[Spice-devel] [video-qxl 2/2] Default to only one head, not 4.

[Alon Levy]

On Sat, Jan 12, 2013 at 12:25:12AM +0100, Hans de Goede wrote:
> Hi,
> 
> On 01/12/2013 12:04 AM, Jeremy White wrote:
> >On 01/11/2013 04:02 PM, Hans de Goede wrote:
> >>Hi,
> >>
> >>On 01/11/2013 10:34 PM, Jeremy White wrote:
> >>>This makes the default display not stretch for 4096x768.
> >>
> >>Hmm this seems to expose a problem with your previous patch then,
> >>as this second patch is not acceptable. Currently the user can
> >>on the fly add new monitors to guests running the agent by
> >>simply inside the remote-viewer window going to view->displays
> >>and select an extra one, this would break that.
> >>
> >>So nack series.
> >
> >Hmm.  I've been making sure that no change I make impacts the gtk spice
> >client connecting to a qemu fedora 17 guest.  But I don't see that
> >option there.  I'll see about using remote viewer instead.
> >
> >Did you see an actual problem using the patch, or is just clear to you
> >that there will be one?
> 
> The latter, with only 1 head, there will be no way to dynamically add
> new displays (or so I expect).

That is correct.

> 
> > As far as I know, all I changed was the default
> >value, not what would be the underlying capacity.
> 
> AFAIK the value you are changing sets the maximum number of heads
> during the xorg "session", so unless people create an xorg.conf
> to override your change they will be limited to 1 head.
> 
> Regards,
> 
> Hans
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