netdev - Re: GTSM and TCP accept problem

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Message-Id: <20100818.144837.179941999.davem@davemloft.net>
Date:	Wed, 18 Aug 2010 14:48:37 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	shemminger@...tta.com
Cc:	eric.dumazet@...il.com, herbert@...dor.apana.org.au,
	netdev@...r.kernel.org
Subject: Re: GTSM and TCP accept problem

From: Stephen Hemminger <shemminger@...tta.com>
Date: Wed, 18 Aug 2010 14:39:13 -0700

> On Mon, 16 Aug 2010 11:43:45 +0200
> Eric Dumazet <eric.dumazet@...il.com> wrote:
> 
>> Another idea would be to store the TTL of the SYN packet (or third
>> packet) and let application read it after accept(), allowing it to
>> reject the connection if it doesnt match expected TTL.
> 
> could be in tcp_info?

I'm sure we can squeeze a byte out of there :-)
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