Re: [PATCH v2] acpi: Fix regression where _PPC is not read at booteven when ignore_ppc=0

[Darrick J. Wong]

On Tue, Apr 28, 2009 at 08:53:48PM +0100, Matthew Garrett wrote:
> On Tue, Apr 28, 2009 at 12:33:04PM -0700, Darrick J. Wong wrote:
> > On Thu, Apr 16, 2009 at 11:45:07PM +0100, Matthew Garrett wrote:
> > 
> > > That's not really an option. It works with Windows.
> > 
> > Who verified that?  Does anyone know what strategy Windows uses to avoid this
> > T60 problem?  
> 
> The best guess was that Windows only evaluates _PPC when it receives a 
> notification.

I have asked the Windows side of the UEFI development team here about what
they've observed about Windows' behavior regarding reading _PPC at boot and
will post their answers when I receive them.

--D
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