sched: export cpu_clock

the rcutorture module relies on cpu_clock.

Signed-off-by: Ingo Molnar <mingo@elte.hu>

1 files changed, 1 insertions, 0 deletions

diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c
index 3c696db5945..ed5a8c41504 100644
--- a/kernel/sched_clock.c
+++ b/kernel/sched_clock.c
@@ -256,3 +256,4 @@ unsigned long long cpu_clock(int cpu)
 
 	return clock;
 }
+EXPORT_SYMBOL_GPL(cpu_clock);