unsigned int);
extern void add_bw_sample(struct thread_data *, enum fio_ddir, unsigned int,
struct timeval *);
unsigned int);
extern void add_bw_sample(struct thread_data *, enum fio_ddir, unsigned int,
struct timeval *);
extern void init_disk_util(struct thread_data *);
extern void update_rusage_stat(struct thread_data *);
extern void update_io_ticks(void);
extern void init_disk_util(struct thread_data *);
extern void update_rusage_stat(struct thread_data *);
extern void update_io_ticks(void);