1 files changed, 3 insertions, 0 deletions

diff --git a/include/asm-x86/page_64.h b/include/asm-x86/page_64.h
index 54d5db634858..6ea72859c491 100644
--- a/include/asm-x86/page_64.h
+++ b/include/asm-x86/page_64.h
@@ -80,6 +80,9 @@ typedef struct { pteval_t pte; } pte_t;
 
 #define vmemmap ((struct page *)VMEMMAP_START)
 
+extern unsigned long init_memory_mapping(unsigned long start,
+                                         unsigned long end);
+
 #endif  /* !__ASSEMBLY__ */
 
 #ifdef CONFIG_FLATMEM