tracing: Export trace_clock_local()

The rcutorture tests need to be able to trace the time of the
beginning of an RCU read-side critical section, and thus need access
to trace_clock_local().  This commit therefore adds a the needed
EXPORT_SYMBOL_GPL().

Signed-off-by: Paul E. McKenney <paul.mckenney@linaro.org>
Reviewed-by: Josh Triplett <josh@joshtriplett.org>
This commit is contained in:
Paul E. McKenney 2012-11-15 11:27:26 -08:00 • committed by Paul E. McKenney
commit dc975e94f3