From: Pavel Machek <pavel@ucw.cz>
To: Balbir Singh <balbir@linux.vnet.ibm.com>
Cc: LKML <linux-kernel@vger.kernel.org>,
linuxppc-dev@ozlabs.org, David Rientjes <rientjes@google.com>,
Olof Johansson <olof@lixom.net>
Subject: Re: [PATCH] Fake NUMA emulation for PowerPC
Date: Sun, 9 Dec 2007 13:16:36 +0000 [thread overview]
Message-ID: <20071209131636.GF4381@ucw.cz> (raw)
In-Reply-To: <475A1BEE.2050109@linux.vnet.ibm.com>
On Sat 2007-12-08 09:52:06, Balbir Singh wrote:
> 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.
Well, maybe it is amazing, but having non-standard interface is also
wrong...
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
next prev parent reply other threads:[~2007-12-09 13:16 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
2007-12-09 13:16 ` Pavel Machek [this message]
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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