extern long __must_check io_u_sync_complete(struct thread_data *, struct io_u *);
extern long __must_check io_u_queued_complete(struct thread_data *, int);
extern void io_u_queued(struct thread_data *, struct io_u *);
+extern void io_u_log_error(struct thread_data *, struct io_u *);
extern void io_u_init_timeout(void);
extern void io_u_set_timeout(struct thread_data *);