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

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Message-ID: <20080208104535.GF21852@flint.arm.linux.org.uk>
Date:	Fri, 8 Feb 2008 10:45:35 +0000
From:	Russell King - ARM Linux <linux@....linux.org.uk>
To:	David Woodhouse <dwmw2@...radead.org>
Cc:	Sam Ravnborg <sam@...nborg.org>,
	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 10:43:42AM +0000, David Woodhouse wrote:
> On Fri, 2008-02-08 at 10:23 +0000, Russell King - ARM Linux wrote:
> > That would be misleading though - !CPU_CP15_MMU does not mean we
> > support unaligned accesses.  It means that we may have no way to
> > support fixing up unaligned accesses.
> 
> Doesn't that mean you should disallow MTD (or at least 16-bit NOR flash)
> if !CPU_CP15_MMU, then? But at the moment you allow it?

Ask Hyok or Greg Ungerer.
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