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Differential D56025

tcp: retire TF_SENTSYN
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Authored by tuexen on Mar 22 2026, 9:24 AM.
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imp
melifaro

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Reviewers
rrs
glebius
rscheff
cc
peter.lei_ieee.org
lstewart
nickbanks_netflix.com
Group Reviewers
transport
Commits
rGd3e3c9a93b77: tcp: retire TF_SENTSYN
rG32cc4beb0a8c: tcp: retire TF_SENTSYN
Summary

This TF_-flag is only used in the RACK stack and is not really needed. So replace it, since glebius@ needs a TF_ flag and right now all are taken.

No functional change intended.

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rG FreeBSD src repository
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Unit
Tests Not Applicable

Event Timeline

tuexen created this revision.Mar 22 2026, 9:24 AM
Herald added a reviewer: transport. · View Herald TranscriptMar 22 2026, 9:24 AM
Herald added subscribers: melifaro, imp. · View Herald Transcript
tuexen requested review of this revision.Mar 22 2026, 9:24 AM
rscheff accepted this revision.Mar 22 2026, 9:26 AM
This revision is now accepted and ready to land.Mar 22 2026, 9:26 AM
tuexen added a reviewer: nickbanks_netflix.com.Mar 22 2026, 12:51 PM
glebius accepted this revision.Mar 23 2026, 4:42 AM

Thanks a lot! Waiting for confirmation from @rrs

nickbanks_netflix.com accepted this revision.Mar 23 2026, 9:25 PM
glebius mentioned this in D55966: inpcb: retire the inpcbinfo list lock.Mar 26 2026, 6:05 PM
glebius added a child revision: D56186: inpcb: retire INP_DROPPED and in_pcbdrop().Mar 31 2026, 3:34 PM
rrs accepted this revision.Apr 3 2026, 1:32 PM
Closed by commit rG32cc4beb0a8c: tcp: retire TF_SENTSYN (authored by tuexen). · Explain WhyApr 3 2026, 7:26 PM
This revision was automatically updated to reflect the committed changes.
tuexen added a commit: rG32cc4beb0a8c: tcp: retire TF_SENTSYN.
tuexen added a commit: rGd3e3c9a93b77: tcp: retire TF_SENTSYN.Sun, Apr 26, 8:07 AM

Revision Contents
Changeset List

PathSize
sys/
netinet/
tcp_stacks/
4 lines
4 lines

Diff 174888

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sys/netinet/tcp_stacks/rack.c

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sys/netinet/tcp_var.h

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