1 files changed, 2 insertions, 0 deletions

diff --git a/include/asm-ppc64/memory.h b/include/asm-ppc64/memory.h
index 56e09face9a8..af53ffb55726 100644
--- a/include/asm-ppc64/memory.h
+++ b/include/asm-ppc64/memory.h
@@ -18,9 +18,11 @@
 #ifdef CONFIG_SMP
 #define EIEIO_ON_SMP    "eieio\n"
 #define ISYNC_ON_SMP    "\n\tisync"
+#define SYNC_ON_SMP     "lwsync\n\t"
 #else
 #define EIEIO_ON_SMP
 #define ISYNC_ON_SMP
+#define SYNC_ON_SMP
 #endif
 
 static inline void eieio(void)