drm_mm_for_each_node_safe
drm_mm_for_each_node_safe(hole, next, mm) {
drm_mm_for_each_node_safe(node, next, &mm) {
drm_mm_for_each_node_safe(node, next, &vc4->hvs->dlist_mm)
drm_mm_for_each_node_safe(node, next, &vc4->hvs->lbm_mm)
drm_mm_for_each_node_safe(node, tmpn, &ggtt->mm)
drm_mm_for_each_node_safe(node, tmpn, &ggtt->mm) {