conn_highest_role
conn_highest_role(connection) == R_PRIMARY &&
info->res_role = conn_highest_role(first_connection(resource));
if (conn_highest_role(connection) == R_PRIMARY && conn_highest_pdsk(connection) >= D_UNKNOWN)
conn_highest_role(first_connection(resource));
conn_highest_role(first_connection(resource));
enum drbd_role conn_highest_role(struct drbd_connection *connection);