 Messages in this thread SubjectRe: 2.6.32 regression
(bisected): Video tearing/glitching with T400 laptops Thanks,
should I apply this on top of your previous patch, or on a
completely virgin 2.6.32-rc3 tree?  I don't know if this helps,
but the amount of tearing seems to be roughly proportional to
how many "white" pixels are on the screen. There isn't much
tearing if I just have my (brown) Ubuntu 9.04 default background
image. There is a bit more tearing on the virtual desktop once I
open an 80x52 black-on-white gnome-terminal window, so that 45%
of my widescreen has white pixels due to the backgrouin of the
On the virtual desktop where my firefox browser is opened, the
tearing/glitching is much more frequent. And where the
tearing/glitching is seems to be be roughly related to where the
mouse cursor happens to be. (Usually starting at the horizontol
row of pixels where the mouse is going down towards the bottom
of the screen; although sometimes if the mouse is very close to
the bottom of the screen, there