Messages in this thread | | | Date | Sun, 06 Jun 2010 08:26:46 +0100 | Subject | Re: [2.6.35-rc regression] i915: cursor corruption on Arrandale caused by 9b8c4a0b215e | From | Chris Wilson <> |
| |
On Sat, 5 Jun 2010 19:21:15 -0700, Andy Isaacson <adi@hexapodia.org> wrote: > My x201s (Core i7 L640 according to /proc/cpuinfo) running -rc1 exhibits > cursor corruption when changing the cursor image (such as when moving > out of xterm onto the desktop). Bisection pointed to 9b8c4a0b215e and > reverting that on top of 03cd373981 fixed the problem. I'm running > fvwm2 with xterm as my primary X client; the driver is > > xserver-xorg-video-intel 2:2.9.1-4 > > The corruption generally goes away within a second or two, and seems to > consist of the previous cursor image interleaved with the new cursor > image on a row-by-row basis. Some kind of cache flush issue?
Exactly; a missing move-to-GTT-domain causing the cursor data to remain in the CPU cache.
https://bugs.freedesktop.org/show_bug.cgi?id=28335
-- Chris Wilson, Intel Open Source Technology Centre
| |