1 files changed, 6 insertions, 2 deletions

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 6658a51390fe..ab1c46e70bb6 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -37,6 +37,7 @@ struct ftrace_ops {
 #ifdef CONFIG_DYNAMIC_FTRACE
         struct ftrace_hash              *notrace_hash;
         struct ftrace_hash              *filter_hash;
+        unsigned long                   flags;
 #endif
 };
 
@@ -152,10 +153,13 @@ extern void unregister_ftrace_function_probe_all(char *glob);
 extern int ftrace_text_reserved(void *start, void *end);
 
 enum {
-        FTRACE_FL_FREE          = (1 << 0),
-        FTRACE_FL_ENABLED       = (1 << 1),
+        FTRACE_FL_ENABLED       = (1 << 30),
+        FTRACE_FL_FREE          = (1 << 31),
 };
 
+#define FTRACE_FL_MASK          (0x3UL << 30)
+#define FTRACE_REF_MAX          ((1 << 30) - 1)
+
 struct dyn_ftrace {
         union {
                 unsigned long           ip; /* address of mcount call-site */