[Intel-gfx] [PATCH 00/24] drm/i915: Correct the locking hierarchy in gem.

[Chris Wilson]

Quoting Maarten Lankhorst (2020-08-10 11:30:39)
> First start with a few reverts, to get to a good starting base for this
> series:
> - Async gpu relocations are not the way to go, for new platforms we will
>   disable gpu relocations altogether.
> - We also need the relocation slowpath (EFAULT handling) back.
> - The eb_vma no longer needs to be refcounted, with the next
>   patch that removes all vma's at a single place only.
> 
> Some igt tests will be broken, because they rely on certain behavior of
> relocations, mostly that they are taken without any ww locks, or the tests
> wiil fail.

This is patently false.
-Chris