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Differential D56067

tcp_usrreq: allocate tfo counter when required
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Authored by pouria on Mar 24 2026, 5:58 PM.
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tuexen
rscheff
glebius
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transport
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rG769a6f803d1b: tcp_usrreq: Only allocate TFO counter when required
Summary

During tcp_usr_listen, only allocate tfo when required.

Test Plan

Run network tests:

kyua test -k /usr/tests/Kyuafile sys/netinet

Diff Detail

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rG FreeBSD src repository
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Tests Not Applicable

Event Timeline

pouria created this revision.Mar 24 2026, 5:58 PM
Herald added 1 blocking reviewer(s): transport. · View Herald TranscriptMar 24 2026, 5:58 PM
Herald added subscribers: melifaro, imp. · View Herald Transcript
pouria requested review of this revision.Mar 24 2026, 5:58 PM
Harbormaster completed remote builds in B71694: Diff 174242.Mar 24 2026, 5:58 PM
pouria updated this revision to Diff 174243.Mar 24 2026, 6:15 PM

Do the same for tcp6_usr_listen()

Harbormaster completed remote builds in B71695: Diff 174243.Mar 24 2026, 6:15 PM
tuexen added inline comments.Mar 24 2026, 8:42 PM
sys/netinet/tcp_usrreq.c
466–468

You can now use an else clause here.

pouria updated this revision to Diff 174245.Mar 24 2026, 8:45 PM
pouria marked an inline comment as done.

Address @tuexen comment.

Harbormaster completed remote builds in B71696: Diff 174245.Mar 24 2026, 8:45 PM
tuexen accepted this revision.Mar 24 2026, 9:26 PM
This revision is now accepted and ready to land.Mar 24 2026, 9:26 PM
glebius accepted this revision.Mar 24 2026, 9:51 PM
Closed by commit rG769a6f803d1b: tcp_usrreq: Only allocate TFO counter when required (authored by pouria). · Explain WhyMar 24 2026, 10:04 PM
This revision was automatically updated to reflect the committed changes.
pouria added a commit: rG769a6f803d1b: tcp_usrreq: Only allocate TFO counter when required.

Revision Contents
Changeset List

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sys/
netinet/
16 lines

Diff 174248

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sys/netinet/tcp_usrreq.c

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