Re: [patch 2/2] acpi: Avoid dropping rapid hotkey events (or other GPEs) on Asus EeePC

[Alan Jenkins <alan-jenkins@tuffmail.co.uk>]

Alan Jenkins wrote:
> Alexey Starikovskiy wrote:
>   
>> Here is the patch.
>>
>> Please try/review.
>>
>>     
> Sorry, I can't help with testing this any more.  The "bad state" I
> complained about earlier seems to be permanent now.
>
> I left the laptop with AC and battery disconnected last night.  This
> morning both 2.6.22 and 2.6.24-19-generic (ubuntu) are locking up or
> rebooting as soon as I press a hotkey.  The patch resets the default
> behaviour back to 2.6.24, so it won't make any difference.
>
> None of these kernels should have the GPE polling problem.  There are
> many people using Ubuntu on the EeePC without complaint; I must have
> damaged the hardware or firmware.
>
> OTOH 2.6.21.4-eeepc (the pre-installed kernel from Xandros/Asus) is
> immune.  I will work on it, but don't expect anything soon.
>   
I was able to bisect this to a config option, X86_UP_IOAPIC.  I can get
rid of it on all kernels by just booting with noapic.

I was then able to try your patch, which works fine.  I see the warning
in the kernel log, but no hotkey keypresses are lost.

Thanks
Alan