1 files changed, 21 insertions, 0 deletions

diff --git a/arch/tile/include/asm/hugetlb.h b/arch/tile/include/asm/hugetlb.h
index d396d1805163..b2042380a5aa 100644
--- a/arch/tile/include/asm/hugetlb.h
+++ b/arch/tile/include/asm/hugetlb.h
@@ -106,4 +106,25 @@ static inline void arch_release_hugepage(struct page *page)
 {
 }
 
+#ifdef CONFIG_HUGETLB_SUPER_PAGES
+static inline pte_t arch_make_huge_pte(pte_t entry, struct vm_area_struct *vma,
+                                       struct page *page, int writable)
+{
+        size_t pagesize = huge_page_size(hstate_vma(vma));
+        if (pagesize != PUD_SIZE && pagesize != PMD_SIZE)
+                entry = pte_mksuper(entry);
+        return entry;
+}
+#define arch_make_huge_pte arch_make_huge_pte
+
+/* Sizes to scale up page size for PTEs with HV_PTE_SUPER bit. */
+enum {
+        HUGE_SHIFT_PGDIR = 0,
+        HUGE_SHIFT_PMD = 1,
+        HUGE_SHIFT_PAGE = 2,
+        HUGE_SHIFT_ENTRIES
+};
+extern int huge_shift[HUGE_SHIFT_ENTRIES];
+#endif
+
 #endif /* _ASM_TILE_HUGETLB_H */