Add metadata channel, basic test passes

[lttng-modules.git] / instrumentation / events / lttng-module / lttng.h

diff --git a/instrumentation/events/lttng-module/lttng.h b/instrumentation/events/lttng-module/lttng.h
new file mode 100644 (file)
index 0000000..690b5df
--- /dev/null
+++ b/instrumentation/events/lttng-module/lttng.h
@@ -0,0 +1,29 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM lttng
+
+#if !defined(_TRACE_LTTNG_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_LTTNG_H
+
+#include <linux/tracepoint.h>
+
+TRACE_EVENT(lttng_metadata,
+
+       TP_PROTO(const char *str),
+
+       TP_ARGS(str),
+
+       TP_STRUCT__entry(
+               __string(       string,         str     )
+       ),
+
+       TP_fast_assign(
+               tp_strcpy(string, str)
+       ),
+
+       TP_printk("")
+)
+
+#endif /*  _TRACE_LTTNG_H */
+
+/* This part must be outside protection */
+#include "define_trace.h"