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SubjectRe: PCI MSI breaks when booting with nosmp
Date
On Thursday, April 17, 2008 1:25 pm Jean Delvare wrote:
> Le jeudi 17 avril 2008, Jesse Barnes a écrit :
> > On Thursday, April 17, 2008 12:40 pm Jean Delvare wrote:
> > > Booting with "nosmp" doesn't work on my Thinkpad T60p laptop while
> > > booting with "nosmp pci=nomsi" works. Forcibly disabling PCI MSI
> > > when booting with nosmp fixes the problem. I'm not sure if it's the
> > > correct fix though.
> >
> > Seems like this is fixing the symptom, not the cause. I'll see if I can
> > reproduce locally...
>
> If it helps, the device that breaks is:
> 00:1f.2 SATA controller: Intel Corporation 82801GBM/GHM (ICH7 Family) SATA
> AHCI Controller (rev 02) i.e. SATA hard disk drive on an Intel ICH7
> controller.

Ok, I see this too on my desktop machine. It looks like we're not getting
interrupts setup correctly in the nosmp case. Still digging through to see
why though...

Jesse
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