On Tue, Nov 2, 2010 at 15:09:49 +0100, Bjørn Mork wrote: > Package: xserver-xorg-video-intel > Version: 2:2.12.0+shadow-2 > Severity: important > > I am running a virtual Windows XP client under KVM. This uses > libsdl1.2debian to provide a window which can be switched to and from > fullscreen mode. The installed versions of these packages are: > > ii libsdl1.2debian 1.2.14-6.1 > Simple DirectMedia Layer > ii qemu-kvm 0.12.5+dfsg-4 > Full virtualization on x86 hardware > > > The following bug was introduced between xserver-xorg-video-intel version > 2:2.9.1-4 and 2:2.12.0+shadow-2: > > Swiching SDL window to fullscreen mode causes the X server show a black > screen permanently > (until X server restart) > > The symptoms are: > - first time the client window is switched to fullscreen the backlight dims > to a very > low setting. The backlight can be adjusted up again using ordinary > backlight controls > so this is not a serious problem. It is however, a regression from > 2:2.9.1-4 and I > mention it because I suspect it is related to the next symptom.
This sounds like 600405, can you try the patch there and see if it also fixes your second symptom? > - second time the client window is switched to fullscreen causes a completely > black screen. > The mouse pointer is still visible, and the intensity of the backlight can > be adjusted, so > it is not just a matter of backlight being turned further down. I have > found no way out > of this situation, except by restarting the X server, which makes it an > important problem > IMHO. Neither switching back to window mode (I can verify that this does > happen by observing > changes to the mouse pointer), nor killing the KVM process, will restore > the screen. > Cheers, Julien
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