netdev - Re: [PATCH] tcp: ECN blackhole should not force quickack mode

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Date:	Mon, 26 Sep 2011 08:00:43 -0400
From:	jamal <hadi@...erus.ca>
To:	Eric Dumazet <eric.dumazet@...il.com>
Cc:	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>, Jerry Chu <hkchu@...gle.com>,
	Ilpo Järvinen <ilpo.jarvinen@...sinki.fi>,
	Jim Gettys <jg@...edesktop.org>,
	Dave Taht <dave.taht@...il.com>
Subject: Re: [PATCH] tcp: ECN blackhole should not force quickack mode

On Mon, 2011-09-26 at 10:26 +0200, Eric Dumazet wrote:

> This refers to additions to RFC 2481 : This was refined by RFC 3168, and
> the retransmitted TCP packets requirement is part of the final RFC :

Ah, yes - thats where it went.

> 
> BTW, the ECN+ proposal (RFC 5562 :  Adding Explicit Congestion
> Notification (ECN) Capability to TCP's SYN/ACK Packets) would allow the
> client (receiving SYNACK message with ECT flags) to set the TCP_ECN_SEEN
> I added in my patch, allowing even the first (retransmitted) data packet
> to trigger quickack mode.

Excellent ;->
Are you going to add 5562 support?

cheers,
jamal

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