Implement consumer ring buffer position sampling
[lttng-tools.git] / src / common / consumer / consumer-timer.h
index 22e74574ce5622d7ec7e242b83865fa766b1f639..851a172aa13bfa4608138c951907c13c6f971549 100644 (file)
@@ -27,6 +27,7 @@
 #define LTTNG_CONSUMER_SIG_SWITCH      SIGRTMIN + 10
 #define LTTNG_CONSUMER_SIG_TEARDOWN    SIGRTMIN + 11
 #define LTTNG_CONSUMER_SIG_LIVE                SIGRTMIN + 12
+#define LTTNG_CONSUMER_SIG_MONITOR     SIGRTMIN + 13
 
 #define CLOCKID CLOCK_MONOTONIC
 
@@ -44,15 +45,21 @@ struct timer_signal_data {
 };
 
 void consumer_timer_switch_start(struct lttng_consumer_channel *channel,
-               unsigned int switch_timer_interval);
+               unsigned int switch_timer_interval_us);
 void consumer_timer_switch_stop(struct lttng_consumer_channel *channel);
 void consumer_timer_live_start(struct lttng_consumer_channel *channel,
-               int live_timer_interval);
+               unsigned int live_timer_interval_us);
 void consumer_timer_live_stop(struct lttng_consumer_channel *channel);
+int consumer_timer_monitor_start(struct lttng_consumer_channel *channel,
+               unsigned int monitor_timer_interval_us);
+int consumer_timer_monitor_stop(struct lttng_consumer_channel *channel);
 void *consumer_timer_thread(void *data);
 int consumer_signal_init(void);
 
 int consumer_flush_kernel_index(struct lttng_consumer_stream *stream);
 int consumer_flush_ust_index(struct lttng_consumer_stream *stream);
 
+int consumer_timer_thread_get_channel_monitor_pipe(void);
+int consumer_timer_thread_set_channel_monitor_pipe(int fd);
+
 #endif /* CONSUMER_TIMER_H */
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