From: Balbir Singh <balbir@linux.vnet.ibm.com>
To: David Rientjes <rientjes@google.com>
Cc: Olof Johansson <olof@lixom.net>,
linuxppc-dev@ozlabs.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] Fake NUMA emulation for PowerPC
Date: Sat, 08 Dec 2007 09:52:06 +0530 [thread overview]
Message-ID: <475A1BEE.2050109@linux.vnet.ibm.com> (raw)
In-Reply-To: <alpine.DEB.0.9999.0712071508460.27689@chino.kir.corp.google.com>
David Rientjes wrote:
> On Sat, 8 Dec 2007, Balbir Singh wrote:
>
>> To be able to test the memory controller under NUMA, I use fake NUMA
>> nodes. x86-64 has a similar feature, the code I have here is the
>> simplest I could come up with for PowerPC.
>>
>
> Magnus Damm had patches from over a year ago that, I believe, made much of
> the x86_64 fake NUMA code generic so that it could be extended for
> architectures such as i386. Perhaps he could resurrect those patches if
> there is wider interest in such a tool.
That would be a very interesting patch, but what I have here is the
simplest patch and we could build on it incrementally. The interface is
non-standard but it does amazing things for 59 lines of code change.
--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
next prev parent reply other threads:[~2007-12-08 4:22 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-12-07 21:14 [PATCH] Fake NUMA emulation for PowerPC Balbir Singh
2007-12-07 21:28 ` Olof Johansson
2007-12-07 21:35 ` Balbir Singh
2007-12-07 21:55 ` Kumar Gala
2007-12-07 22:12 ` Balbir Singh
2007-12-07 22:15 ` Kumar Gala
2007-12-07 22:18 ` Balbir Singh
2007-12-07 23:10 ` David Rientjes
2007-12-08 4:22 ` Balbir Singh [this message]
2007-12-09 13:16 ` Pavel Machek
2007-12-09 13:20 ` Balbir Singh
2007-12-07 23:06 ` David Rientjes
2007-12-07 21:30 ` Geert Uytterhoeven
2007-12-07 21:35 ` Balbir Singh
2007-12-07 21:43 ` Balbir Singh
2007-12-07 21:58 ` Arnd Bergmann
2007-12-07 22:03 ` Balbir Singh
2007-12-07 22:01 ` Arnd Bergmann
2007-12-07 22:22 ` Balbir Singh
[not found] ` <20071207221106.GH16824@localdomain>
2007-12-07 22:26 ` Balbir Singh
2007-12-07 23:11 ` David Rientjes
2007-12-08 4:32 ` Balbir Singh
2007-12-08 4:45 ` David Rientjes
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