Do you still see this problem? FBC is now turned off by default, so
this should no longer occur.
There are two upstream commits in 3.1-rc1 that are reported to fix the
cause. Handing off to the kernel team. These patches are low priority,
though - our default setup shouldn't hit this bug now.
commit 7782de3bd671657674e7baba854f0fd43e9f86bc
Author: Chris Wilson <ch...@chris-wilson.co.uk>
Date: Fri Jul 8 12:22:41 2011 +0100
drm/i915: Disable FBC across page-flipping
commit 9ce9d0695d15da23ffe817516ba5d0b58caf8d05
Author: Chris Wilson <ch...@chris-wilson.co.uk>
Date: Fri Jul 8 12:22:40 2011 +0100
drm/i915: Set persistent-mode for ILK/SNB framebuffer compression
** Package changed: xserver-xorg-video-intel (Ubuntu) => linux (Ubuntu)
** Changed in: linux (Ubuntu)
Importance: Undecided => Low
** Changed in: linux (Ubuntu)
Status: New => Incomplete
** Tags added: kernel-handoff-graphics
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https://bugs.launchpad.net/bugs/790015
Title:
subtle graphics corruption after resume on sandybridge laptop
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