linux-kernel - Re: [PATCH] arch/arm/Kconfig: Make UIO available on ARM architecture

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Date:	Fri, 8 Feb 2008 19:46:51 +0100
From:	Sam Ravnborg <sam@...nborg.org>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Marcin Juszkiewicz <openembedded@...rwu.biz>,
	Christoph Hellwig <hch@...radead.org>,
	Greg KH <greg@...ah.com>,
	linux-arm-kernel@...ts.arm.linux.org.uk,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] arch/arm/Kconfig: Make UIO available on ARM architecture

On Fri, Feb 08, 2008 at 10:58:29AM +0000, David Woodhouse wrote:
> On Fri, 2008-02-08 at 09:04 +0000, David Woodhouse wrote:
> > We could add get_unaligned() in certain places in the code, but that
> > isn't ideal for the majority of architectures.
> 
> Actually, we already did that, despite the fact that it isn't optimal.
> So there's no need to omit anything MTD-related from ARM builds whether
> we have alignment fixup support or not.
Just so I do not get you wrong...
What you say above is that the following code:

if ALIGNMENT_TRAP || !CPU_CP15_MMU
source "drivers/mtd/Kconfig"
endif

Here we do not need to have the "if ..."
and can source drivers/mtd/Kconfig unconditional for arm?

	Sam
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