diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index 03330b7d835f..4d7aaab82702 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -12,6 +12,7 @@
 
 #ifdef CONFIG_PPC64
 
+#include <linux/cache.h>
 #include <linux/string.h>
 #include <asm/types.h>
 #include <asm/lppaca.h>