Re: [PATCH] qemu: use 'bochs' video type by default for UEFI domains

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On Thu, Aug 29, 2019 at 08:22:55AM +0200, Peter Krempa wrote:
> On Wed, Aug 28, 2019 at 16:52:39 -0500, Jonathon Jongsma wrote:
> > The 'bochs' video device doesn't have any legacy vga emulation so the
> > attack surface is much lower. It works with OVMF, so UEFI guests should
> > not see any functional difference to VGA.
> > 
> > https://bugzilla.redhat.com/show_bug.cgi?id=1707119
> > 
> > Signed-off-by: Jonathon Jongsma <jjongsma@xxxxxxxxxx>
> > ---
> 
> Historically we did not allow change of behaviour when filling in
> defaults unless the old configuration stopped to be supported by qemu
> and we could detect it. I don't thik this case can be excused.

Yep, we can't do this, and in any case modern guests should likely
be given virtio-vga instead, which can be decided via libosinfo
rules.



Regards,
Daniel
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