linux-kernel - Re: [PATCH v5 00/19] ARM: Add support for the Large Physical Address Extensions

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Message-ID: <1306231448.19557.23.camel@e102109-lin.cambridge.arm.com>
Date:	Tue, 24 May 2011 11:04:08 +0100
From:	Catalin Marinas <catalin.marinas@....com>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
Cc:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 00/19] ARM: Add support for the Large Physical
 Address Extensions

On Mon, 2011-05-23 at 17:54 +0100, Russell King - ARM Linux wrote:
> On Sun, May 08, 2011 at 01:51:19PM +0100, Catalin Marinas wrote:
> > This set of patches adds support for the Large Physical Extensions on
> > the ARM architecture (available with the Cortex-A15 processor). LPAE
> > comes with a 3-level page table format (compared to 2-level for the
> > classic one), allowing up to 40-bit physical address space.
> >
> > The ARM LPAE documentation is available from (free registration needed):
> >
> > http://infocenter.arm.com/help/topic/com.arm.doc.ddi0406b_virtualization_extns/index.html
> >
> > The full set of patches on top of linux-next (LPAE, support for an
> > emulated Versatile Express with Cortex-A15 tile and generic timers) is
> > available on this branch:
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/cmarinas/linux-2.6-cm.git arm-lpae-next
> 
> FYI, I'm going to drop the pgt patch because the warnings are still there

What warnings are you seeing? Could you please post them?

I tried with just your nopud patch on top of v2.6.39 and compiled for
vexpress. I don't get any warnings and I tried STRICT_MM_TYPECHECKS as
well.

-- 
Catalin


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