diff --git a/include/asm-ppc64/iSeries/LparMap.h b/include/asm-ppc64/iSeries/LparMap.h
index 1505c4f..038e5df 100644
--- a/include/asm-ppc64/iSeries/LparMap.h
+++ b/include/asm-ppc64/iSeries/LparMap.h
@@ -64,4 +64,6 @@
 	u64	xVPN;		// Virtual Page Number (0x000C000000000000)
 };
 
+extern struct LparMap		xLparMap;
+
 #endif /* _LPARMAP_H */