sparse_early_nid  311 mm/sparse.c    	usemap_nid = sparse_early_nid(__nr_to_section(usemap_snr));
sparse_early_nid  345 mm/sparse.c    	int nid = sparse_early_nid(ms);
sparse_early_nid  383 mm/sparse.c    	int nid = sparse_early_nid(ms);