1 files changed, 6 insertions, 0 deletions

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index bc103d7b1ca8..4ec5e67e18cf 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -4,6 +4,7 @@
 #include <linux/ring_buffer.h>
 #include <linux/trace_seq.h>
 #include <linux/percpu.h>
+#include <linux/hardirq.h>
 
 struct trace_array;
 struct tracer;
@@ -134,6 +135,11 @@ struct ftrace_event_call {
         void                    (*profile_disable)(void);
 };
 
+#define FTRACE_MAX_PROFILE_SIZE 2048
+
+extern char                     *trace_profile_buf;
+extern char                     *trace_profile_buf_nmi;
+
 #define MAX_FILTER_PRED         32
 #define MAX_FILTER_STR_VAL      256     /* Should handle KSYM_SYMBOL_LEN */