diff --git a/[refs] b/[refs]
index 828ed89dab0a..8a058e69fa5c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 655a0443470a73d5dc36e974a241e8db59bb1ccb
+refs/heads/master: 0ecd702bcb924d5fb7f687e09986f688336ac896
diff --git a/trunk/include/asm-ia64/page.h b/trunk/include/asm-ia64/page.h
index 6e9aa23250c4..2087825eefa4 100644
--- a/trunk/include/asm-ia64/page.h
+++ b/trunk/include/asm-ia64/page.h
@@ -106,17 +106,25 @@ extern int ia64_pfn_valid (unsigned long pfn);
 # define ia64_pfn_valid(pfn) 1
 #endif
 
+#ifdef CONFIG_VIRTUAL_MEM_MAP
+extern struct page *vmem_map;
+#ifdef CONFIG_DISCONTIGMEM
+# define page_to_pfn(page)	((unsigned long) (page - vmem_map))
+# define pfn_to_page(pfn)	(vmem_map + (pfn))
+#endif
+#endif
+
+#if defined(CONFIG_FLATMEM) || defined(CONFIG_SPARSEMEM)
+/* FLATMEM always configures mem_map (mem_map = vmem_map if necessary) */
+#include <asm-generic/memory_model.h>
+#endif
+
 #ifdef CONFIG_FLATMEM
 # define pfn_valid(pfn)		(((pfn) < max_mapnr) && ia64_pfn_valid(pfn))
-# define page_to_pfn(page)	((unsigned long) (page - mem_map))
-# define pfn_to_page(pfn)	(mem_map + (pfn))
 #elif defined(CONFIG_DISCONTIGMEM)
-extern struct page *vmem_map;
 extern unsigned long min_low_pfn;
 extern unsigned long max_low_pfn;
 # define pfn_valid(pfn)		(((pfn) >= min_low_pfn) && ((pfn) < max_low_pfn) && ia64_pfn_valid(pfn))
-# define page_to_pfn(page)	((unsigned long) (page - vmem_map))
-# define pfn_to_page(pfn)	(vmem_map + (pfn))
 #endif
 
 #define page_to_phys(page)	(page_to_pfn(page) << PAGE_SHIFT)