[Intel-gfx] valgrind & GL apps

Paul Wise pabs at debian.org
Thu May 8 08:41:18 CEST 2008


Hi all,

I'm experiencing a few issues with running a couple of OpenGL games
(Warzone2100 & Chromium BSU) under valgrind.

The first is that the X server sometimes becomes unresponsive, but
everything looks normal the mouse still moves around fine. The first
time this happened I didn't have any way to login remotely and I had
to forcibly reboot the machine. When I sshed in and restart gdm, X
continued to hog the screen and keyboard. When I killed X the screen
got filled with purple lines. After that I decided just to init 6.

Secondly, occasionally chromium quit with an error like this:
DRM_I830_CMDBUFFER: -22

Also, valgrind reports a few instances of using uninitialised
variables in the intel Xorg driver code.

Can anyone else reproduce these problems?

I'm on Linux 2.6.25 with the X/GNOME stuff from Debian sid and a 945GM
in a Dell Inspiron 6400 laptop.

PS: is there any work integrating functionality like Xpra provides
into standard Xorg - might be useful for transparently migrating apps
from a crashed X server to a new one?

http://partiwm.org/wiki/xpra

-- 
bye,
pabs

http://wiki.debian.org/PaulWise



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