commit 60a11774b38fef1ab90b18c5353bd1c7c4d311c8
author Steven Rostedt <srostedt@redhat.com> Mon May 12 21:20:44 2008 +0200
committer Thomas Gleixner <tglx@linutronix.de> Fri May 23 20:40:36 2008 +0200
tree e2a6fd066b0dba6dcd776d07383e2932055cf66a
parent e1c08bdd9fa73e44096e5a82c0d5928b04ab02c8

ftrace: add self-tests

Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>

kernel/trace/trace.h

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 83e257e..88edbf1 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -99,6 +99,10 @@
 	void			(*start)(struct trace_iterator *iter);
 	void			(*stop)(struct trace_iterator *iter);
 	void			(*ctrl_update)(struct trace_array *tr);
+#ifdef CONFIG_FTRACE_STARTUP_TEST
+	int			(*selftest)(struct tracer *trace,
+					    struct trace_array *tr);
+#endif
 	struct tracer		*next;
 	int			print_max;
 };
@@ -185,4 +189,31 @@
 extern unsigned long ftrace_update_tot_cnt;
 #endif
 
+#ifdef CONFIG_FTRACE_STARTUP_TEST
+#ifdef CONFIG_FTRACE
+extern int trace_selftest_startup_function(struct tracer *trace,
+					   struct trace_array *tr);
+#endif
+#ifdef CONFIG_IRQSOFF_TRACER
+extern int trace_selftest_startup_irqsoff(struct tracer *trace,
+					  struct trace_array *tr);
+#endif
+#ifdef CONFIG_PREEMPT_TRACER
+extern int trace_selftest_startup_preemptoff(struct tracer *trace,
+					     struct trace_array *tr);
+#endif
+#if defined(CONFIG_IRQSOFF_TRACER) && defined(CONFIG_PREEMPT_TRACER)
+extern int trace_selftest_startup_preemptirqsoff(struct tracer *trace,
+						 struct trace_array *tr);
+#endif
+#ifdef CONFIG_SCHED_TRACER
+extern int trace_selftest_startup_wakeup(struct tracer *trace,
+					 struct trace_array *tr);
+#endif
+#ifdef CONFIG_CONTEXT_SWITCH_TRACER
+extern int trace_selftest_startup_sched_switch(struct tracer *trace,
+					       struct trace_array *tr);
+#endif
+#endif /* CONFIG_FTRACE_STARTUP_TEST */
+
 #endif /* _LINUX_KERNEL_TRACE_H */