This bug was fixed in the package mesa - 10.1.3-0ubuntu1
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mesa (10.1.3-0ubuntu1) utopic; urgency=medium
[ Maarten Lankhorst ]
* Merge from unreleased debian-unstable.
[ Timo Aaltonen ]
* fix-gpu-hangs-on-bdw.diff: Upstream commit to fix various GPU hangs
on Broadwell. (LP: #1318589)
-- Maarten Lankhorst <[email protected]> Mon, 12 May 2014
09:51:08 +0000
** Changed in: mesa (Ubuntu)
Status: New => Fix Released
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https://bugs.launchpad.net/bugs/1318589
Title:
[BDW] fix various GPU hang issues
Status in “mesa” package in Ubuntu:
Fix Released
Bug description:
Backport an upstream commit that fixes various GPU hang bugs on
Broadwell.
commit 9584959123b0453cf5313722357e3abb9f736aa7
Author: Kenneth Graunke <[email protected]>
Date: Thu May 8 16:44:37 2014 -0700
i965: Fix GPU hangs on Broadwell in shaders with some control flow.
According to the documentation, we need to set the source 0 register
type to IMM for flow control instructions that have both JIP and UIP.
Fixes GPU hangs in approximately 10 Piglit tests, 5 es3conform tests,
Unigine Crypt, a WebGL raytracer demo, and several Steam titles.
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