Re: [PATCH] drm/i915: Disable atomics in L3 for gen9

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Quoting Jason Ekstrand (2020-11-09 19:52:26)
> We need to land this patch.  The number of bugs we have piling up in
> Mesa gitlab related to this is getting a lot larger than I'd like.
> I've gone back and forth with various HW and SW people internally for
> countless e-mail threads and there is no other good workaround.  Yes,
> the perf hit to atomics sucks but, fortunately, most games don't use
> them heavily enough for it to make a significant impact.  We should
> just eat the perf hit and fix the hangs.

Drat, I thought you had found an alternative fix in the
bad GEN9_DISABLE_OCL_OOB_SUPPRESS_LOGIC w/a.

So be it.
-Chris
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