Ubuntu
linux-source-2.6.22 package

  1. Bug #183033
  2. Comment #40

Comment 40 for bug 183033

Revision history for this message
Mario Limonciello (superm1) wrote : Re: [Bug 183033] Re: Intel Core 2 Duo - Resume from suspend, CPUFrequency Scaling is gone on CPU1

Please test from a daily CD including this fix if you are going to only
test on a LiveCD. There are other related packages that need to be
updated too (and some of them require a reboot to update).
n Thu, 2008-03-27 at 20:24 +0000, Janne Hyötylä wrote:

> I have a Dell Latitude D630, Intel Core 2 Duo T7300.
>
> I still have the problem.
>
> I used the Hardy beta LiveCD, updated pm-utils to 0.99.2-3ubuntu6 (newest version), and then tried suspend directly from the LiveCD.
> After suspend Core 1 was stuck at 2 GHz. (max), and scaling was only working on Core 0.
>
> Suspend was initiated from the gnome logout menu.
>
> Is it possible that I have to suspend by another method, or that I have
> to do something after updating pm-utils, to get it working?
>
>
> Furthermore, in up-to-date Gutsy the second core now also *again* gets stuck at 2 GHz, since a few weeks or so. Before that, it would get stuck at 800 MHz.
>
> Did something related to suspend or cpu scaling get updated in Gutsy in
> the near past? Or what could have triggered this differing behaviour?
> Maybe that could lead to the source of the bug.
>

---
Mario Limonciello
Dell | Linux Engineering
Desk : (512) 723-0582
<email address hidden>