1 files changed, 4 insertions, 4 deletions

diff --git a/kernel/trace/trace_functions_graph.c b/kernel/trace/trace_functions_graph.c
index 74d98820497c..f0a0c982cde3 100644
--- a/kernel/trace/trace_functions_graph.c
+++ b/kernel/trace/trace_functions_graph.c
@@ -353,7 +353,7 @@ int trace_graph_entry(struct ftrace_graph_ent *trace)
         return ret;
 }
 
-int trace_graph_thresh_entry(struct ftrace_graph_ent *trace)
+static int trace_graph_thresh_entry(struct ftrace_graph_ent *trace)
 {
         if (tracing_thresh)
                 return 1;
@@ -442,7 +442,7 @@ void set_graph_array(struct trace_array *tr)
         smp_mb();
 }
 
-void trace_graph_thresh_return(struct ftrace_graph_ret *trace)
+static void trace_graph_thresh_return(struct ftrace_graph_ret *trace)
 {
         if (tracing_thresh &&
             (trace->rettime - trace->calltime < tracing_thresh))
@@ -475,7 +475,7 @@ static void graph_trace_reset(struct trace_array *tr)
         unregister_ftrace_graph();
 }
 
-int graph_trace_update_thresh(struct trace_array *tr)
+static int graph_trace_update_thresh(struct trace_array *tr)
 {
         graph_trace_reset(tr);
         return graph_trace_init(tr);
@@ -1435,7 +1435,7 @@ static void __print_graph_headers_flags(struct seq_file *s, u32 flags)
         seq_printf(s, "               |   |   |   |\n");
 }
 
-void print_graph_headers(struct seq_file *s)
+static void print_graph_headers(struct seq_file *s)
 {
         print_graph_headers_flags(s, tracer_flags.val);
 }