netdev - Re: [PATCH net-next] tcp: use SACK RTTs for CC

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Message-Id: <20150131.172601.384724758739744851.davem@davemloft.net>
Date:	Sat, 31 Jan 2015 17:26:01 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	kennetkl@....uio.no
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH net-next] tcp: use SACK RTTs for CC

From: Kenneth Klette Jonassen <kennetkl@....uio.no>
Date: Thu, 29 Jan 2015 20:08:03 +0100

> Current behavior only passes RTTs from sequentially acked data to CC.
> 
> If sender gets a combined ACK for segment 1 and SACK for segment 3, then the
> computed RTT for CC is the time between sending segment 1 and receiving SACK
> for segment 3.
> 
> Pass the minimum computed RTT from any acked data to CC, i.e. time between
> sending segment 3 and receiving SACK for segment 3.
> 
> Signed-off-by: Kenneth Klette Jonassen <kennetkl@....uio.no>

Applied, thanks.
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