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SubjectRe: Strange EHCI/OHCI IRQ and other PCI errors on boot with 2.6.32 (which 2.6.26 did not see) on Geode LX/CS5536.
On Wed, 20 Jan 2010, Lennart Sorensen wrote:

> So the only difference is that now it happens 3 times instead of 2.
> Once each for ehci, ohci and amd5536udc.

Okay, this means that something else is affecting the IRQ line.

> Interestingly the number of interrupts listed in /proc/interrupts is
> exactly 300000.

That's probably because the kernel disabled the IRQ after 100000
unhandled interrupts, and re-enabled it each time a new device was
registered for that IRQ.

> That's a lot of interrupts for a system that was just booted.

Yep.

> Hmm, I just tried booting 2.6.26 again, and now it too is failing.
> I think my box just broke. Aghhh!
>
> So I think that means there is no problem, I just have to go get
> another box. I hate hardware problems. :)

Or you could just stop using USB on the old box. :-)

Alan Stern



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