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Date:	Fri, 4 Jul 2008 10:38:23 +0300
From:	"Pekka Enberg" <>
To:	"Yoichi Yuasa" <>
Cc:	"Christoph Lameter" <>,
	"Matt Mackall" <>,
Subject: Re: slub: Do not use 192 byte sized cache if minimum alignment is 128 byte

Hi Yoichi,

On Thu, Jul 3, 2008 at 5:14 PM, Christoph Lameter
<> wrote:
>>> The 192 byte cache is not necessary if we have a basic alignment of 128
>>> byte. If it would be used then the 192 would be aligned to the next 128 byte
>>> boundary which would result in another 256 byte cache. Two 256 kmalloc caches
>>> cause sysfs to complain about a duplicate entry.
>>> MIPS needs 128 byte aligned kmalloc caches and spits out warnings on boot without
>>> this patch.
>>> Signed-off-by: Christoph Lameter <>

On Thu, 3 Jul 2008 18:37:52 +0300
"Pekka Enberg" <> wrote:
>> Looks good to me. Yoichi, did you have the chance to test this?

On Fri, Jul 4, 2008 at 3:28 AM, Yoichi Yuasa
<> wrote:
> I've already done.
> It has no problem.

Thank you for testing!
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