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Differential D8279

Provide individual RTT measurements to CC algos.
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Authored by hiren on Oct 18 2016, 10:04 PM.
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Subscribers
gnn
kmacy
transport

Details

Reviewers
rrs
jtl
lstewart
gnn
Group Reviewers
transport
Summary

Pass tcpopt to cc_ack_received so we can fetch timestamp and calculate RTT
sample to pass it on to CC algos.

This will be useful in upcoming HyStart (hybrid slow start) implementation for
cubic.

Submitted by: kmacy

Diff Detail

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Build Status
Buildable 5648
Build 5928: arc lint + arc unit

Event Timeline

hiren updated this revision to Diff 21483.Oct 18 2016, 10:04 PM
hiren retitled this revision from to A way to get individual RTT measurements..
hiren updated this object.
hiren edited the test plan for this revision. (Show Details)
hiren added reviewers: rrs, jtl, lstewart.
hiren added subscribers: transport, kmacy.
Herald added a reviewer: transport. · View Herald TranscriptOct 18 2016, 10:04 PM
hiren retitled this revision from A way to get individual RTT measurements. to Provide individual RTT measurements to CC algos..Oct 18 2016, 10:06 PM
hiren edited edge metadata.
hiren updated this object.Oct 19 2016, 12:32 AM
gnn accepted this revision.Oct 28 2016, 3:25 PM
gnn added a reviewer: gnn.
gnn added a subscriber: gnn.

I think this is a good addition.

This revision is now accepted and ready to land.Oct 28 2016, 3:25 PM

Revision Contents
Changeset List

PathSize
sys/
netinet/
cc/
1 line
22 lines
tcp_stacks/
12 lines
2 lines

Diff 21483

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sys/netinet/cc/cc.h

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sys/netinet/tcp_input.c

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sys/netinet/tcp_stacks/fastpath.c

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sys/netinet/tcp_var.h

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