Revert "drm/amdgpu: use HMM callback to replace mmu notifier"

This reverts commit 57731a0779.

This depends on an HMM fix which is not upstream yet.

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
This commit is contained in:
Alex Deucher 2019-03-28 10:16:12 -05:00
commit 296bb163e2
4 changed files with 98 additions and 72 deletions