1 files changed, 8 insertions, 0 deletions

diff --git a/arch/powerpc/mm/slb.c b/arch/powerpc/mm/slb.c
index 27922dff8b94..a282bc212e80 100644
--- a/arch/powerpc/mm/slb.c
+++ b/arch/powerpc/mm/slb.c
@@ -82,6 +82,14 @@ static inline void slb_shadow_clear(unsigned long entry)
         get_slb_shadow()->save_area[entry].esid = 0;
 }
 
+void slb_shadow_clear_all(void)
+{
+        int i;
+
+        for (i = 0; i < SLB_NUM_BOLTED; i++)
+                slb_shadow_clear(i);
+}
+
 static inline void create_shadowed_slbe(unsigned long ea, int ssize,
                                         unsigned long flags,
                                         unsigned long entry)