From: Christian König christian.koenig@amd.com
Signed-off-by: Christian König christian.koenig@amd.com Reviewed-by: Jammy Zhou Jammy.Zhou@amd.com Reviewed-by: Monk Liu monk.liu@amd.com --- drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c | 3 +++ 1 file changed, 3 insertions(+)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c index b3a17a9..b1969f2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_mn.c @@ -142,6 +142,9 @@ static void amdgpu_mn_invalidate_range_start(struct mmu_notifier *mn,
list_for_each_entry(bo, &node->bos, mn_list) {
+ if (!bo->tbo.ttm || bo->tbo.ttm->state != tt_bound) + continue; + r = amdgpu_bo_reserve(bo, true); if (r) { DRM_ERROR("(%ld) failed to reserve user bo\n", r);