2 files changed, 2 insertions, 4 deletions

diff --git a/include/linux/huge_mm.h b/include/linux/huge_mm.h
index b60de92e2edc..3935428c57cf 100644
--- a/include/linux/huge_mm.h
+++ b/include/linux/huge_mm.h
@@ -96,9 +96,6 @@ extern int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm,
                           pmd_t *dst_pmd, pmd_t *src_pmd,
                           struct vm_area_struct *vma,
                           unsigned long addr, unsigned long end);
-extern int handle_pte_fault(struct mm_struct *mm,
-                            struct vm_area_struct *vma, unsigned long address,
-                            pte_t *pte, pmd_t *pmd, unsigned int flags);
 extern int split_huge_page_to_list(struct page *page, struct list_head *list);
 static inline int split_huge_page(struct page *page)
 {
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 928df792c005..8b6e55ee8855 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -877,11 +877,12 @@ static inline int page_mapped(struct page *page)
 #define VM_FAULT_NOPAGE 0x0100  /* ->fault installed the pte, not return page */
 #define VM_FAULT_LOCKED 0x0200  /* ->fault locked the returned page */
 #define VM_FAULT_RETRY  0x0400  /* ->fault blocked, must retry */
+#define VM_FAULT_FALLBACK 0x0800        /* huge page fault failed, fall back to small */
 
 #define VM_FAULT_HWPOISON_LARGE_MASK 0xf000 /* encodes hpage index for large hwpoison */
 
 #define VM_FAULT_ERROR  (VM_FAULT_OOM | VM_FAULT_SIGBUS | VM_FAULT_HWPOISON | \
-                         VM_FAULT_HWPOISON_LARGE)
+                         VM_FAULT_FALLBACK | VM_FAULT_HWPOISON_LARGE)
 
 /* Encode hstate index for a hwpoisoned large page */
 #define VM_FAULT_SET_HINDEX(x) ((x) << 12)