1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 6512d70c5852..771d021b7948 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -3969,6 +3969,11 @@ static inline unsigned long vma_pages(const struct vm_area_struct *vma)
 	return (vma->vm_end - vma->vm_start) >> PAGE_SHIFT;
 }
 
+static inline unsigned long vma_last_pgoff(struct vm_area_struct *vma)
+{
+	return vma->vm_pgoff + vma_pages(vma) - 1;
+}
+
 static inline unsigned long vma_desc_size(const struct vm_area_desc *desc)
 {
 	return desc->end - desc->start;