[Bug 85684] [BYT/BSW]igt/drv_hangman/kms_flip/gem_reset_stats sporadically causes *ERROR* Timed out: waiting for Render to ack

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=85684

--- Comment #6 from lu hua <huax.lu at intel.com> ---
(In reply to lu hua from comment #5)
> # cat /sys/module/i915/parameters/enable_ppgtt
> 0
> 
> Add i915_enable.ppgtt=1, it still happens.
> 

i915.enable_ppgtt=1

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