Merge tag 'trace-v4.9' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux...

[cascardo/linux.git] / include / linux / ftrace.h

diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 1e2b316..b3d34d3 100644 (file)
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -797,7 +797,12 @@ struct ftrace_ret_stack {
 #ifdef CONFIG_FUNCTION_PROFILER
        unsigned long long subtime;
 #endif
+#ifdef HAVE_FUNCTION_GRAPH_FP_TEST
        unsigned long fp;
+#endif
+#ifdef HAVE_FUNCTION_GRAPH_RET_ADDR_PTR
+       unsigned long *retp;
+#endif
 };
 
 /*
@@ -809,7 +814,10 @@ extern void return_to_handler(void);
 
 extern int
 ftrace_push_return_trace(unsigned long ret, unsigned long func, int *depth,
-                        unsigned long frame_pointer);
+                        unsigned long frame_pointer, unsigned long *retp);
+
+unsigned long ftrace_graph_ret_addr(struct task_struct *task, int *idx,
+                                   unsigned long ret, unsigned long *retp);
 
 /*
  * Sometimes we don't want to trace a function with the function
@@ -872,6 +880,13 @@ static inline int task_curr_ret_stack(struct task_struct *tsk)
        return -1;
 }
 
+static inline unsigned long
+ftrace_graph_ret_addr(struct task_struct *task, int *idx, unsigned long ret,
+                     unsigned long *retp)
+{
+       return ret;
+}
+
 static inline void pause_graph_tracing(void) { }
 static inline void unpause_graph_tracing(void) { }
 #endif /* CONFIG_FUNCTION_GRAPH_TRACER */