linux-kernel - Re: [PATCH -v3] flat: fix data sections alignment

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Message-ID: <4A2F37D6.40904@snapgear.com>
Date:	Wed, 10 Jun 2009 14:34:30 +1000
From:	Greg Ungerer <gerg@...pgear.com>
To:	Mike Frysinger <vapier.adi@...il.com>
CC:	Oskar Schirmer <os@...ix.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Paul Mundt <lethal@...ux-sh.org>, jw@...ix.com,
	dhowells@...hat.com, rmk@....linux.org.uk, cooloney@...nel.org,
	geert@...ux-m68k.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH -v3] flat: fix data sections alignment

Hi Mike,

Mike Frysinger wrote:
> On Tue, Jun 2, 2009 at 10:15, Oskar Schirmer wrote:
>> On Wed, May 27, 2009 at 17:16:31 -0700, Andrew Morton wrote:
>>> On Thu, 28 May 2009 09:08:02 +0900
>>> Paul Mundt <lethal@...ux-sh.org> wrote:
>>>> On Wed, May 27, 2009 at 01:43:57PM -0700, Andrew Morton wrote:
>>>>> The patch had a fairly shaky start and it's been unclear to me that
>>>>> everyone is happy with it and has tested it.
>>>>>
>>>>>  arch/arm/include/asm/flat.h      |    3 --
>>>>>  arch/blackfin/include/asm/flat.h |    1
>>>>>  arch/h8300/include/asm/flat.h    |    1
>>>>>  arch/m32r/include/asm/flat.h     |    1
>>>>>  arch/m68k/include/asm/flat.h     |    1
>>>>>  arch/sh/include/asm/flat.h       |    1
>>>>>  fs/binfmt_flat.c                 |   46 ++++++++++++++++++++++++++-------------
>>>>>
>>>>> I guess ARM is the major architecture amongst that lot.  Have Russell
>>>>> and co had a decent look through this?
>>>>>
>>>> The problem here is that the ARM nommu people seem to have disappeared
>>>> shortly after getting their changes merged. I see no activity within the
>>>> kernel for ARM nommu since 2006.
>>> heh, OK.  Oskar touched it last, so he's now ARM nommu maintainer.
>> Well, I'ld need some test device for that purpose.
>> Someone around who can provide one?
> 
> seems a bit odd for a maintainer to not have any hardware ... at any
> rate, dont you have an ARM system ?  cant you just disable support for
> the MMU ?

The nommu support for arm is not complete in mainline.
(And that is why CONFIG_MMU is not a settable option in arm yet).

Regards
Greg


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