amdgpu_vm_bo_update
r = amdgpu_vm_bo_update(adev, fpriv->prt_va, false);
r = amdgpu_vm_bo_update(adev, bo_va, false);
r = amdgpu_vm_bo_update(adev, bo_va, false);
r = amdgpu_vm_bo_update(adev, bo_va, false);
r = amdgpu_vm_bo_update(adev, bo_va, false);
r = amdgpu_vm_bo_update(adev, bo_va, clear);
int amdgpu_vm_bo_update(struct amdgpu_device *adev,