RE: 2.6.16-rc5: known regressions [TP 600X S3, vanilla DSDT]

[Yu, Luming]

>> The short-term proper way could be:
>> 1. add a global variable: acpi_in_suspend.
>> 2. in acpi_pm_prepare:
>>	a.call acpi_os_wait_events_complete()
>> 	b.set acpi_in_suspend = YES.
>>    in acpi_pm_finish :
>> 	set acpi_in_suspend = NO.
>> 3. in acpi_thermal_run:
>> 	if (acpi_in_suspend == YES)
>>		do nothing.
>
>I tested the included diff to implement the above short-term fix.  It
>also hung on the second sleep.  BUT, it's the same reason that the
>utils.c change didn't help: because acpi_thermal_add() was loading
>THM[0267].  After the usual modification to acpi_thermal_add() to have
>it ignore THM[267], the system didn't hang (12 cycles).  Which is
>progress.

Hmm,  probably, you need to do :

4. in acpi_thermal_notify,
	if (acpi_in_suspend == YES)
		do nothing.
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