mm/thp: try_to_unmap() use TTU_SYNC for safe splitting

[linux-2.6-microblaze.git] / mm / huge_memory.c

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 5885c5f..84ab735 100644 (file)
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -2350,7 +2350,7 @@ void vma_adjust_trans_huge(struct vm_area_struct *vma,
 
 static void unmap_page(struct page *page)
 {
-       enum ttu_flags ttu_flags = TTU_IGNORE_MLOCK |
+       enum ttu_flags ttu_flags = TTU_IGNORE_MLOCK | TTU_SYNC |
                TTU_RMAP_LOCKED | TTU_SPLIT_HUGE_PMD;
        bool unmap_success;