Include
With the release of Ubuntu 9.04 the modules powernow-k8, speedstep-centrino and acpi-cpufreq are not longer available as module but compiled into the kernel. This takes away the possibility of the easy way to get in touch with PHC: patching and recompiling the module only.
You have to compile the whole kernel now if you wish to use enhanced power saving techniques.
Linux-PHC ( http://
Just like NHC or Rightmark RMClock for Windows users can lower the voltages of their CPUs to expand battery time and reduce the CPUs temperature which is especially useful on Notebooks.
There's already a PPA maintaining these patches for the Ubuntu Kernel: https:/
My suggestions: make these Patches official in 9.10 and include them into the default kernel.
Blueprint information
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Unknown
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