netdev - Re: [PATCH net-next] tcp: report ECN_SEEN in tcp

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Date:	Mon, 03 Oct 2011 14:01:31 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	eric.dumazet@...il.com
Cc:	shemminger@...tta.com, netdev@...r.kernel.org
Subject: Re: [PATCH net-next] tcp: report ECN_SEEN in tcp_info

From: Eric Dumazet <eric.dumazet@...il.com>
Date: Fri, 30 Sep 2011 06:44:57 +0200

> Allows ss command (iproute2) to display "ecnseen" if at least one packet
> with ECT(0) or ECT(1) or ECN was received by this socket.
> 
> "ecn" means ECN was negociated at session establishment (TCP level)
> 
> "ecnseen" means we received at least one packet with ECT fields set (IP
> level)
> 
> ss -i
> ...
> ESTAB      0      0   192.168.20.110:22  192.168.20.144:38016
> ino:5950 sk:f178e400
> 	 mem:(r0,w0,f0,t0) ts sack ecn ecnseen bic wscale:7,8 rto:210
> rtt:12.5/7.5 cwnd:10 send 9.3Mbps rcv_space:14480
> 
> Signed-off-by: Eric Dumazet <eric.dumazet@...il.com>

Applied, thanks Eric.
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