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Date: Wed, 6 Feb 2013 09:44:34 +0000
From: James Hogan <james.hogan@imgtec.com>
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To: Christoph Lameter <cl@linux.com>
CC: Stephen Warren <swarren@wwwdotorg.org>,
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        Pekka Enberg <penberg@kernel.org>, Matt Mackall <mpm@selenic.com>,
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Subject: Re: next-20130204 - bisected slab problem to "slab: Common constants
 for kmalloc boundaries"
References: <510FE051.7080107@imgtec.com> <51100E79.9080101@wwwdotorg.org> <alpine.DEB.2.02.1302042019170.32396@gentwo.org> <0000013cab3780f7-5e49ef46-e41a-4ff2-88f8-46bf216d677e-000000@email.amazonses.com> <51113C8A.2060908@imgtec.com> <0000013caba3a2e8-b80a1426-33b5-44ae-9b2a-85c3ee20dd62-000000@email.amazonses.com>
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On 05/02/13 18:34, Christoph Lameter wrote:
> On Tue, 5 Feb 2013, James Hogan wrote:
> 
>> On 05/02/13 16:36, Christoph Lameter wrote:
>>> OK I was able to reproduce it by setting ARCH_DMA_MINALIGN in slab.h. This
>>> patch fixes it here:
>>>
>>>
>>> Subject: slab: Handle ARCH_DMA_MINALIGN correctly
>>>
>>> A fixed KMALLOC_SHIFT_LOW does not work for arches with higher alignment
>>> requirements.
>>>
>>> Determine KMALLOC_SHIFT_LOW from ARCH_DMA_MINALIGN instead.
>>>
>>> Signed-off-by: Christoph Lameter <cl@linux.com>
>>
>> Thanks, your patch fixes it for me.
> 
> Ok I guess that implies a Tested-by:
> 

Yep sorry, feel free to add my Tested-by: if you roll this as a separate
patch.

Cheers
James