netdev - Re: [PATCH] tcp: add server ip to encrypt cookie in fast open

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Message-Id: <20130810.004557.504732542861099769.davem@davemloft.net>
Date:	Sat, 10 Aug 2013 00:45:57 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	ncardwell@...gle.com
Cc:	ycheng@...gle.com, edumazet@...gle.com, netdev@...r.kernel.org
Subject: Re: [PATCH] tcp: add server ip to encrypt cookie in fast open

From: Neal Cardwell <ncardwell@...gle.com>
Date: Thu, 8 Aug 2013 20:48:28 -0400

> On Thu, Aug 8, 2013 at 5:06 PM, Yuchung Cheng <ycheng@...gle.com> wrote:
>> Encrypt the cookie with both server and client IPv4 addresses,
>> such that multi-homed server will grant different cookies
>> based on both the source and destination IPs. No client change
>> is needed since cookie is opaque to the client.
>>
>> Signed-off-by: Yuchung Cheng <ycheng@...gle.com>
>> ---
>>  include/net/tcp.h       |  3 ++-
>>  net/ipv4/tcp_fastopen.c | 13 ++++++-------
>>  net/ipv4/tcp_ipv4.c     | 10 +++++++---
>>  3 files changed, 15 insertions(+), 11 deletions(-)
> 
> Acked-by: Neal Cardwell <ncardwell@...gle.com>

Applied to net-next, thanks everyone.
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