[libvirt] [PATCH v2 3/3] docs: news: Provide an update about the video type 'none'
Erik Skultety
eskultet at redhat.com
Wed Jul 18 12:34:05 UTC 2018
On Fri, Jul 13, 2018 at 02:02:10PM +0200, Ján Tomko wrote:
> On Thu, Jul 12, 2018 at 05:08:48PM +0200, Erik Skultety wrote:
> > Signed-off-by: Erik Skultety <eskultet at redhat.com>
> > ---
> > docs/news.xml | 14 ++++++++++++++
> > 1 file changed, 14 insertions(+)
> >
> > diff --git a/docs/news.xml b/docs/news.xml
> > index 773c95b0da..93832acc4c 100644
> > --- a/docs/news.xml
> > +++ b/docs/news.xml
> > @@ -46,6 +46,20 @@
> > </change>
> > </section>
> > <section title="Improvements">
> > + <change>
> > + <summary>
> > + qemu: Introduce a new video model of type 'none'
> > + </summary>
> > + <description>
> > + Historically, libvirt would add a default 'cirrus' video device to
> > + a guest if the XML specified 'graphics' but lacked 'video'.
>
> Historical behavior is hardly news :P
>
> > This can
> > + be incovenient with GPU mediated devices which can serve as the only
> > + rendering devices within the guest, rather than still relying on an
> > + emulated GPU which would also be the primary device. Having a 'none'
> > + model is our only backwards compatible option how to turn this legacy
> > + behaviour off when needed.
>
> How about:
>
> Introduce a new video model type that disables the automatic addition of
> a video device to domains with 'graphics' specified in their XML.
>
> This can be useful with GPU mediated devices which can serve as the only
> rendering devices within the guest.
Much better, thanks. I didn't get an explicit ACK or a RB, so may I presume one?
Erik
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