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From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 14 Sep 2015 15:50:30 +0200
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Subject: Re: [Qemu-devel] [PATCH 9/9] gtk/opengl: add opengl context and
 scanout support (GtkGLArea)
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To: =?ISO-8859-1?Q?Marc-Andr=E9?= Lureau <marcandre.lureau@gmail.com>
Cc: QEMU <qemu-devel@nongnu.org>

On Fr, 2015-09-11 at 16:44 +0200, Marc-Andr=C3=A9 Lureau wrote:
>  Hi
>=20
> On Wed, Sep 9, 2015 at 1:20 PM, Gerd Hoffmann <kraxel@redhat.com> wrote=
:
> > This allows virtio-gpu to render in 3d mode.
> > Uses native opengl support which is present
> > in gtk versions 3.16 and newer.
> >
> > Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
>=20
> After this patch, when starting qemu I get:
>=20
> (qemu-system-x86_64:28264): Gtk-CRITICAL **: gtk_gl_area_make_current:
> assertion 'gtk_widget_get_realized (widget)' failed
> qemu-system-x86_64: Couldn't find current GLX or EGL context.

Can you set a breakpoint to gtk_gl_area_make_current and print a
stacktrace when qemu arrives there?  I suspect the caller will be
gd_gl_area_refresh, can you confirm?

thanks,
  Gerd