ASSERT (interval);
pool_get (tw->timers, t);
- memset (t, 0xff, sizeof (*t));
+ clib_memset (t, 0xff, sizeof (*t));
t->user_handle = TW (make_internal_timer_handle) (user_id, timer_id);
pool_put_index (tw->timers, handle);
}
+int TW (tw_timer_handle_is_free) (TWT (tw_timer_wheel) * tw, u32 handle)
+{
+ return pool_is_free_index (tw->timers, handle);
+}
+
/**
* @brief Update a tw timer
* @param tw_timer_wheel_t * tw timer wheel object pointer
int ring, slot;
tw_timer_wheel_slot_t *ts;
TWT (tw_timer) * t;
- memset (tw, 0, sizeof (*tw));
+ clib_memset (tw, 0, sizeof (*tw));
tw->expired_timer_callback = expired_timer_callback;
tw->max_expirations = max_expirations;
if (timer_interval_in_seconds == 0.0)
}
tw->timer_interval = timer_interval_in_seconds;
tw->ticks_per_second = 1.0 / timer_interval_in_seconds;
- tw->first_expires_tick = ~0ULL;
vec_validate (tw->expired_timer_handles, 0);
_vec_len (tw->expired_timer_handles) = 0;
{
ts = &tw->w[ring][slot];
pool_get (tw->timers, t);
- memset (t, 0xff, sizeof (*t));
+ clib_memset (t, 0xff, sizeof (*t));
t->next = t->prev = t - tw->timers;
ts->head_index = t - tw->timers;
}
#if TW_OVERFLOW_VECTOR > 0
ts = &tw->overflow;
pool_get (tw->timers, t);
- memset (t, 0xff, sizeof (*t));
+ clib_memset (t, 0xff, sizeof (*t));
t->next = t->prev = t - tw->timers;
ts->head_index = t - tw->timers;
#endif
}
}
-#if TW_OVERFLOW_VECVOR > 0
+#if TW_OVERFLOW_VECTOR > 0
ts = &tw->overflow;
head = pool_elt_at_index (tw->timers, ts->head_index);
next_index = head->next;
pool_put (tw->timers, head);
#endif
- memset (tw, 0, sizeof (*tw));
+ clib_memset (tw, 0, sizeof (*tw));
}
/**
u32 slow_wheel_index __attribute__ ((unused));
u32 glacier_wheel_index __attribute__ ((unused));
- /* Shouldn't happen */
+ /* Called too soon to process new timer expirations? */
if (PREDICT_FALSE (now < tw->next_run_time))
return callback_vector_arg;
/* Remember when we ran, compute next runtime */
tw->next_run_time = (now + tw->timer_interval);
+ /* First call, or time jumped backwards? */
+ if (PREDICT_FALSE
+ ((tw->last_run_time == 0.0) || (now <= tw->last_run_time)))
+ {
+ tw->last_run_time = now;
+ return callback_vector_arg;
+ }
+
if (callback_vector_arg == 0)
{
_vec_len (tw->expired_timer_handles) = 0;
u32 first_expiring_index, fast_ring_index;
i32 delta;
+#if TW_TIMER_WHEELS > 1
+ fast_ring_index = tw->current_index[TW_TIMER_RING_FAST];
+ if (fast_ring_index == TW_SLOTS_PER_RING)
+ return 1;
+
+ first_expiring_index = clib_bitmap_next_set (tw->fast_slot_bitmap,
+ fast_ring_index);
+ if (first_expiring_index == ~0)
+ first_expiring_index = TW_SLOTS_PER_RING;
+
+#else
+
if (clib_bitmap_is_zero (tw->fast_slot_bitmap))
return TW_SLOTS_PER_RING;
fast_ring_index);
if (first_expiring_index == ~0 && fast_ring_index != 0)
first_expiring_index = clib_bitmap_first_set (tw->fast_slot_bitmap);
+#endif
ASSERT (first_expiring_index != ~0);