1 files changed, 2 insertions, 0 deletions

diff --git a/include/linux/clocksource.h b/include/linux/clocksource.h
index 35094479ca55..55e434feec99 100644
--- a/include/linux/clocksource.h
+++ b/include/linux/clocksource.h
@@ -93,6 +93,8 @@ struct clocksource {
 #endif
 };
 
+extern struct clocksource *clock;       /* current clocksource */
+
 /*
  * Clock source flags bits::
  */