Revert "mm: replace p??_write with pte_access_permitted in fault + gup paths"

[mirror_ubuntu-bionic-kernel.git] / mm / gup.c

diff --git a/mm/gup.c b/mm/gup.c
index d3fb60e5bfacd4c733957dc526c28c41bd2321d1..e0d82b6706d72d82637bca5eaef1e35e15a1abdf 100644 (file)
--- a/mm/gup.c
+++ b/mm/gup.c
@@ -66,7 +66,7 @@ static int follow_pfn_pte(struct vm_area_struct *vma, unsigned long address,
  */
 static inline bool can_follow_write_pte(pte_t pte, unsigned int flags)
 {
-       return pte_access_permitted(pte, WRITE) ||
+       return pte_write(pte) ||
                ((flags & FOLL_FORCE) && (flags & FOLL_COW) && pte_dirty(pte));
 }