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Date:	Mon, 12 Jan 2015 07:15:29 -0800
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Sébastien Barré <sebastien.barre@...ouvain.be>
Cc:	David Miller <davem@...emloft.net>,
	Neal Cardwell <ncardwell@...gle.com>,
	Yuchung Cheng <ycheng@...gle.com>, netdev@...r.kernel.org,
	Gregory Detal <gregory.detal@...ouvain.be>,
	Nandita Dukkipati <nanditad@...gle.com>
Subject: Re: [PATCH net-next v3] tcp: avoid reducing cwnd when ACK+DSACK is
 received

On Mon, 2015-01-12 at 10:30 +0100, Sébastien Barré wrote:
> With TLP, the peer may reply to a probe with an
> ACK+D-SACK, with ack value set to tlp_high_seq. In the current code,
> such ACK+DSACK will be missed and only at next, higher ack will the TLP
> episode be considered done. Since the DSACK is not present anymore,
> this will cost a cwnd reduction.

Acked-by: Eric Dumazet <edumazet@...gle.com>

Thanks guys.


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