linux-kernel - Re: [PATCH 5/6] ARM: ux500: Enable HIGHMEM on all mop500 platforms

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Message-ID: <5017EBDC.6010005@linaro.org>
Date:	Tue, 31 Jul 2012 15:29:48 +0100
From:	Lee Jones <lee.jones@...aro.org>
To:	Russell King - ARM Linux <linux@....linux.org.uk>
CC:	linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
	ola.o.lilja@...ricsson.com, alsa-devel@...a-project.org,
	linus.walleij@...ricsson.com, arnd@...db.de,
	broonie@...nsource.wolfsonmicro.com, olalilja@...oo.se,
	STEricsson_nomadik_linux@...t.st.com, lrg@...com
Subject: Re: [PATCH 5/6] ARM: ux500: Enable HIGHMEM on all mop500 platforms

On 31/07/12 14:56, Russell King - ARM Linux wrote:
> On Tue, Jul 31, 2012 at 02:31:30PM +0100, Lee Jones wrote:
>> The current kernel commandline for ux500 based devices includes
>> hard-coded allocations for things like mali and hwmem, which
>> actually run over lowmem. Here we enable highmem in order to
>> avoid memory corruption errors.
>
> Err what?  highmem should make no difference if things are being done
> correctly.
>
> In other words, your patch description is too vague to understand what
> the problem is and why you have to force highmem on - and nothing should
> _require_ highmem.

I think I must have misunderstood some advice which was recently given 
to me. I'll drop the patch.

Thanks for reviewing.

-- 
Lee Jones
Linaro ST-Ericsson Landing Team Lead
Linaro.org │ Open source software for ARM SoCs
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