Date: Wed, 14 Apr 2004 15:44:56 +0200
From: Andi Kleen <ak@suse.de>
To: Darren Hart <dvhltc@us.ibm.com>
Cc: linux-kernel@vger.kernel.org, piggin@cyberone.com.au, mjbligh@us.ibm.com,
       ricklind@us.ibm.com, akpm@osdl.org
Subject: Re: 2.6.5-rc3-mm4 x86_64 sched domains patch
Message-Id: <20040414154456.78893f3f.ak@suse.de>
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On Thu, 08 Apr 2004 16:22:09 -0700
Darren Hart <dvhltc@us.ibm.com> wrote:


> 
> This patch is intended as a quick fix for the x86_64 problem, and

Ingo's latest tweaks seemed to already cure STREAM, but some more
tuning is probably a good idea agreed.

> doesn't solve the problem of how to build generic sched domain
> topologies.  We can certainly conceive of various topologies for x86
> systems, so even arch specific topologies may not be sufficient.  Would
> sub-arch (ie NUMAQ) be the right way to handle different topologies, or
> will we be able to autodiscover the appropriate topology?  I will be
> looking into this more, but thought some might benefit from an immediate
> x86_64 fix.  I am very interested in hearing your ideas on this.


The patch doesn't apply against 2.6.5-mm5 anymore. Can you generate a new patch? 
I will test it then.

Also it will need merging with the patch that adds SMT support for IA32e machines
on x86-64.

-Andi
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