Messages in this thread | | | Subject | Re: Laptops & CPU frequency | From | Xavier Bestel <> | Date | Sun, 11 Jan 2004 11:27:39 +0100 |
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Le dim 11/01/2004 à 04:17, Robert Love a écrit : > On Sat, 2004-01-10 at 21:56, jlnance@unity.ncsu.edu wrote: > > > The frequency displayed in /proc/cpuinfo does not change if the AC > > adapter is toggled on or off after the machine has booted. It stays > > in the same mode as it was booted into. I am curious if this is because > > the CPU frequency really is not changing, or if it is because the > > number in /proc/cpuinfo is only calculated at boot. > > The MHz value in /proc/cpuinfo should be updated as the CPU speed > changes - that is, it is not calculated just at boot, but it is updated > as the speed actually changes.
2.6.0 doesn't do that on my laptop. Moreover, if I ever boot on battery, when switching to AC power, lots of things fail (mouse is jerky, pcmcia doesn't work ...)
Xav
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