Re: 2.6.18-rc6-mm1: endless loop in snd_hda_intel on HPC 6325, sometimes

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On Tuesday, 12 September 2006 15:30, Takashi Iwai wrote:
> >>> "Rafael J. Wysocki" <rjw@xxxxxxx> 09/11/06 10:20 PM >>>
> > 
> > On the HPC 6325 I'm currently using snd_hda_intel sometimes goes into an
> > endless loop in wich it plays the same chunk of sound (< 1 sec.) repeatedly
> > forever.
> > 
> > It helps to reload the snd_hda_intel module.
> 
> Does this happen with disable_msi=1 or without?

Without.  Loading the module with disable_msi=1 apparently prevents it from
happening.

> Any relevant kernel messages?

I haven't found any ...

> The symptom indicates either an irq problem or a problem of
> DMA position reading.  The latter could be fixed via position_fix
> module option as Lee suggested...

I think that's an IRQ.  [Andrew says MSI is busted in -rc6-mm1, so no wonder.]

Greetings,
Rafael


-- 
You never change things by fighting the existing reality.
		R. Buckminster Fuller

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