ftrace: timestamp syncing, prepare

rename and uninline now() to ftrace_now().

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

1 files changed, 1 insertions, 4 deletions

diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index b0408356f0e0..30cad677e9d0 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -171,10 +171,7 @@ void update_max_tr(struct trace_array *tr, struct task_struct *tsk, int cpu);
 void update_max_tr_single(struct trace_array *tr,
                           struct task_struct *tsk, int cpu);
 
-static inline notrace cycle_t now(int cpu)
-{
-        return cpu_clock(cpu);
-}
+extern notrace cycle_t ftrace_now(int cpu);
 
 #ifdef CONFIG_SCHED_TRACER
 extern void notrace