Re: Local APIC bug?

From: Michael Schierl
Date: Sun Dec 28 2003 - 15:08:58 EST


On Sat, 27 Dec 2003 21:00:06 +0100, in linux.kernel you wrote:

>> However, I'd appreciate if someone had any idea why the kernel crashes
>> when trying to resume. Deadlocks...?
>
>most bioses on laptops that I have seen don't actually restore the apic
>state on resume (since they don't expect the apic to be used at all)
>which results in entirely horked irq's on resume -> kernel crashes.

Thanks. However, my laptop crashes on *suspend* when APIC is on and on
*resume* when APIC is off...

And on -test3 it did not crash.

jftr: on 2.4.x it crashed on resume as well. Someone trying to prevent
me to use stable kernels on my laptop? ;-(

Michael
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