diff --git a/include/linux/mm.h b/include/linux/mm.h
index 85f7d1b..c3f6c39 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -592,7 +592,8 @@
 		struct vm_area_struct *start_vma, unsigned long start_addr,
 		unsigned long end_addr, unsigned long *nr_accounted,
 		struct zap_details *);
-void clear_page_range(struct mmu_gather *tlb, unsigned long addr, unsigned long end);
+void free_pgtables(struct mmu_gather **tlb, struct vm_area_struct *vma,
+		unsigned long floor, unsigned long ceiling);
 int copy_page_range(struct mm_struct *dst, struct mm_struct *src,
 			struct vm_area_struct *vma);
 int zeromap_page_range(struct vm_area_struct *vma, unsigned long from,