return t;
}
+/*
+ * busy loop for a fixed amount of cycles
+ */
+void cycles_spin(unsigned int n)
+{
+ unsigned long i;
+
+ for (i=0; i < n; i++)
+ nop;
+}
+
uint64_t usec_sleep(struct thread_data *td, unsigned long usec)
{
struct timespec req;
fio_gettime(&genesis, NULL);
}
-void set_epoch_time(struct thread_data *td, int log_unix_epoch)
+void set_epoch_time(struct thread_data *td, clockid_t log_alternate_epoch_clock_id, clockid_t job_start_clock_id)
{
+ struct timespec ts;
fio_gettime(&td->epoch, NULL);
- if (log_unix_epoch) {
- struct timeval tv;
- gettimeofday(&tv, NULL);
- td->unix_epoch = (unsigned long long)(tv.tv_sec) * 1000 +
- (unsigned long long)(tv.tv_usec) / 1000;
+ clock_gettime(log_alternate_epoch_clock_id, &ts);
+ td->alternate_epoch = (unsigned long long)(ts.tv_sec) * 1000 +
+ (unsigned long long)(ts.tv_nsec) / 1000000;
+ if (job_start_clock_id == log_alternate_epoch_clock_id)
+ {
+ td->job_start = td->alternate_epoch;
+ }
+ else
+ {
+ clock_gettime(job_start_clock_id, &ts);
+ td->job_start = (unsigned long long)(ts.tv_sec) * 1000 +
+ (unsigned long long)(ts.tv_nsec) / 1000000;
}
}