netdev - Re: [net-next-2.6 PATCH v7 3/7 RFC] TCPCT part 1c: sysctl_tcp_cookie_size, socket option TCP_COOKIE

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Message-Id: <20091120.092408.208010931.davem@davemloft.net>
Date:	Fri, 20 Nov 2009 09:24:08 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	william.allen.simpson@...il.com
Cc:	netdev@...r.kernel.org
Subject: Re: [net-next-2.6 PATCH v7 3/7 RFC] TCPCT part 1c:
 sysctl_tcp_cookie_size, socket option TCP_COOKIE_TRANSACTIONS

From: William Allen Simpson <william.allen.simpson@...il.com>
Date: Fri, 20 Nov 2009 09:33:51 -0500

> @@ -59,6 +59,14 @@ int sysctl_tcp_base_mss __read_mostly = 512;
>  /* By default, RFC2861 behavior.  */
>  int sysctl_tcp_slow_start_after_idle __read_mostly = 1;
>  
> +#ifdef CONFIG_SYSCTL
> +/* By default, let the user enable it. */
> +int sysctl_tcp_cookie_size __read_mostly = 0;
> +#else
> +int sysctl_tcp_cookie_size __read_mostly = TCP_COOKIE_MAX;
> +#endif
> +

I would prefer if the default did not depend upon whether
SYSCTL is enabled or not.  That's extremely non-intuitive.

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