linux-kernel - Re: netfilter: add xt

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Message-ID: <alpine.LSU.2.01.1008092207180.29628@obet.zrqbmnf.qr>
Date:	Mon, 9 Aug 2010 22:08:37 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...ozas.de>
To:	Geert Uytterhoeven <geert@...ux-m68k.org>
cc:	Eric Dumazet <eric.dumazet@...il.com>,
	Patrick McHardy <kaber@...sh.net>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	netfilter@...r.kernel.org
Subject: Re: netfilter: add xt_cpu match


On Monday 2010-08-09 21:52, Geert Uytterhoeven wrote:
>>
>> +config NETFILTER_XT_MATCH_CPU
>> +       tristate '"cpu" match support'
>> +       depends on NETFILTER_ADVANCED
>> +       help
>> +         CPU matching allows you to match packets based on the CPU
>> +         currently handling the packet.
>
>Shouldn't this depend on SMP? Or does it make sense to have it on UP, too?

Well one thing to consider is that you certainly would not want to
make one ruleset willingly unloadable on another machine (think
automatic code/rule generators).
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