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Date: Fri, 22 Apr 2011 11:02:10 +0300
Message-ID: <BANLkTi=JGeWiFm-9H-2vHDsU1v7ykDt1UA@mail.gmail.com>
Subject: Re: [PATCH v3] mm: make expand_downwards symmetrical to expand_upwards
From: Pekka Enberg <penberg@kernel.org>
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Sender: owner-linux-mm@kvack.org
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To: David Rientjes <rientjes@google.com>
Cc: James Bottomley <James.Bottomley@hansenpartnership.com>, Christoph Lameter <cl@linux.com>, Andrew Morton <akpm@linux-foundation.org>, KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>, Michal Hocko <mhocko@suse.cz>, Hugh Dickins <hughd@google.com>, linux-mm@kvack.org, LKML <linux-kernel@vger.kernel.org>, linux-parisc@vger.kernel.org, Ingo Molnar <mingo@elte.hu>, x86 maintainers <x86@kernel.org>

On Fri, Apr 22, 2011 at 1:12 AM, David Rientjes <rientjes@google.com> wrote=
:
>> > diff --git a/init/Kconfig b/init/Kconfig
>> > index 56240e7..a7ad8fb 100644
>> > --- a/init/Kconfig
>> > +++ b/init/Kconfig
>> > @@ -1226,6 +1226,7 @@ config SLAB
>> > =A0 =A0 =A0 =A0 =A0 per cpu and per node queues.
>> >
>> > =A0config SLUB
>> > + =A0 =A0 =A0 depends on BROKEN || NUMA || !DISCONTIGMEM
>> > =A0 =A0 =A0 =A0 bool "SLUB (Unqueued Allocator)"
>> > =A0 =A0 =A0 =A0 help
>> > =A0 =A0 =A0 =A0 =A0 =A0SLUB is a slab allocator that minimizes cache l=
ine usage
>>
>>
>> I already sent it to linux-arch and there's been no dissent; there have
>> been a few "will that fix my slub bug?" type of responses.
>
> I was concerned about tile because it actually got all this right by usin=
g
> N_NORMAL_MEMORY appropriately and it uses slub by default, but it always
> enables NUMA at the moment so this won't impact it.
>
> Acked-by: David Rientjes <rientjes@google.com>

I'm OK with this Kconfig patch. Can someone send a proper patch with
signoffs and such? Do we want to tag this for -stable too?

                         Pekka

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