Re: qemu/kvm seems to take ALSA all for itself?

[Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w@public.gmane.org>]

David Abrahams wrote:
> on Mon May 21 2007, Avi Kivity <avi-atKUWr5tajBWk0Htik3J/w-AT-public.gmane.org> wrote:
>
>   
>> David Abrahams wrote:
>>     
>>> When I have windows XP running under kvm, I get 
>>>
>>>   dave@grogan:/tmp$ aplay /usr/share/sounds/gaim/receive.wav 
>>>   ALSA lib pcm_dmix.c:864:(snd_pcm_dmix_open) unable to open slave
>>>   aplay: main:550: audio open error: Device or resource busy
>>>
>>> As soon as I shut down my VM, though, it works perfectly.  Is this
>>> expected behavior?
>>>   
>>>       
>> I think you have to set up a mixer or something.  But I'd rather be deaf 
>> than have to wade through all the pseudo-documentation in order to find 
>> out how.
>>     
>
> Maybe I wasn't sufficiently clear.  Sound in the VM works fine; it
> just seems to kill sound in the host... or is the mixer somehow
> supposed to cure that?
>
>   

I have a similar problem where running a Java virtual machine kills
sound to other apps.  I assume that a mixer will fix this, but have been
unable to get it to work.

Looks like this is a similar problem.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.


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