[Bug 34579] Second Head on Radeon Mobility X1400 Flashes on and off at intervals

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Tue Feb 22 11:31:46 PST 2011


--- Comment #2 from Alex Deucher <agd5f at yahoo.com> 2011-02-22 11:31:46 PST ---
Does disabling pageflipping help?
Option "EnablePageFlip" "False"
in the device section of your xorg.conf.

Some people have reported that upowerd and knotify poll the displays at regular
intervals which can cause display glitches.  Killing upowerd or knotify should
fix it if that is the cause.

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