Chain mbufs before passing to if_input()
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Authored by shurd on Sep 21 2017, 10:01 PM.

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imp

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Reviewers

sbruno

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rS323942: Chain mbufs before passing to if_input()

Summary

Build a list of mbufs to pass to if_input() after LRO. Results in
12% small packet forwarding rate improvement.

Test Plan

Verify rate improvement, check for regressions

Diff Detail

Repository

rS FreeBSD src repository - subversion

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Tests Not Applicable

Event Timeline

shurd created this revision.Sep 21 2017, 10:01 PM

Herald added subscribers: ae, imp. · View Herald TranscriptSep 21 2017, 10:01 PM

Harbormaster completed remote builds in B11664: Diff 33286.Sep 21 2017, 10:01 PM

sbruno accepted this revision.Sep 22 2017, 12:51 PM

This revision is now accepted and ready to land.Sep 22 2017, 12:51 PM

Closed by commit rS323942: Chain mbufs before passing to if_input() (authored by shurd). · Explain WhySep 23 2017, 1:35 AM

This revision was automatically updated to reflect the committed changes.

Revision Contents
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Path

Size

head/

sys/

net/

iflib.c

17 lines

Diff 33348

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Chain mbufs before passing to if_input()ClosedPublicActions