HMAP_FOR_EACH (node, hmap_node, &b->rows) {
if (!ovsdb_row_hash_contains__(a, node->row, node->hmap_node.hash)) {
return false;
HMAP_FOR_EACH (node, hmap_node, &b->rows) {
if (!ovsdb_row_hash_contains__(a, node->row, node->hmap_node.hash)) {
return false;