1 files changed, 5 insertions, 0 deletions

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index e48ed1d7876d..9f15c0064c50 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -824,10 +824,15 @@ enum ftrace_dump_mode;
 
 extern enum ftrace_dump_mode ftrace_dump_on_oops;
 
+extern void disable_trace_on_warning(void);
+extern int __disable_trace_on_warning;
+
 #ifdef CONFIG_PREEMPT
 #define INIT_TRACE_RECURSION            .trace_recursion = 0,
 #endif
 
+#else /* CONFIG_TRACING */
+static inline void  disable_trace_on_warning(void) { }
 #endif /* CONFIG_TRACING */
 
 #ifndef INIT_TRACE_RECURSION