Improve handling of SYN-ACK segments in TIMEWAIT state
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Authored by tuexen on Oct 3 2022, 11:56 AM.

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Reviewers

glebius
rrs
rscheff

Group Reviewers

transport

Commits

rGcd4974672ad3: tcp: improve handling of SYN-ACK segments in TIMEWAIT state
rG2515552e6216: tcp: improve handling of SYN-ACK segments in TIMEWAIT state

Summary

Only consider segments with the SYN bit set and the ACK bit cleared as "new connection attempts", which result in re-using a connection being in TIMEWAIT state.

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Repository

rG FreeBSD src repository

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Tests Not Applicable

Event Timeline

tuexen created this revision.Oct 3 2022, 11:56 AM

Herald added a reviewer: transport. · View Herald TranscriptOct 3 2022, 11:56 AM

Herald added subscribers: melifaro, imp. · View Herald Transcript

tuexen requested review of this revision.Oct 3 2022, 11:56 AM

rscheff accepted this revision.Oct 3 2022, 12:27 PM

This revision is now accepted and ready to land.Oct 3 2022, 12:27 PM

Closed by commit rG2515552e6216: tcp: improve handling of SYN-ACK segments in TIMEWAIT state (authored by tuexen). · Explain WhyOct 3 2022, 2:00 PM

This revision was automatically updated to reflect the committed changes.

tuexen added a commit: rG2515552e6216: tcp: improve handling of SYN-ACK segments in TIMEWAIT state.

tuexen added a commit: rGcd4974672ad3: tcp: improve handling of SYN-ACK segments in TIMEWAIT state.Feb 1 2023, 11:48 PM

Revision Contents
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Path

Size

sys/

netinet/

tcp_timewait.c

6 lines

Diff 111349

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sys/netinet/tcp_timewait.c

Improve handling of SYN-ACK segments in TIMEWAIT stateClosedPublicActions