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Differential D21512

Fix two TCP Rack issues
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Authored by tuexen on Sep 3 2019, 7:02 PM.
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rrs
rscheff
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transport
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rS351782: Fix two TCP RACK issues:
Summary

This patch fixes two issues:

  • Convert the TCP delayed ACK timer from ms to ticks as required. This fixes the timer on platforms with hz !=1000.
  • Don't delay acknowledgements which report duplicate data using DSACKs.

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rS FreeBSD src repository - subversion
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Event Timeline

tuexen created this revision.Sep 3 2019, 7:02 PM
Herald added a reviewer: transport. · View Herald TranscriptSep 3 2019, 7:02 PM
Herald added a subscriber: imp. · View Herald Transcript
Harbormaster completed remote builds in B26258: Diff 61618.Sep 3 2019, 7:02 PM
rrs accepted this revision.Sep 3 2019, 7:07 PM
This revision is now accepted and ready to land.Sep 3 2019, 7:07 PM
Closed by commit rS351782: Fix two TCP RACK issues: (authored by tuexen). · Explain WhySep 3 2019, 7:48 PM
This revision was automatically updated to reflect the committed changes.
tuexen added a commit: rS351782: Fix two TCP RACK issues:.

Revision Contents
Changeset List

PathSize
head/
sys/
netinet/
tcp_stacks/
7 lines

Diff 61619

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head/sys/netinet/tcp_stacks/rack.c

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