[Bug 69723] GPU lockups with kernel 3.11.0 / 3.12-rc1 when dpm=1 on r600g (Cayman)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=69723

--- Comment #96 from Alex Deucher <agd5f at yahoo.com> ---
(In reply to comment #95)
> Second night without any problem (Video, Glamor and games were all tested).
> Now, I'll try to find what seems to be part of the solution by reverting one
> change at a time until the system begins to hang again.

It may some sort of synchronization issue between the EXA acceleration code in
ddx and the 3D acceleration code in mesa.  When you use glamor, all
acceleration uses the code in mesa.

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