Support flight recorder mode for a session

[lttng-tools.git] / src / bin / lttng-sessiond / trace-ust.h

diff --git a/src/bin/lttng-sessiond/trace-ust.h b/src/bin/lttng-sessiond/trace-ust.h
index b21d8c2a712bad7e2622b033e2761651905d2182..03f37abaa6900723422fca8762bf5ea893d020a7 100644 (file)
--- a/src/bin/lttng-sessiond/trace-ust.h
+++ b/src/bin/lttng-sessiond/trace-ust.h
@@ -105,6 +105,8 @@ struct ltt_ust_session {
        uint64_t next_channel_id;
        /* Once this value reaches UINT32_MAX, no more id can be allocated. */
        uint64_t used_channel_id;
+       /* Tell or not if the session has to output the traces. */
+       unsigned int output_traces;
 };
 
 /*
@@ -160,6 +162,8 @@ struct ltt_ust_event *trace_ust_create_event(struct lttng_event *ev,
 struct ltt_ust_metadata *trace_ust_create_metadata(char *path);
 struct ltt_ust_context *trace_ust_create_context(
                struct lttng_event_context *ctx);
+void trace_ust_delete_channel(struct lttng_ht *ht,
+               struct ltt_ust_channel *channel);
 
 /*
  * Destroy functions free() the data structure and remove from linked list if
@@ -241,6 +245,12 @@ static inline struct ltt_ust_event *trace_ust_find_event(struct lttng_ht *ht,
 {
        return NULL;
 }
+static inline
+void trace_ust_delete_channel(struct lttng_ht *ht,
+               struct ltt_ust_channel *channel)
+{
+       return;
+}
 
 #endif /* HAVE_LIBLTTNG_UST_CTL */