drm/amdgpu: Make amdgpu_bo_reserve use uninterruptible waits for cleanup

Some of these paths probably cannot be interrupted by a signal anyway.
Those that can would fail to clean up things if they actually got
interrupted.

Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Michel Dänzer <michel.daenzer@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
index 24ca251..7bb1bf7 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ttm.c
@@ -1198,7 +1198,7 @@ void amdgpu_ttm_fini(struct amdgpu_device *adev)
 		return;
 	amdgpu_ttm_debugfs_fini(adev);
 	if (adev->stollen_vga_memory) {
-		r = amdgpu_bo_reserve(adev->stollen_vga_memory, false);
+		r = amdgpu_bo_reserve(adev->stollen_vga_memory, true);
 		if (r == 0) {
 			amdgpu_bo_unpin(adev->stollen_vga_memory);
 			amdgpu_bo_unreserve(adev->stollen_vga_memory);