netdev - Re: [PATCH v2 7/7] net-tcp: Fast Open client

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Date:	Wed, 18 Jul 2012 23:36:42 +0200
From:	Eric Dumazet <eric.dumazet@...il.com>
To:	Yuchung Cheng <ycheng@...gle.com>
Cc:	davem@...emloft.net, hkchu@...gle.com, edumazet@...gle.com,
	ncardwell@...gle.com, sivasankar@...ucsd.edu,
	netdev@...r.kernel.org
Subject: Re: [PATCH v2 7/7] net-tcp: Fast Open client - cookie-less mode

On Wed, 2012-07-18 at 14:01 -0700, Yuchung Cheng wrote:
> In trusted networks, e.g., intranet, data-center, the client does not
> need to use Fast Open cookie to mitigate DoS attacks. In cookie-less
> mode, sendmsg() with MSG_FASTOPEN flag will send SYN-data regardless
> of cookie availability.
> 
> Signed-off-by: Yuchung Cheng <ycheng@...gle.com>
> ---
>  Documentation/networking/ip-sysctl.txt |    2 ++
>  include/linux/tcp.h                    |    1 +
>  include/net/tcp.h                      |    1 +
>  net/ipv4/tcp_input.c                   |    8 ++++++--
>  net/ipv4/tcp_output.c                  |    6 +++++-
>  5 files changed, 15 insertions(+), 3 deletions(-)

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


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