1 files changed, 5 insertions, 1 deletions

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 366098d591de..3121b95443d9 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -49,6 +49,7 @@ enum {
         FTRACE_FL_ENABLED       = (1 << 3),
         FTRACE_FL_NOTRACE       = (1 << 4),
         FTRACE_FL_CONVERTED     = (1 << 5),
+        FTRACE_FL_FROZEN        = (1 << 6),
 };
 
 struct dyn_ftrace {
@@ -73,15 +74,18 @@ extern void ftrace_caller(void);
 extern void ftrace_call(void);
 extern void mcount_call(void);
 
+extern int skip_trace(unsigned long ip);
+
 void ftrace_disable_daemon(void);
 void ftrace_enable_daemon(void);
 
 #else
+# define skip_trace(ip)                         ({ 0; })
 # define ftrace_force_update()                  ({ 0; })
 # define ftrace_set_filter(buf, len, reset)     do { } while (0)
 # define ftrace_disable_daemon()                do { } while (0)
 # define ftrace_enable_daemon()                 do { } while (0)
-#endif
+#endif /* CONFIG_DYNAMIC_FTRACE */
 
 /* totally disable ftrace - can not re-enable after this */
 void ftrace_kill(void);