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Pass the number of segments coalesced by LRO up the stack by repurposing the

Description

Pass the number of segments coalesced by LRO up the stack by repurposing the
tso_segsz pkthdr field during RX processing, and use the information in TCP for
more correct accounting and as a congestion control input. This is only a start,
and an audit of other uses for the data is left as future work.

Reviewed by: gallatin, rrs
Sponsored by: Netflix, Inc.
Differential Revision: https://reviews.freebsd.org/D7564

Details

Committed
lstewartAug 25 2016, 1:33 PM
Reviewer
gallatin
Differential Revision
D7564: LRO nsegs
Parents
rS304802: Remove the gratuitous check for $FreeBSD$ and rename the function
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