Re: 2.6.19-rc5 x86_64 irq 22: nobody cared

[Stephen Hemminger]

On Thu, 9 Nov 2006 07:49:56 +0100
Adrian Bunk <bunk@xxxxxxxxx> wrote:

> On Wed, Nov 08, 2006 at 01:44:29PM +0100, Olivier Nicolas wrote:
> 
> > Hi,
> 
> Hi Olivier,
> 
> > 2.6.19-rc5 does not boot properly, I have tried pci=routeirq, irpoll 
> > without success.
> > 
> > Full details (.config, dmesg, /proc/interrupts) are in 
> > http://olivn.trollprod.org/2.6.19-rc5-irq.tar.gz
> 
> thanks for your report!
> 
> I might be wrong, but looking at the dmesg:
> - irq 22 is the hda_intel IRQ
> - the "irq 22: nobody cared" is immediately before the
>   "hda_intel: No response from codec, disabling MSI..."
> - in the routeirq case, the hda_intel IRQ as well as the
>   IRQ in the error message change to 21
> 
> So it might be related to the hda_intel MSI check.

More likely the MSI management routines don't work for disabling MSI.
I am debugging a problem where MSI doesn't work across suspend/resume,
I suspect the base MSI code needs fixing.


-- 
Stephen Hemminger <shemminger@xxxxxxxx>
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/