mm: softdirty: keep bit when zapping file pte

[platform/adaptation/renesas_rcar/renesas_kernel.git] / mm / memory.c

diff --git a/mm/memory.c b/mm/memory.c
index 2121d8b..492e36f 100644 (file)
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1120,7 +1120,7 @@ again:
                                                addr) != page->index) {
                                pte_t ptfile = pgoff_to_pte(page->index);
                                if (pte_soft_dirty(ptent))
-                                       pte_file_mksoft_dirty(ptfile);
+                                       ptfile = pte_file_mksoft_dirty(ptfile);
                                set_pte_at(mm, addr, pte, ptfile);
                        }
                        if (PageAnon(page))