linux-kernel - RE: [PATCH] slab: fix cache_cache bootstrap in kmem_cache

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Date:	Wed, 26 Mar 2008 12:16:46 -0500
From:	"Yeisley, Dan P." <dan.yeisley@...sys.com>
To:	"Christoph Lameter" <clameter@....com>
Cc:	"Pekka Enberg" <penberg@...helsinki.fi>,
	<akpm@...ux-foundation.org>, <mel@....ul.ie>, <olaf@...fle.de>,
	<linux-kernel@...r.kernel.org>
Subject: RE: [PATCH] slab: fix cache_cache bootstrap in kmem_cache_init()



> -----Original Message-----
> From: Christoph Lameter [mailto:clameter@....com]
> Sent: Wednesday, March 26, 2008 12:28
> To: Yeisley, Dan P.
> Cc: Pekka Enberg; akpm@...ux-foundation.org; mel@....ul.ie;
> olaf@...fle.de; linux-kernel@...r.kernel.org
> Subject: Re: [PATCH] slab: fix cache_cache bootstrap in
kmem_cache_init()
> 
> On Wed, 26 Mar 2008, Daniel Yeisley wrote:
> 
> > The only way I could get the ES7000 to boot with 2.6.24.x was with
> > memoryless nodes (or numa=off).  The list corruption I saw was due
to
> > CPU 0 not being on node 0.
> 
> What is the ES7000?
> 

The ES7000 is a server built by Unisys that supports up to 32 CPU
sockets (Xeon or Itanium).

> > I do see problems with memoryless nodes on 2.6.25-rc.  I'll post a
patch
> > for that shortly.
> 
> Another patch in addition to the one we are discussing? Or another
> revision of the patch?

I wrote another patch that affects arch/x86.  

http://lkml.org/lkml/2008/3/26/165

CPUs on memoryless nodes aren't being moved to nodes with memory.  

Dan
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