diff --git a/mm/mprotect.c b/mm/mprotect.c
index 0138dfcdb1d804bb718eb5e067b402a42e32b115..5ca3fbcb149520f4ea8692f3dfbc7368fe8b4f1a 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -94,7 +94,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd,
 
 				/* Also skip shared copy-on-write pages */
 				if (is_cow_mapping(vma->vm_flags) &&
-				    page_mapcount(page) != 1)
+				    page_count(page) != 1)
 					continue;
 
 				/*