Re: 2.6.28 - 2.6.29-rc6-git5 regression, p4-clockmod/cpufreq probably

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



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 cpufreq" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html

[Index of Archives]     [Linux Kernel Devel]     [Linux USB Devel]     [Linux Audio Users]     [Yosemite Forum]     [Linux SCSI]

  Powered by Linux