Re: [RFT] PCI changes related to wakeup (was: Re: [linux-pm] ehci_hcd related S3 lockup on ASUS laptops, again)

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On Mon, May 28, 2012 at 10:13:01PM +0200, Rafael J. Wysocki wrote:
> > > > > > > Andrey, Stephen,
> > > > > > > 
> > > > > > > We still have problems with this patch in https://bugzilla.kernel.org/show_bug.cgi?id=43278
> > > > > > > so some more testing will be necessary, I'm afraid.
> > > > > > > 
> > > > > > > I will send a series of ACPI and PCI patches I have collected so far,
> > > > > > > that I'd like you to test on top of kernel 3.4.0 with commit
> > > > > > > 151b61284776 reverted.
> > > > > > > 
> > > > > > > Please let me know if suspend/wakeup work for you with these patches applied.
> > > > > > I get the usual freeze on suspending with these patches.
> > > > > 
> > > > > I see.
> > > > > 
> > > > > Please try to unapply [4/4] and see if that helps.
> > > > It helps.
> > > 
> > > Andrey, can you try out Rafael's patches 1-3 (with 151b... reverted)  
> > > and see what happens if the EHCI controllers' power/wakeup sysfs
> > > atributes are first set to "disabled"?
> > It freezes.
> 
> Well, that means trying to work around this through changing the algorithm
> of selecting the target state of a device wasn't a good idea after all.
> 
> Still, we've found some bugs in the process, so it was worth the effort.
> 
> Please attach the output of dmidecode from your machine.
Attached.


-- 
WBR, wRAR

Attachment: dmidecode-K53E.txt.gz
Description: Binary data

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