From: Dave Jones <davej@codemonkey.org.uk>
To: Benjamin Herrenschmidt <benh@kernel.crashing.org>
Cc: Stephen Rothwell <sfr@canb.auug.org.au>,
Arnd Bergmann <arnd@arndb.de>,
cpufreq@lists.linux.org.uk, linuxppc-dev@ozlabs.org,
Jeremy Kerr <jk@ozlabs.org>,
cbe-oss-dev@ozlabs.org
Subject: Re: powerpc/cell/cpufreq: add spu aware cpufreq governor
Date: Tue, 8 Jul 2008 23:57:19 -0400 [thread overview]
Message-ID: <20080709035719.GA27742@codemonkey.org.uk> (raw)
In-Reply-To: <1215574898.8970.308.camel@pasglop>
On Wed, Jul 09, 2008 at 01:41:38PM +1000, Ben Herrenschmidt wrote:
> On Tue, 2008-07-08 at 11:27 -0400, Dave Jones wrote:
> > On Tue, Jul 08, 2008 at 08:43:43AM +0200, Arnd Bergmann wrote:
> > > On Monday 07 July 2008, Dave Jones wrote:
> > > > One question I do have though, is how userspace scripts are supposed
> > > > to know they're to echo cbe_spu_governor into the relevant parts of
> > > > sysfs. I've not used anything with a cell. Do they expose the SPUs
> > > > as regular CPUs, or do they show up in a different part of the tree?
> > >
> > > An SPU is very different from a CPU from the user perspective.
> > > SPUs show up in /sys/devices/system/spus, and if a user wants to access
> > > them, the "spufs" file system needs to be mounted in the system, by
> > > convention on /spu.
> >
> > Ok, that should be fairly simple to write scripts for.
> > All sounds good to me.
>
> Can I add your Acked-by ?
Absolutely.
ACKed-by: Dave Jones <davej@redhat.com>
Dave
--
http://www.codemonkey.org.uk
next prev parent reply other threads:[~2008-07-09 3:57 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-07-07 15:02 powerpc/cell/cpufreq: add spu aware cpufreq governor Arnd Bergmann
2008-07-07 17:17 ` [Cbe-oss-dev] " Eric Blossom
2008-07-07 21:02 ` Arnd Bergmann
2008-07-07 21:31 ` Dave Jones
2008-07-08 6:43 ` Arnd Bergmann
2008-07-08 15:27 ` Dave Jones
2008-07-09 3:41 ` Benjamin Herrenschmidt
2008-07-09 3:57 ` Dave Jones [this message]
2008-07-10 18:05 ` Dominik Brodowski
2008-07-10 21:05 ` Arnd Bergmann
2008-07-10 21:16 ` Dominik Brodowski
2008-07-09 5:18 ` Benjamin Herrenschmidt
2008-07-09 6:29 ` Dave Jones
2008-07-15 13:02 ` Arnd Bergmann
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