perf: Add ifdef to remove unused enum switch warnings

Fix for unused symbols in switch warnings.

Link: http://lkml.kernel.org/r/[email protected]
Cc: Mark Brown <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Ingo Molnar <[email protected]>
Signed-off-by: Jiri Olsa <[email protected]>
Signed-off-by: Steven Rostedt <[email protected]>

diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index dd478fc8f9f55deb1194d19894ff6ad3c040874a..5f3f3be5af09b6446026f32c0845d842c257b629 100644 (file)
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -144,12 +144,14 @@ struct event_filter;
 enum trace_reg {
        TRACE_REG_REGISTER,
        TRACE_REG_UNREGISTER,
+#ifdef CONFIG_PERF_EVENTS
        TRACE_REG_PERF_REGISTER,
        TRACE_REG_PERF_UNREGISTER,
        TRACE_REG_PERF_OPEN,
        TRACE_REG_PERF_CLOSE,
        TRACE_REG_PERF_ADD,
        TRACE_REG_PERF_DEL,
+#endif
 };
 
 struct ftrace_event_call;