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-rw-r--r--mm/memory.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 6359a4f..fc38d4e 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -2653,7 +2653,8 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma,
goto oom_free_page;
entry = mk_pte(page, vma->vm_page_prot);
- entry = maybe_mkwrite(pte_mkdirty(entry), vma);
+ if (vma->vm_flags & VM_WRITE)
+ entry = pte_mkwrite(pte_mkdirty(entry));
page_table = pte_offset_map_lock(mm, pmd, address, &ptl);
if (!pte_none(*page_table))