[Bug 75502] [SNB, IVB libva+rc6] Page flips hang indefinitely, apparently waiting for mmio writes that never happen

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=75502

Simon Farnsworth <simon at farnz.org.uk> changed:

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--- Comment #38 from Simon Farnsworth <simon at farnz.org.uk> ---
Created attachment 98614
  --> https://bugs.freedesktop.org/attachment.cgi?id=98614&action=edit
Error state just before a hang

And we've managed to extract the error state. Shortly after this, the system
hangs completely.

We have all the patches from this bug in place.

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