[Bug 83677] [HSW] GPU HANG: ecode 0:0x87d3bffa on ctx load

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=83677

--- Comment #130 from Hugh Greenberg <hugegreenbug at gmail.com> ---
I backported Chris Wilson's branch to 3.17.4.

Patch: 
https://drive.google.com/file/d/0B6zPD2kAJoTJNEZnczJ3YU1ickU/view?usp=sharing

Kernel debs: 
https://drive.google.com/file/d/0B6zPD2kAJoTJejNLdEFCS01lblk/view?usp=sharing
https://drive.google.com/file/d/0B6zPD2kAJoTJMXJlY3NYSVZfd2M/view?usp=sharing

I've tested these for 20+ hours and it has been working well. The only thing is
that TearFree needs to be enabled in the intel driver until there is a patch
available for that. You can enable it like this:
https://wiki.archlinux.org/index.php/Intel_graphics#Tear-free_video .

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