Re: [PATCH 3/3] netfilter: ctnetlink: support kernel-space dump filtering by ctmark

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From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
Date: Sat, 25 Feb 2012 01:41:50 +0100

> On Sat, Feb 25, 2012 at 01:30:17AM +0100, pablo@xxxxxxxxxxxxx wrote:
>> From: Pablo Neira Ayuso <pablo@xxxxxxxxxxxxx>
>> This patch adds CTA_MARK_MASK which, together with CTA_MARK, allows
>> you to selectively send conntrack entries to user-space by
>> returning those that match mark & mask.
>> With this, we can save cycles in the building and the parsing of
>> the entries that may be later on filtered out in user-space by using
>> the ctmark & mask.
> Minor glitch in this patch. One ifdef was missing that would spot an
> unused variable warning if CONFIG_NF_CONNTRACK_MARK is disabled.
> New patch for ctnetlink attached.

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