[PATCH 1/1] drm/i915: Drop user contexts on device remove

[Chris Wilson]

Quoting Janusz Krzysztofik (2020-04-24 16:01:46)
> Yes, I've already realized there is nothing to restore.  Do I
> understand correctly that there will be a problem with not revoked
> mappings if the device is still the same?

That's not really our problem, imo. If the intel-iommu is ripped away
from us so that we can't remove our mappings, I expect it to also tidy
up the unused entries from the device it tore down.
-Chris