amdgpu_ttm_tt_get_usermm
usermm = amdgpu_ttm_tt_get_usermm(bo->tbo.ttm);
usermm = amdgpu_ttm_tt_get_usermm(bo->tbo.ttm);
if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm)) {
mm = amdgpu_ttm_tt_get_usermm(abo->tbo.ttm);
if (amdgpu_ttm_tt_get_usermm(robj->tbo.ttm) ||
if (amdgpu_ttm_tt_get_usermm(robj->tbo.ttm)) {
if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm))
if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm) ||
if (amdgpu_ttm_tt_get_usermm(bo->tbo.ttm) ||
if (amdgpu_ttm_tt_get_usermm(bo->ttm))
struct mm_struct *amdgpu_ttm_tt_get_usermm(struct ttm_tt *ttm);