linux-kernel - Re: [PATCH] xtables: make XT_ALIGN() usable in exported headers by exporting __ALIGN

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Date:	Tue, 13 Apr 2010 12:01:59 +0200
From:	Patrick McHardy <kaber@...sh.net>
To:	Alexey Dobriyan <adobriyan@...il.com>
CC:	linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
	shemminger@...tta.com, bhutchings@...arflare.com, andreas@...al.se,
	hadi@...erus.ca, hideaki@...hifuji.org
Subject: Re: [PATCH] xtables: make XT_ALIGN() usable in exported headers by
 exporting __ALIGN_KERNEL()

Patrick McHardy wrote:
> Alexey Dobriyan wrote:
>> XT_ALIGN() was rewritten through ALIGN() by commit 42107f5009da223daa800d6da6904d77297ae829
>> "netfilter: xtables: symmetric COMPAT_XT_ALIGN definition".
>> ALIGN() is not exported in userspace headers, which created compile problem for tc(8)
>> and will create problem for iptables(8).
>>
>> We can't export generic looking name ALIGN() but we can export less generic
>> __ALIGN_KERNEL() (suggested by Ben Hutchings).
>> Google knows nothing about __ALIGN_KERNEL().
>>
>> COMPAT_XT_ALIGN() changed for symmetry.
> 
> Since there haven't been any objections, I've applied your patch.

This breaks compilation by removing __ALIGN_MASK(). Please fix this up.
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