 10:16:06 +02:00
in_fib.h Refactor fib4/fib6 functions. 2020-11-29 13:41:49 +00:00
in_fib_algo.c Fix IPv4 fib bsearch4() lookup array construction. 2021-01-17 20:32:26 +00:00
in_fib_dxr.c [fib_algo][dxr] Retire counters which are no longer used 2021-10-09 13:47:10 +02:00
in_gif.c Use network epoch to protect local IPv4 addresses hash. 2021-10-22 14:40:53 -07:00
in_jail.c
in_kdtrace.c Separate out SCTP related dtrace code. 2019-10-14 20:32:11 +00:00
in_kdtrace.h Separate out SCTP related dtrace code. 2019-10-14 20:32:11 +00:00
in_mcast.c ifnet_byindex() actually requires network epoch 2021-12-06 09:32:31 -08:00
in_pcb.c inpcb: use locked variant of prison_check_ip*() 2021-12-14 09:38:52 -08:00
in_pcb.h Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
in_pcb_var.h Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
in_prot.c
in_proto.c capsicum: Limit socket operations in capability mode 2021-04-07 14:32:56 -04:00
in_rmx.c Refactor rib iterator functions. 2020-11-22 20:21:10 +00:00
in_rss.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
in_rss.h Implement flowid calculation for outbound connections to balance 2020-10-18 17:15:47 +00:00
in_systm.h
in_var.h Use network epoch to protect local IPv4 addresses hash. 2021-10-22 14:40:53 -07:00
ip.h
ip6.h net: Introduce IPV6_DSCP(), IPV6_ECN() and IPV6_TRAFFIC_CLASS() macros 2021-03-04 20:56:48 +01:00
ip_carp.c carp: deal with negative net.inet.carp.demotion 2021-11-01 17:08:23 +01:00
ip_carp.h carp: replace caddr_t with char * 2019-12-06 16:35:48 +00:00
ip_divert.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
ip_divert.h
ip_dummynet.h ipfw: use unsigned int for dummynet bandwidth 2021-08-19 10:48:53 +02:00
ip_ecn.c
ip_ecn.h
ip_encap.c Widen NET_EPOCH coverage. 2019-10-07 22:40:05 +00:00
ip_encap.h Add KPI that can be used by tunneling interfaces to handle IP addresses 2018-10-21 17:55:26 +00:00
ip_fastfwd.c routing: Allow using IPv6 next-hops for IPv4 routes (RFC 5549). 2021-08-22 22:56:08 +00:00
ip_fw.h Allow setting alias port ranges in libalias and ipfw. This will allow a system 2021-02-02 13:24:17 -08:00
ip_gre.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
ip_icmp.c Use network epoch to protect local IPv4 addresses hash. 2021-10-22 14:40:53 -07:00
ip_icmp.h
ip_id.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
ip_input.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
ip_mroute.c mroute: add missing WUNLOCK 2021-10-28 07:12:23 +02:00
ip_mroute.h ip_mroute: rework ip_mroute 2021-05-31 05:48:15 +02:00
ip_options.c net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
ip_options.h
ip_output.c netinet: Remove unneeded mb_unmapped_to_ext() calls 2021-11-24 13:31:16 -05:00
ip_reass.c ip_reass: do less work in ipreass_slowtimo if possible 2021-08-14 18:50:12 +02:00
ip_var.h An earlier commit effectively turned out the fast forwading path 2020-11-12 21:58:47 +00:00
pim.h
pim_var.h
raw_ip.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
sctp.h Improve the handling of cookie life times. 2020-10-16 10:44:48 +00:00
sctp_asconf.c sctp: cleanup, no functional change intended 2021-09-15 10:18:11 +02:00
sctp_asconf.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_auth.c net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_auth.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_bsd_addr.c Don't pass RFPROC to kproc_create(), it is redundant. 2021-03-12 09:48:10 -08:00
sctp_bsd_addr.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_cc_functions.c sctp: remove some set, but unused variables 2021-08-09 15:58:46 +02:00
sctp_constants.h sctp: Fix errno in case of association setup failures 2021-07-09 23:19:25 +02:00
sctp_crc32.c sctp: Use m_apply() to calcuate a checksum for an mbuf chain 2021-11-16 13:36:30 -05:00
sctp_crc32.h Add the SCTP_SUPPORT kernel option. 2020-06-18 19:32:34 +00:00
sctp_header.h Whitespace changes. 2020-09-24 12:26:06 +00:00
sctp_indata.c sctp: Fix errno in case of association setup failures 2021-07-09 23:19:25 +02:00
sctp_indata.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_input.c sctp: improve consistency, no functional change intended 2021-11-26 12:53:43 +01:00
sctp_input.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_kdtrace.c Separate out SCTP related dtrace code. 2019-10-14 20:32:11 +00:00
sctp_kdtrace.h Separate out SCTP related dtrace code. 2019-10-14 20:32:11 +00:00
sctp_lock_bsd.h sctp: Simplify stream scheduler usage 2021-09-21 17:13:57 +02:00
sctp_module.c Provide support for building SCTP as a loadable module. 2020-07-10 14:56:05 +00:00
sctp_os.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_os_bsd.h sctp: use the correct traffic class when sending SCTP/IPv6 packets 2021-12-03 21:36:44 +01:00
