tracepoint: Add __rcu annotation

Add __rcu annotation to :
	(struct tracepoint)->funcs

Acked-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Signed-off-by: Lai Jiangshan <laijs@cn.fujitsu.com>
LKML-Reference: <4D22D4F1.50505@cn.fujitsu.com>
Signed-off-by: Steven Rostedt <rostedt@goodmis.org>

diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 899103c..c681461 100644 (file)
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -32,7 +32,7 @@ struct tracepoint {
        int state;                      /* State. */
        void (*regfunc)(void);
        void (*unregfunc)(void);
-       struct tracepoint_func *funcs;
+       struct tracepoint_func __rcu *funcs;
 } __attribute__((aligned(32)));                /*
                                         * Aligned on 32 bytes because it is
                                         * globally visible and gcc happily