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From: robherring2@gmail.com (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH] ARM: head: fix swapper and idmap population with LPAE and big-endian
Date: Mon, 25 Feb 2013 14:08:30 -0600	[thread overview]
Message-ID: <512BC4BE.7050103@gmail.com> (raw)
In-Reply-To: <fc39410e45e86f30d1f4fec192f35f64@localhost>

On 02/25/2013 10:05 AM, Marc Zyngier wrote:
> On Mon, 25 Feb 2013 15:16:41 +0000, Will Deacon <will.deacon@arm.com>
> wrote:
>> The LPAE page table format uses 64-bit descriptors, so we need to take
>> endianness into account when populating the swapper and idmap tables
>> during early initialisation.
>>
>> This patch ensures that we store the two words making up each page table
>> entry in the correct order when running big-endian.
>>
>> Cc: <stable@vger.kernel.org>
>> Acked-by: Catalin Marinas <catalin.marinas@arm.com>
>> Signed-off-by: Will Deacon <will.deacon@arm.com>
> 
> FWIW, tested as a KVM guest.

That was a for BE guest on LE host, right? :o

Any ideas about much work that would be?

Rob

  reply	other threads:[~2013-02-25 20:08 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-25 15:16 [PATCH] ARM: head: fix swapper and idmap population with LPAE and big-endian Will Deacon
2013-02-25 16:05 ` Marc Zyngier
2013-02-25 20:08   ` Rob Herring [this message]
2013-02-25 20:17     ` Marc Zyngier

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