diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index cafdcee154e8dba53fbc15806b623a2fb131376e..b16d636347771016cf8433ccc4a3807bec8ede4e 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -234,6 +234,7 @@ unsigned long vma_kernel_pagesize(struct vm_area_struct *vma)
 
 	return 1UL << (hstate->order + PAGE_SHIFT);
 }
+EXPORT_SYMBOL_GPL(vma_kernel_pagesize);
 
 /*
  * Return the page size being used by the MMU to back a VMA. In the majority