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-rw-r--r--src/vppinfra/tw_timer_template.c8
-rw-r--r--src/vppinfra/tw_timer_template.h5
2 files changed, 10 insertions, 3 deletions
diff --git a/src/vppinfra/tw_timer_template.c b/src/vppinfra/tw_timer_template.c
index 139d27ca..436dd4e1 100644
--- a/src/vppinfra/tw_timer_template.c
+++ b/src/vppinfra/tw_timer_template.c
@@ -170,13 +170,14 @@ void TW (tw_timer_stop) (TWT (tw_timer_wheel) * tw, u32 handle)
void
TW (tw_timer_wheel_init) (TWT (tw_timer_wheel) * tw,
void *expired_timer_callback,
- f64 timer_interval_in_seconds)
+ f64 timer_interval_in_seconds, u32 max_expirations)
{
int ring, slot;
tw_timer_wheel_slot_t *ts;
TWT (tw_timer) * t;
memset (tw, 0, sizeof (*tw));
tw->expired_timer_callback = expired_timer_callback;
+ tw->max_expirations = max_expirations;
if (timer_interval_in_seconds == 0.0)
{
clib_warning ("timer interval is zero");
@@ -258,7 +259,6 @@ u32 TW (tw_timer_expire_timers) (TWT (tw_timer_wheel) * tw, f64 now)
/* Remember when we ran, compute next runtime */
tw->next_run_time = (now + tw->timer_interval);
- tw->last_run_time = now;
total_nexpirations = 0;
for (i = 0; i < nticks; i++)
@@ -332,8 +332,12 @@ u32 TW (tw_timer_expire_timers) (TWT (tw_timer_wheel) * tw, f64 now)
}
tw->current_index[TW_TIMER_RING_FAST]++;
tw->current_tick++;
+
+ if (total_nexpirations >= tw->max_expirations)
+ break;
}
+ tw->last_run_time += i * tw->ticks_per_second;
return total_nexpirations;
}
diff --git a/src/vppinfra/tw_timer_template.h b/src/vppinfra/tw_timer_template.h
index 2e41bcac..6b61e424 100644
--- a/src/vppinfra/tw_timer_template.h
+++ b/src/vppinfra/tw_timer_template.h
@@ -175,6 +175,9 @@ typedef struct
/** vector of expired timers */
u32 *expired_timer_handles;
+
+ /** maximum expirations */
+ u32 max_expirations;
} TWT (tw_timer_wheel);
u32 TW (tw_timer_start) (TWT (tw_timer_wheel) * tw,
@@ -184,7 +187,7 @@ void TW (tw_timer_stop) (TWT (tw_timer_wheel) * tw, u32 handle);
void TW (tw_timer_wheel_init) (TWT (tw_timer_wheel) * tw,
void *expired_timer_callback,
- f64 timer_interval);
+ f64 timer_interval, u32 max_expirations);
void TW (tw_timer_wheel_free) (TWT (tw_timer_wheel) * tw);