From: Holger Eitzenberger <holger@eitzenberger.org>
Date: Wed, 25 Mar 2009 20:50:59 +0000 (+0100)
Subject: netfilter: ctnetlink: allocate right-sized ctnetlink skb
X-Git-Tag: v2.6.30-rc1~642^2~51^2~3
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=2732c4e45bb67006fdc9ae6669be866762711ab5;p=pandora-kernel.git

netfilter: ctnetlink: allocate right-sized ctnetlink skb

Try to allocate a Netlink skb roughly the size of the actual
message, with the help from the l3 and l4 protocol helpers.
This is all to prevent a reallocation in netlink_trim() later.

The overhead of allocating the right-sized skb is rather small, with
ctnetlink_alloc_skb() actually being inlined away on my x86_64 box.
The size of the per-proto space is determined at registration time of
the protocol helper.

Signed-off-by: Holger Eitzenberger <holger@eitzenberger.org>
Signed-off-by: Patrick McHardy <kaber@trash.net>
---

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