Call for testing intel graphics driver fix

Martin Pitt martin.pitt at ubuntu.com
Wed Apr 1 12:01:36 BST 2009


Hello all,

For a long time, X has plagued me with intermittent flicker, and
sometimes an irrecoverable blackout on my i945 [1]. This was caused by
pipe underruns, which were due to incorrect "watermark" calculations
(i. e. the display rendering queue wasn't managed properly).

Earlier in Jaunty I uploaded a quickfix from upstream, but it turned
out to be insufficient. Now upstream did a better and more robust
patch which should fix this once and for all. It works amazingly well
for me [2], but I'd like to get a little more confident in it before I
upload it to Jaunty.

I put it into my PPA for now [3]. Can everyone running -intel on
Jaunty please install this and give feedback (positive and negative)
on the bug [1]?

Direct links for one-click gdebi installation on i386 or amd64:

http://ppa.launchpad.net/pitti/ppa/ubuntu/pool/main/x/xserver-xorg-video-intel/xserver-xorg-video-intel_2.6.3-0ubuntu4pitti1_i386.deb

http://ppa.launchpad.net/pitti/ppa/ubuntu/pool/main/x/xserver-xorg-video-intel/xserver-xorg-video-intel_2.6.3-0ubuntu4pitti1_amd64.deb

Thanks a lot in advance for testing, much appreciated!

Martin

[1] https://launchpad.net/bugs/311895
[2] https://bugs.freedesktop.org/show_bug.cgi?id=19304#c41
[3] https://launchpad.net/~pitti/+archive/ppa

-- 
Martin Pitt                        | http://www.piware.de
Ubuntu Developer (www.ubuntu.com)  | Debian Developer  (www.debian.org)
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