Here is a least intrusive patch by my opinion...
Just copy pm_disk_mode from pm_ops supplied by platform.
ACPI sets it to PM_DISK_PLATFORM if it has S4,
and it should be zero otherwise, patch does not copy it then.

Regards,
	Alex.

Yu, Luming wrote:
>> There is a problem with swsuspend and GPE events.
>> Now they are restored from acpi_pm_finish(), which is called only if we
>> suspend with "platform" option, what means that if we suspended to disk
>> with the default "shutdown" option after resume all the GPEs 
>> will be disabled.
>> This presents us with the overheating problem after resume at 
>> very least.
>> I see two solutions: one is to make "platform" to be default 
>> option if ACPI is enabled,
>> and second -- enable GPE events from some other function, 
>> which will be called in any case.
>>
>> What do you think?
>>
> 
> I prefer platform S4 as default...
> 
> --Luming
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