1 files changed, 3 insertions, 0 deletions

diff --git a/include/linux/highmem.h b/include/linux/highmem.h
index 42620e723abb..fd7d12daa94f 100644
--- a/include/linux/highmem.h
+++ b/include/linux/highmem.h
@@ -24,11 +24,14 @@ static inline void flush_kernel_dcache_page(struct page *page)
 
 /* declarations for linux/mm/highmem.c */
 unsigned int nr_free_highpages(void);
+extern unsigned long totalhigh_pages;
 
 #else /* CONFIG_HIGHMEM */
 
 static inline unsigned int nr_free_highpages(void) { return 0; }
 
+#define totalhigh_pages 0
+
 #ifndef ARCH_HAS_KMAP
 static inline void *kmap(struct page *page)
 {