From mboxrd@z Thu Jan  1 00:00:00 1970
From: Patrick McHardy <kaber@trash.net>
Subject: Re: [resend] Passive OS fingerprint xtables match.
Date: Thu, 04 Jun 2009 15:16:17 +0200
Message-ID: <4A27C921.6020301@trash.net>
References: <20090511095343.GA30778@ioremap.net> <4A1D6A20.8050404@trash.net> <20090604113723.GA13018@ioremap.net> <4A27B5A1.9050300@trash.net> <20090604120719.GA14981@ioremap.net> <4A27B9EC.2010301@trash.net> <20090604131153.GA18251@ioremap.net>
Mime-Version: 1.0
Content-Type: text/plain; charset=ISO-8859-15; format=flowed
Content-Transfer-Encoding: 7bit
Cc: netdev@vger.kernel.org, David Miller <davem@davemloft.net>,
	"Paul E. McKenney" <paulmck@linux.vnet.ibm.com>,
	Netfilter Development Mailinglist
	<netfilter-devel@vger.kernel.org>,
	Jan Engelhardt <jengelh@medozas.de>
To: Evgeniy Polyakov <zbr@ioremap.net>
Return-path: <netdev-owner@vger.kernel.org>
In-Reply-To: <20090604131153.GA18251@ioremap.net>
Sender: netdev-owner@vger.kernel.org
List-Id: netfilter-devel.vger.kernel.org

Evgeniy Polyakov wrote:
> On Thu, Jun 04, 2009 at 02:11:24PM +0200, Patrick McHardy (kaber@trash.net) wrote:
>> Thats not what I meant. struct xt_match_param is passed to the
>> ->match() callbacks from *t_do_table(). This is where you can
>> add the real hook number to have it available in ->match().
>>
>> (Forgot to mention earlier: please in a seperate patch and adjusting
>>  all *tables copies)
> 
> Kind of this (for ipv4 only so far, also reorderd a field to fill the
> gap):

Exactly. But please verify that by reordering, you're not moving
the more commonly used members out of the first cacheline.