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Message #86667
[Bug 541511] Re: MASTER: [i855] GPU lockup (apport-crash)
Just a few observations with the new ppa.
The framerate has dropped dramatically. I can no longer view full-
screen flash video. Compiz no longer works - I've had to resort to
using metacity compositing. On boot, plymouth is low resolution, with
the old Karmic double black-graphics flash when moving from plymouth to
the GDM.
Having said all that, graphics seem rock-solid without any graphical
glitches and panel refresh issues with the 2.6.35-rc6 "ppa:brian-rogers
/graphics-fixes" kernel.
I tried adding i915.modeset=1 to the grub boot option. However, whilst
this fixed the low resolution plymouth, the GDM was never displayed -
just a black-screen. I tried with both i915.modeset=1 and without the
"shadow" = "true" in xorg.conf. This resulted in the infamous GLib-
WARNING **: getpwuid_r(): failed due to unknown user id (0) issue.
I also tried without i915.modeset=1 and without "shadow"="true". To be
honest, the only difference that I observed was that the framerate with
full screen graphics was slightly faster, but still unwatchable.
Tested using: VGA compatible controller: Intel Corporation 82852/855GM
Integrated Graphics Device (rev 02)
On a separate issue - before testing the new ppa, I cant use the
2.6.35-v9patch1-generic "ppa:brian-rogers/graphics-fixes" kernel since
the mouse cursor is not displayed. On this issue, this new kernel for
me has regressed since the rc-6 kernel that had the incoherency fix.
--
MASTER: [i855] GPU lockup (apport-crash)
https://bugs.launchpad.net/bugs/541511
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which is the registrant for xf86-video-intel.
References