From: Andi Kleen <andi@firstfloor.org>
To: Pekka J Enberg <penberg@cs.helsinki.fi>
Cc: Christoph Lameter <christoph@lameter.com>,
Eric Dumazet <dada1@cosmosbay.com>,
Andi Kleen <andi@firstfloor.org>,
Andrew Morton <akpm@linux-foundation.org>,
linux kernel <linux-kernel@vger.kernel.org>
Subject: Re: [RFC, PATCH] SLAB : [NUMA] keep nodeid in struct page instead of struct slab
Date: Wed, 21 Mar 2007 17:09:29 +0100 [thread overview]
Message-ID: <20070321160929.GB25583@one.firstfloor.org> (raw)
In-Reply-To: <Pine.LNX.4.64.0703211740460.19583@sbz-30.cs.Helsinki.FI>
On Wed, Mar 21, 2007 at 05:42:22PM +0200, Pekka J Enberg wrote:
> On Wed, 21 Mar 2007, Christoph Lameter wrote:
> > None of that please. The page flags already contain a node number that is
> > accessible via page_to_nid(). Just make sure that we never put a slab onto
> > the wrong node.
>
> Oh well, here's a patch to find out. (I don't have a NUMA box.)
You can always use numa emulation on x86-64. Boot with numa=fake=NODES
-Andi
next prev parent reply other threads:[~2007-03-21 16:09 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-03-21 9:22 Eric Dumazet
2007-03-21 12:21 ` Pekka Enberg
2007-03-21 14:42 ` Christoph Lameter
2007-03-21 15:03 ` Pekka Enberg
2007-03-21 15:43 ` Christoph Lameter
2007-03-21 15:42 ` Pekka J Enberg
2007-03-21 15:49 ` Eric Dumazet
2007-03-21 15:55 ` Pekka J Enberg
2007-03-21 16:09 ` Andi Kleen [this message]
2007-03-21 16:19 ` Pekka Enberg
2007-03-21 16:27 ` Christoph Lameter
2007-03-23 11:15 ` [RFC] NUMA : could we introduce virt_to_nid() ? Eric Dumazet
2007-03-23 12:48 ` Pekka Enberg
2007-03-23 13:53 ` Eric Dumazet
2007-03-23 14:16 ` Andi Kleen
2007-03-23 14:50 ` Christoph Lameter
2007-03-23 16:22 ` Eric Dumazet
2007-03-23 17:19 ` Christoph Lameter
2007-03-21 12:27 ` [RFC, PATCH] SLAB : [NUMA] keep nodeid in struct page instead of struct slab Pekka Enberg
2007-03-21 14:41 ` Christoph Lameter
2007-03-21 15:36 ` Eric Dumazet
2007-03-21 15:44 ` Christoph Lameter
2007-03-21 15:58 ` Eric Dumazet
2007-03-21 15:47 ` Pekka Enberg
2007-03-21 15:52 ` Eric Dumazet
2007-03-21 16:08 ` Andi Kleen
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