cfs_time_t stt_prev_slot;
struct list_head stt_hash[STTIMER_NSLOTS];
int stt_shuttingdown;
-#ifdef __KERNEL__
wait_queue_head_t stt_waitq;
int stt_nthreads;
-#endif
} stt_data;
void
spin_lock(&stt_data.stt_lock);
-#ifdef __KERNEL__
LASSERT(stt_data.stt_nthreads > 0);
-#endif
LASSERT(!stt_data.stt_shuttingdown);
LASSERT(timer->stt_func != NULL);
LASSERT(list_empty(&timer->stt_list));
spin_lock(&stt_data.stt_lock);
-#ifdef __KERNEL__
LASSERT(stt_data.stt_nthreads > 0);
-#endif
LASSERT(!stt_data.stt_shuttingdown);
if (!list_empty(&timer->stt_list)) {
return expired;
}
-#ifdef __KERNEL__
static int
stt_timer_main (void *arg)
return 0;
}
-#else /* !__KERNEL__ */
-
-int
-stt_check_events (void)
-{
- return stt_check_timers(&stt_data.stt_prev_slot);
-}
-
-int
-stt_poll_interval (void)
-{
- return STTIMER_SLOTTIME;
-}
-
-#endif
int
stt_startup (void)
for (i = 0; i < STTIMER_NSLOTS; i++)
INIT_LIST_HEAD(&stt_data.stt_hash[i]);
-#ifdef __KERNEL__
stt_data.stt_nthreads = 0;
init_waitqueue_head(&stt_data.stt_waitq);
rc = stt_start_timer_thread();
if (rc != 0)
CERROR ("Can't spawn timer thread: %d\n", rc);
-#endif
return rc;
}
stt_data.stt_shuttingdown = 1;
-#ifdef __KERNEL__
wake_up(&stt_data.stt_waitq);
lst_wait_until(stt_data.stt_nthreads == 0, stt_data.stt_lock,
"waiting for %d threads to terminate\n",
stt_data.stt_nthreads);
-#endif
spin_unlock(&stt_data.stt_lock);
}