1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-ppc64/system.h b/include/asm-ppc64/system.h
index d1e00933354c..2e17ef7dbeb4 100644
--- a/include/asm-ppc64/system.h
+++ b/include/asm-ppc64/system.h
@@ -148,6 +148,8 @@ struct thread_struct;
 extern struct task_struct * _switch(struct thread_struct *prev,
                                     struct thread_struct *next);
 
+extern int powersave_nap;       /* set if nap mode can be used in idle loop */
+
 /*
  * Atomic exchange
  *