approval for D28780 / 853fd7a2e39802e46bd3d6476529796ac22412d9

[Glen Barber]

On Fri, Feb 19, 2021 at 01:48:22PM +0000, Scheffenegger, Richard wrote:
> Hi Glen,
> 
> I received feedback around PRR which shows up as a performance degradation.
> 
> I would like to MFC this commit in about one week into STABLE/13, and ideally to releng/13.0 around the same time (or should there be at least 3 days linger time in STABLE, after one week in HEAD)?
> 
> https://reviews.freebsd.org/D28780
> 
> 
> Under some circumstances, PRR may end up with a fully
> collapsed cwnd when finalizing the loss recovery.
> 
> Also, in case PRR is working against an empty scoreboard,
> a possibilty for an integer overflow exists. Performing
> signed arithmetics to address a possible sudden jump of cwnd.
> 

Send us the change request following the guidelines when you are ready
to request the approval.
https://wiki.freebsd.org/Releng/ChangeRequestGuidelines

Glen

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