Re: Let's remove some deprecated stuff

[Peter Maydell]

On Thu, 29 Apr 2021 at 11:28, Daniel P. Berrangé <berrange@redhat.com> wrote:
>
> On Thu, Apr 29, 2021 at 12:18:42PM +0200, Gerd Hoffmann wrote:
> >   Hi,
> >
> > >     ``QEMU_AUDIO_`` environment variables and ``-audio-help`` (since 4.0)
> > >     Creating sound card devices and vnc without ``audiodev=`` property 
> > > (since 4.2)
> > >     Creating sound card devices using ``-soundhw`` (since 5.1)
> >
> > I think these three should be dropped together, to minimize disruption.
> >
> > Where do we strand in terms of libvirt support?  IIRC audiodev= support
> > in libvirt is rather recent (merged this year).  I'd tend to wait a bit
> > longer because of that.
> >
> > Daniel?
>
> Libvirt added supoort for -audio in 7.2.0, release April 4th, so only
> one month ago.
>
> If we drop the features in QEMU in this dev cycle though, this won't
> impact most users until QEMU 6.1 releases in mid August. I'm perfectly
> ok with people who use unreleased QEMU git master needing to update
> their libvirt. The final release date is far enough away that distros
> will have had new enough libvirt for a good while.

It does feel to me that dropping the old options now would be being
a bit over-eager, though. The deprecation cycle time is a minimum, not
a target :-)

-- PMM