netdev - Re: [PATCH net-next 0/2] netfilter: IPv4/v6 IPcomp match support

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Message-ID: <52B26841.40800@windriver.com>
Date:	Thu, 19 Dec 2013 11:30:09 +0800
From:	Fan Du <fan.du@...driver.com>
To:	Pablo Neira Ayuso <pablo@...filter.org>
CC:	<davem@...emloft.net>, <steffen.klassert@...unet.com>,
	<netfilter-devel@...r.kernel.org>, <netdev@...r.kernel.org>
Subject: Re: [PATCH net-next 0/2] netfilter: IPv4/v6 IPcomp match support



On 2013年12月17日 21:05, Pablo Neira Ayuso wrote:
> On Fri, Dec 13, 2013 at 08:18:00PM +0800, Fan Du wrote:
>> Hi,
>>
>> This patchset adds IPv4/v6 IPComp 'match' plugin to enables user setting
>> ACTONs for IPcomp flows sepecified with SPI value.
>>
>> Corresponding iptables patchset will be sent here after soon.
>>
>> Fan Du (2):
>>    netfilter: add IPv4 IPComp extension match support
>>    netfilter: add IPv6 IPComp extension match support
>
> This looks good, but I have to ask you to merge those two modules into
> one single xt_ipcomp, they are fairly small and we can save the
> overhead of having two different modules. Moreover, at quick glance I
> don't see any dependency with IPv4/IPv6 exported symbols that may
> cause ifdef pollution.
>
> Please, see net/netfilter/xt_tcpudp.c as reference to rework this.
> Thanks.
>

I noticed netfilter ipv4/v6 AH support also has split implementation,
so far, by my understanding, it's fairly enough to consolidate those
two implementations into one as well, as IPv4/6 AH head format are
identical.

If you don't mind or it won't break anything internal for netfilter,
I plan to combine them into one piece.

-- 
浮沉随浪只记今朝笑

--fan
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