Index: arch/ia64/include/mm/as.h
===================================================================
--- arch/ia64/include/mm/as.h	(revision 9ad03fec78002f6c5bc6a172560ca90686f6e17d)
+++ arch/ia64/include/mm/as.h	(revision ddcf365696799cc8ff00f5ce2cce529e5b6742ab)
@@ -41,6 +41,4 @@
 #define UDATA_ADDRESS_ARCH	0x0000000001001000
 
-#define as_install_arch(as)
-
 extern void as_arch_init(void);