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-rw-r--r--include/linux/tracepoint.h4
-rw-r--r--include/trace/ftrace.h12
2 files changed, 16 insertions, 0 deletions
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index a4a90b6726ce..5a6074fcd81d 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -234,6 +234,8 @@ do_trace: \
PARAMS(void *__data, proto), \
PARAMS(__data, args))
+#define TRACE_EVENT_FLAGS(event, flag)
+
#endif /* DECLARE_TRACE */
#ifndef TRACE_EVENT
@@ -354,4 +356,6 @@ do_trace: \
assign, print, reg, unreg) \
DECLARE_TRACE(name, PARAMS(proto), PARAMS(args))
+#define TRACE_EVENT_FLAGS(event, flag)
+
#endif /* ifdef TRACE_EVENT (see note above) */
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index a9377c0083ad..6f540123d43e 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -82,6 +82,15 @@
TRACE_EVENT(name, PARAMS(proto), PARAMS(args), \
PARAMS(tstruct), PARAMS(assign), PARAMS(print)) \
+#undef TRACE_EVENT_FLAGS
+#define TRACE_EVENT_FLAGS(name, value) \
+ static int __init trace_init_flags_##name(void) \
+ { \
+ event_##name.flags = value; \
+ return 0; \
+ } \
+ early_initcall(trace_init_flags_##name);
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
@@ -129,6 +138,9 @@
#define DEFINE_EVENT_PRINT(template, name, proto, args, print) \
DEFINE_EVENT(template, name, PARAMS(proto), PARAMS(args))
+#undef TRACE_EVENT_FLAGS
+#define TRACE_EVENT_FLAGS(event, flag)
+
#include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
/*

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