[Bug 79311] Call trace originating from i915 referencing intel_wait_for_vblank()

[bugzilla-daemon at bugzilla.kernel.org]

https://bugzilla.kernel.org/show_bug.cgi?id=79311

--- Comment #15 from Jani Nikula <jani.nikula at intel.com> ---
(In reply to Alan Bartlett from comment #13)
> With reference to this regression in the i915 driver code:
> 
> linux-3.15.10 -- Good.
> linux-3.16    -- Bad.
> linux-3.16.1  -- Bad.
> 
> Please advise as to what I can do to help identify the defective code.

Please bisect between 3.15.10 and 3.16.

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