Re: another upgrade another vm issue

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Greetings Daniel,

> Sent: Friday, October 29, 2021 at 11:57 AM
> From: "Daniel P. Berrange" <dan@xxxxxxxxxxxx>
> To: "Michal Prívozník" <mprivozn@xxxxxxxxxx>
> Cc: "daggs" <daggs@xxxxxxx>, libvirt-users@xxxxxxxxxx
> Subject: Re: another upgrade another vm issue
>
> On Fri, Oct 29, 2021 at 10:36:24AM +0200, Michal Prívozník wrote:
> > On 10/28/21 8:40 PM, daggs wrote:
> > > Greetings,
> > > 
> > > so I've upgraded my server and yet again, one of my vm lost a functionally.
> > > there is no usable sound card.
> > > xml: https://dpaste.com/CVR5M75VH
> > > in vm: https://snipboard.io/aZ7Dcf.jpg
> > > 
> > > outputs:
> > > utils_server /home/igor # qemu-system-x86_64 --version
> > > QEMU emulator version 6.0.0
> > > Copyright (c) 2003-2021 Fabrice Bellard and the QEMU Project developers
> > > utils_server /home/igor # libvirtd --version
> > > libvirtd (libvirt) 7.8.0
> > > utils_server /home/igor #
> > > 
> > > any ideas?
> > > 
> > > Thanks.
> > > 
> > > 
> > 
> > I suspect it's related to:
> > 
> >   <audio id='1' type='none'/>
> > 
> > in the domain XML. Selecting a backend might help.
> 
> That just sets the host OS backend. I see no <sound> device frontend
> present in the guest OS. So unless one of the <hostdev> is a sound
> card that explains the lack of sound in the guest.
> 
> If the <hostdev> is a sound card, then the <audio> backend is 
> unrelated anyway.
> 
> With regards,
> Daniel

you are correct, my apologies, I've forgot to point out that it is a pt soundcard, the sound card is located at 00:1f.3 in the host and at 07:00.0 in the guest

Thanks,

Dagg





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