Re: ACPI screwing up USB ehci_hcd with kernel 2.6.16.18

Bjorn Helgaas
2006-06-05T16:45:16Z

On Sunday 28 May 2006 13:50, Paul Surgeon wrote:
> I had a problem with ACPI IRQ routing messing up the USB ehci module.
> I have to disable the irq routing with apci=noirq in the bootloader config in
> order to use the ehci module.
>
> Failing to do so results in :
> usb 5-1: new high speed USB device using ehci_hcd and address 3
> ehci_hcd 0000:00:10.4: Unlink after no-IRQ? Controller is probably using the
> wrong IRQ.
>
> System :
> Kernel 2.6.16.18
> Chipset VIA KT400A

Can you open a bug report at http://bugzilla.kernel.org in the ACPI
category? Please attach the complete dmesg log both with and without
"acpi=noirq".

Thanks,
Bjorn