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Message-ID: <20090302162621.GB25965@silver.sucs.org> Date: Mon, 2 Mar 2009 16:26:21 +0000 From: Sitsofe Wheeler <sitsofe@...oo.com> To: Denys Fedoryschenko <denys@...p.net.lb> Cc: Matthew Garrett <mjg@...hat.com>, linux-kernel@...r.kernel.org, "Rafael J. Wysocki" <rjw@...k.pl>, cpufreq@...r.kernel.org, davej@...hat.com Subject: Re: 2.6.28 - 2.6.29-rc6-git5 regression, p4-clockmod/cpufreq probably On Mon, Mar 02, 2009 at 06:15:56PM +0200, Denys Fedoryschenko wrote: > On Monday 02 March 2009 18:06:59 Matthew Garrett wrote: > > On Mon, Mar 02, 2009 at 05:04:59PM +0200, Denys Fedoryschenko wrote: > > > On 2.6.29-rc6 (git5 tested also) also shown in dmesg as available, but i > > > can't change anything. > > > > That's deliberate. p4-clockmod is for thermal management, not clock > > control (since it doesn't actually do any of that) > I know very well it is just throttling, and not real CPU power management. > At the end it does job. > > In my case i used it for testing on "virtual" 113 Mhz video encoding to find > out bottleneck on ffmpeg and to compare performance with Blackfin. If it's just throttling you want can't you do that via /proc/acpi/processor/CPU<N>/throttling ... -- Sitsofe | http://sucs.org/~sits/ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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