Re: [PATCH 4/4] drm/i915: Flush stale cachelines on set-cache-level

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Quoting Chris Wilson (2019-07-18 17:54:07)
> Ensure that we flush any cache dirt out to main memory before the user
> changes the cache-level as they may elect to bypass the cache (even after
> declaring their access cache-coherent) via use of unprivileged MOCS.
> 
> Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
> Cc: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>
> Cc: stable@xxxxxxxxxxxxxxx

Reviewed-by: Joonas Lahtinen <joonas.lahtinen@xxxxxxxxxxxxxxx>

Regards, Joonas
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