Size-based rotation

[lttng-tools.git] / src / bin / lttng-sessiond / notification-thread.h

diff --git a/src/bin/lttng-sessiond/notification-thread.h b/src/bin/lttng-sessiond/notification-thread.h
index 011ffbfaed7b71f5287e11787b4ab0014f108201..2169b2efb69968b2e82ff83434abf45ec904050b 100644 (file)
--- a/src/bin/lttng-sessiond/notification-thread.h
+++ b/src/bin/lttng-sessiond/notification-thread.h
@@ -26,6 +26,7 @@
 #include <common/compat/poll.h>
 #include <common/hashtable/hashtable.h>
 #include <pthread.h>
+#include <semaphore.h>
 
 struct notification_thread_handle {
        /*
@@ -47,6 +48,10 @@ struct notification_thread_handle {
                int ust64_consumer;
                int kernel_consumer;
        } channel_monitoring_pipes;
+       /*
+        * To inform the rotation thread we are ready.
+        */
+       sem_t *notification_thread_ready;
 };
 
 /**
@@ -185,7 +190,8 @@ struct notification_thread_state {
 struct notification_thread_handle *notification_thread_handle_create(
                struct lttng_pipe *ust32_channel_monitor_pipe,
                struct lttng_pipe *ust64_channel_monitor_pipe,
-               struct lttng_pipe *kernel_channel_monitor_pipe);
+               struct lttng_pipe *kernel_channel_monitor_pipe,
+               sem_t *notification_thread_ready);
 void notification_thread_handle_destroy(
                struct notification_thread_handle *handle);