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SubjectRe: intel_idle .. Was: __pm_runtime_resume() returns -1 Was: Regression in 2.6.36
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On Saturday, October 23, 2010, Christian Ruediger Bahls wrote:
> [2010-10-23 01:58] Andrew Morton <akpm@linux-foundation.org> wrote:
> > On Fri, 22 Oct 2010 15:38:01 +0200
> > Christian Bahls <lkml@qb352.de> wrote:
> > > The regression seems to have been introduced by the merge:
> > > 92b4522f72916ff2675060e29e4b24cf26ab59ce
> > >
> >
> > I suspect your bisection went wrong :(
> ...
> > It's really hard to see how that change could break the resume
> > operation.
>
> you were right ..
>
> btw: this is not resume but system boot .. either cold or warm
> [pressing any button(even the power-button) makes the boot continue]
>
> the failure has lots of different incarnations:
> during booting it sometimes stalls:
> on initializing the sata drive
> while mounting/un-mounting the sata drive
> or other obscure occasions (syncing drives/initializing hardware)
>
> in later versions of the kernel it throws the
> "__pm_runtime_resume() returns -1"-warnings

Do you have CONFIG_PM_VERBOSE set in your .config by chance?

Rafael


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