Fix message argument type

[lttng-tools.git] / ltt-sessiond / kernel-ctl.h

diff --git a/ltt-sessiond/kernel-ctl.h b/ltt-sessiond/kernel-ctl.h
index 4eb8f4e2d0e797a63333771435682c9b13d0da55..3b18fe8e0eaba71160739dbd2737e92907cd09cb 100644 (file)
--- a/ltt-sessiond/kernel-ctl.h
+++ b/ltt-sessiond/kernel-ctl.h
@@ -19,8 +19,16 @@
 #ifndef _LTT_KERNEL_CTL_H
 #define _LTT_KERNEL_CTL_H
 
-#include "trace.h"
 #include "session.h"
+#include "trace.h"
+
+/*
+ * Default size for the event list when kernel_list_events is called. This size
+ * value is based on the initial LTTng 2.0 version set of tracepoints. This is
+ * NOT an upper bound because if the real event list size is bigger, dynamic
+ * reallocation is performed.
+ */
+#define KERNEL_EVENT_LIST_SIZE 2000
 
 int kernel_create_session(struct ltt_session *session, int tracer_fd);
 int kernel_create_channel(struct ltt_kernel_session *session);
@@ -30,6 +38,6 @@ int kernel_create_metadata_stream(struct ltt_kernel_session *session);
 int kernel_create_channel_stream(struct ltt_kernel_channel *channel);
 int kernel_start_session(struct ltt_kernel_session *session);
 int kernel_stop_session(struct ltt_kernel_session *session);
-pid_t kernel_start_consumer(void);
+ssize_t kernel_list_events(int tracer_fd, char **event_list);
 
 #endif /* _LTT_KERNEL_CTL_H */