From: Pekka Enberg <penberg@cs.helsinki.fi>
To: Heiko Carstens <heiko.carstens@de.ibm.com>
Cc: Christoph Lameter <cl@linux-foundation.org>,
linux-kernel@vger.kernel.org, linux-mm@kvack.org
Subject: Re: [BUG] slub crashes on dma allocations
Date: Sun, 30 May 2010 13:05:08 +0300 [thread overview]
Message-ID: <4C023854.3090002@cs.helsinki.fi> (raw)
In-Reply-To: <20100527190440.GA2205@osiris.boeblingen.de.ibm.com>
Heiko Carstens wrote:
> On Thu, May 27, 2010 at 09:17:17AM -0500, Christoph Lameter wrote:
>> So S390 has NUMA and the minalign is allowing very small slabs of 8/16/32 bytes?
>
> No NUMA, but minalign is 8.
>
>> Try this patch
>>
>> From: Christoph Lameter <cl@linux-foundation.org>
>> Subject: SLUB: Allow full duplication of kmalloc array for 390
>>
>> Seems that S390 is running out of kmalloc caches.
>>
>> Increase the number of kmalloc caches to a safe size.
>>
>> Signed-off-by: Christoph Lameter <cl@linux-foundation.org>
>
> Yes, that fixes the bug. Thanks!
We need this for .33 and .34 stable, right?
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next prev parent reply other threads:[~2010-05-30 10:05 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-05-26 15:37 [BUG] slub crashes on dma allocations Heiko Carstens
2010-05-27 14:17 ` Christoph Lameter
2010-05-27 19:04 ` Heiko Carstens
2010-05-30 10:05 ` Pekka Enberg [this message]
2010-06-01 13:44 ` Christoph Lameter
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