1 files changed, 7 insertions, 2 deletions

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index f7b47c336703..43360c1d8f70 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -137,8 +137,13 @@ struct ftrace_event_call {
 
 #define FTRACE_MAX_PROFILE_SIZE 2048
 
-extern char                     *trace_profile_buf;
-extern char                     *trace_profile_buf_nmi;
+struct perf_trace_buf {
+        char    buf[FTRACE_MAX_PROFILE_SIZE];
+        int     recursion;
+};
+
+extern struct perf_trace_buf    *perf_trace_buf;
+extern struct perf_trace_buf    *perf_trace_buf_nmi;
 
 #define MAX_FILTER_PRED         32
 #define MAX_FILTER_STR_VAL      256     /* Should handle KSYM_SYMBOL_LEN */