diff options
Diffstat (limited to 'mm/memory.c')
| -rw-r--r-- | mm/memory.c | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/mm/memory.c b/mm/memory.c index 6a9c048f6012..7bb70728bb52 100644 --- a/mm/memory.c +++ b/mm/memory.c @@ -1518,10 +1518,8 @@ static inline void cow_user_page(struct page *dst, struct page *src, unsigned lo memset(kaddr, 0, PAGE_SIZE); kunmap_atomic(kaddr, KM_USER0); flush_dcache_page(dst); - return; - - } - copy_user_highpage(dst, src, va, vma); + } else + copy_user_highpage(dst, src, va, vma); } /* @@ -1630,6 +1628,7 @@ gotten: if (!new_page) goto oom; cow_user_page(new_page, old_page, address, vma); + __SetPageUptodate(new_page); /* * Re-check the pte - we dropped the lock @@ -2102,6 +2101,7 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma, page = alloc_zeroed_user_highpage_movable(vma, address); if (!page) goto oom; + __SetPageUptodate(page); entry = mk_pte(page, vma->vm_page_prot); entry = maybe_mkwrite(pte_mkdirty(entry), vma); @@ -2202,6 +2202,7 @@ static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma, goto out; } copy_user_highpage(page, vmf.page, address, vma); + __SetPageUptodate(page); } else { /* * If the page will be shareable, see if the backing |