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[tip/core/rcu,1/3] tracing: Export trace_clock_local()

Message ID 1357405459-13675-1-git-send-email-paulmck@linux.vnet.ibm.com
State Accepted
Commit dc975e94f322e60fa8fcc44dec1820fde4de174c
Headers show

Commit Message

Paul E. McKenney Jan. 5, 2013, 5:04 p.m. UTC 
From: "Paul E. McKenney" <paul.mckenney@linaro.org>

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>
---
 kernel/trace/trace_clock.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)
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Patch

diff --git a/kernel/trace/trace_clock.c b/kernel/trace/trace_clock.c
index 3947835..1bbb1b2 100644
--- a/kernel/trace/trace_clock.c
+++ b/kernel/trace/trace_clock.c
@@ -44,6 +44,7 @@  u64 notrace trace_clock_local(void)
 
 	return clock;
 }
+EXPORT_SYMBOL_GPL(trace_clock_local);
 
 /*
  * trace_clock(): 'between' trace clock. Not completely serialized,