Re: [PATCH 2/3] x86: early_quirk check all dev/func in domain 0

From: Yinghai Lu
Date: Mon Jan 10 2011 - 14:55:17 EST


On 01/10/2011 08:01 AM, Greg KH wrote:
> On Sun, Jan 09, 2011 at 11:59:38AM -0800, Yinghai Lu wrote:
>>
>> go with all buses instead of bus0.
>
> Why? Why limit yourself here?

early stage pci access is via cf8, and we can not use domain there. aka domain is 0.

>
> What's to say I will not have a USB controller on the second domain? If
> you are going to change this, might as well be "correct", right?

later pci-quirks is still there. for the domain 0's will do it early. later pci-quirks will check it again.

>
> Or, if it really doesn't matter, stick with what we have today.

we can avoid to adjust apic timer delta with pm-timer.

Thanks

Yinghai
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