[IA64] Fix GRU compile error w/o CONFIG_HUGETLB_PAGE

Eliminate compile error when compiling without CONFIG_HUGETLB_PAGE.

Signed-off-by: Jack Steiner <steiner@sgi.com>
Signed-off-by: Tony Luck <tony.luck@intel.com>
diff --git a/drivers/misc/sgi-gru/grufault.c b/drivers/misc/sgi-gru/grufault.c
index 8c389d60..3ee698a 100644
--- a/drivers/misc/sgi-gru/grufault.c
+++ b/drivers/misc/sgi-gru/grufault.c
@@ -254,7 +254,11 @@
 		return 1;
 
 	*paddr = pte_pfn(pte) << PAGE_SHIFT;
+#ifdef CONFIG_HUGETLB_PAGE
 	*pageshift = is_vm_hugetlb_page(vma) ? HPAGE_SHIFT : PAGE_SHIFT;
+#else
+	*pageshift = PAGE_SHIFT;
+#endif
 	return 0;
 
 err: