APPLIED: [PATCH 0/2][Lucid SRU] Fix i915 BUG due to unreferenced object
tim.gardner at canonical.com
Tue Sep 13 14:00:25 UTC 2011
On 09/13/2011 07:46 AM, Seth Forshee wrote:
> BugLink: http://bugs.launchpad.net/bugs/843904
> SRU Justification
> Impact: The i915 driver is not holding references to DRM objects during
> eviction. Thus an object could be freed while i915 is still referencing
> it, which results in a kernel BUG and an xserver freeze.
> Fix: Backport of upstream fix to hold references to objects during
> eviction and a related fix to object cleanup in the error paths.
> Test case: Verified on LP #843904.
> Note that the substantive portions of the second patch were already
> applied in an earlier backport. The remaining changes are fairly trivial
> and aren't strictly necessary for this bug, but I've included them here
> to bring the code more in line with upstream.
Tim Gardner tim.gardner at canonical.com
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