drm/amdgpu: sync the VM PD/PT before clearing it

Otherwise we might overwrite stuff which is still in use.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Felix Kuehling <Felix.Kuehling@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2018-02-04 19:36:52 +01:00 • committed by Alex Deucher
commit 29e8357b4c