#define rds_conn_error(conn, fmt...) \
__rds_conn_error(conn, KERN_WARNING "RDS: " fmt)
+__printf(2, 3)
void __rds_conn_path_error(struct rds_conn_path *cp, const char *, ...);
#define rds_conn_path_error(cp, fmt...) \
__rds_conn_path_error(cp, KERN_WARNING "RDS: " fmt)