drm/amdgpu: add amdgpu_evict_vram debugfs file

Torture test for MM and VM support, can be used to evict all VRAM while
the system is under load.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Christian König 2017-12-06 16:24:49 +01:00 • committed by Alex Deucher
commit 79588d21ad