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Commit da7b3eab authored Nov 14, 2008 by Mathieu Desnoyers Committed by Ingo Molnar Nov 16, 2008

tracepoints: use rcu_*_sched_notrace



Make sure tracepoints can be called within ftrace callbacks.

Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

parent de0baf9a

include/linux/tracepoint.h

+2 −2

Original line number	Diff line number	Diff line
		@@ -40,14 +40,14 @@ struct tracepoint {
		do { \
		void **it_func; \
		\
		rcu_read_lock_sched(); \
		rcu_read_lock_sched_notrace(); \
		it_func = rcu_dereference((tp)->funcs); \
		if (it_func) { \
		do { \
		((void()(proto))(it_func))(args); \
		} while (*(++it_func)); \
		} \
		rcu_read_unlock_sched(); \
		rcu_read_unlock_sched_notrace(); \
		} while (0)

		/*