sctp_output.c sctp: use the correct traffic class when sending SCTP/IPv6 packets 2021-12-03 21:36:44 +01:00
sctp_output.h Whitespace changes. 2020-09-24 12:26:06 +00:00
sctp_pcb.c sctp: unbreak NOINET6 builds. 2021-12-04 19:16:18 +01:00
sctp_pcb.h sctp: Tighten up locking around sctp_aloc_assoc() 2021-09-11 10:15:21 -04:00
sctp_peeloff.c sctp: Remove an unused sctp_inpcb field 2021-09-07 11:19:29 -04:00
sctp_peeloff.h
sctp_ss_functions.c sctp: improve KASSERT messages 2021-10-08 11:33:56 +02:00
sctp_structs.h sctp: Cleanup stream schedulers. 2021-09-23 14:16:56 +02:00
sctp_syscalls.c Convert remaining cap_rights_init users to cap_rights_init_one 2021-01-12 13:16:10 +00:00
sctp_sysctl.c net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_sysctl.h Improve the handling of cookie life times. 2020-10-16 10:44:48 +00:00
sctp_timer.c sctp: avoid locking an already locked mutex 2021-09-28 05:17:03 +02:00
sctp_timer.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_uio.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctp_usrreq.c sctp: improve handling of assoc ids in socket options 2021-12-01 14:54:55 +01:00
sctp_var.h net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
sctputil.c sctp: improve consistency, no functional change intended 2021-11-26 12:53:43 +01:00
sctputil.h sctp: Fix errno in case of association setup failures 2021-07-09 23:19:25 +02:00
siftr.c SIFTR: Fix compilation with -DSIFTR_IPV6 2021-11-04 00:32:17 +00:00
tcp.h tcp: socket option to get stack alias name 2021-10-27 08:21:59 -07:00
tcp_accounting.h This brings into sync FreeBSD with the netflix versions of rack and bbr. 2021-05-06 11:22:26 -04:00
tcp_debug.c
tcp_debug.h inet: remove tcp_debug from netinet/tcp_debug.h 2021-11-01 23:10:30 +00:00
tcp_fastopen.c net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
tcp_fastopen.h
tcp_fsm.h tcp: Remove unused v6 state definitions 2021-08-27 08:31:32 -04:00
tcp_hostcache.c tcp(4): Fix a typo in a sysctl description 2021-11-30 07:17:30 +01:00
tcp_hpts.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcp_hpts.h Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcp_input.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcp_log_buf.c net: clean up empty lines in .c and .h files 2020-09-01 21:19:14 +00:00
tcp_log_buf.h tcp: Add hystart-plus to cc_newreno and rack. 2021-10-22 07:10:28 -04:00
tcp_lro.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcp_lro.h Update the TCP LRO code to handle both encrypted and un-encrypted traffic. 2021-08-06 11:28:44 +02:00
tcp_offload.c Path MTU discovery hooks for offloaded TCP connections. 2021-04-21 13:00:16 -07:00
tcp_offload.h Path MTU discovery hooks for offloaded TCP connections. 2021-04-21 13:00:16 -07:00
tcp_output.c tcp: Preparation for allowing hardware TLS to be able to kick a tcp connection that is retransmitting too much out of hardware and back to software. 2021-06-25 09:30:54 -04:00
tcp_pcap.c Step 4.2: start divorce of M_EXT and M_EXTPG 2020-05-03 00:37:16 +00:00
tcp_pcap.h
tcp_ratelimit.c Add a switch structure for send tags. 2021-09-14 11:43:41 -07:00
tcp_ratelimit.h This takes Warners suggested approach to making it so that 2021-05-07 17:32:32 -04:00
tcp_reass.c tcp: A better fix for the previously attempted fix of the ack-war issue with tcp. 2021-06-04 05:26:43 -04:00
tcp_sack.c tcp: Make dsack stats available in netstat and also make sure its aware of TLP's. 2021-10-01 10:36:27 -04:00
tcp_seq.h
tcp_stats.c Mark more nodes as CTLFLAG_MPSAFE or CTLFLAG_NEEDGIANT (17 of many) 2020-02-26 14:26:36 +00:00
tcp_subr.c tcp_ccalgounload(): initialize the inpcb iterator when curvnet is set 2021-12-03 12:39:56 -08:00
tcp_syncache.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcp_syncache.h tcp: add support for TCP over UDP 2021-04-18 16:16:42 +02:00
tcp_timer.c Add tcp_freecb() - single place to free tcpcb. 2021-11-18 20:27:45 -08:00
tcp_timer.h Add tcp_freecb() - single place to free tcpcb. 2021-11-18 20:27:45 -08:00
tcp_timewait.c Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcp_usrreq.c tcp_usr_detach: revert debugging piece from f5cf1e5f5a. 2021-11-13 08:33:32 -08:00
tcp_var.h Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
tcpip.h
toecore.c routing: Allow using IPv6 next-hops for IPv4 routes (RFC 5549). 2021-08-22 22:56:08 +00:00
toecore.h Path MTU discovery hooks for offloaded TCP connections. 2021-04-21 13:00:16 -07:00
udp.h White space cleanup -- remove trailing tab's or spaces 2020-02-12 13:31:36 +00:00
udp_usrreq.c ifnet_byindex() actually requires network epoch 2021-12-06 09:32:31 -08:00
udp_var.h Revert "wpa: Import wpa_supplicant/hostapd commit 14ab4a816" 2021-12-02 14:45:04 -08:00
udplite.h White space cleanup -- remove trailing tab's or spaces 2020-02-12 13:31:36 +00:00