http://bugzilla.kernel.org/show_bug.cgi?id=9754





------- Comment #11 from [EMAIL PROTECTED]  2008-01-30 16:55 -------
Little news for you!

I tried two options when booting the kernel:
 -noapic does not seem to change anything,
 -nolapic disables my keyboard/mice :).

I tried this because I've found something: dmesg gives me a line often
repeated:
APIC error on CPU0: 40(40)

First I thought this line was added randomly, but I finally found that it
happens when the temperature given by the ACPI thermal_zone changes! Since the
fans use this value, it is easy to detect: when the fans status changes, a new
line appears.

Is APIC involved in our problem?

I'm trying to understand the ACPI sources, but I'm not the best kernel hacker
of the universe... Something tells me that the solution is the
/usr/src/linux/drivers/acpi/sleep directory and is connected to interrupts.
ACPI is well known for keeping USB or Ethernet ports down after sleeping, so...

If anyone is interested, I would be glad to have your dmesg before and after
sleeping, to see if the APIC error happens for everyone.

If anyone has Windows installed, it would be great too to discover what this
famous "Empowering management" does. We could directly ask Acer, but I'm not
sure they would give us any clue :p.


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