linux-kernel - Re: next-20130204 - bisected slab problem to "slab: Common constants for kmalloc boundaries"

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Message-ID: <0000013caba3a2e8-b80a1426-33b5-44ae-9b2a-85c3ee20dd62-000000@email.amazonses.com>
Date:	Tue, 5 Feb 2013 18:34:53 +0000
From:	Christoph Lameter <cl@...ux.com>
To:	James Hogan <james.hogan@...tec.com>
cc:	Stephen Warren <swarren@...dotorg.org>,
	linux-next <linux-next@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	Pekka Enberg <penberg@...nel.org>,
	Matt Mackall <mpm@...enic.com>, linux-mm@...ck.org
Subject: Re: next-20130204 - bisected slab problem to "slab: Common constants
 for kmalloc boundaries"

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@...ux.com>
>
> Thanks, your patch fixes it for me.

Ok I guess that implies a Tested-by:

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