Re: [Bug #12337] ~100 extra wakeups reported by powertop

Rafael J. Wysocki
2009-02-15T14:20:51Z

On Sunday 15 February 2009, Alberto Gonzalez wrote:
> --- On Sat, 2/14/09, Rafael J. Wysocki <rjw-KKrjLPT3xs0@public.gmane.org> wrote:
>
> > The following bug entry is on the current list of known
> > regressions
> > introduced between 2.6.27 and 2.6.28. Please verify if it
> > still should
> > be listed and let me know (either way).
> >
> >
> > Bug-Entry :
> > http://bugzilla.kernel.org/show_bug.cgi?id=12337
> > Subject : ~100 extra wakeups reported by powertop
> > Submitter : Alberto Gonzalez <luis6674-/E1597aS9LQAvxtiuMwx3w@public.gmane.org>
> > Date : 2008-12-31 12:25 (46 days old)
>
> Yes, still present in latest stable 2.6.28.5
>
> I updated the report to say that this happened on my 5 year old Pentium 4, but now I got a new Dell desktop (Intel G45 based) and the exact same problem happens, so I can't be the only one seeing it. In the bugzilla Eric Anholt said that it could be related to vblank and that jbarnes had look into a similar issue before, so maybe he has some clue.

Thanks a lot for the update.

Rafael