1 files changed, 3 insertions, 0 deletions

diff --git a/mm/memory.c b/mm/memory.c
index 1002f473f497..7512933dcc10 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -1888,6 +1888,7 @@ gotten:
                 ptep_clear_flush_notify(vma, address, page_table);
                 set_pte_at(mm, address, page_table, entry);
                 update_mmu_cache(vma, address, entry);
+                SetPageSwapBacked(new_page);
                 lru_cache_add_active(new_page);
                 page_add_new_anon_rmap(new_page, vma, address);
 
@@ -2382,6 +2383,7 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma,
         if (!pte_none(*page_table))
                 goto release;
         inc_mm_counter(mm, anon_rss);
+        SetPageSwapBacked(page);
         lru_cache_add_active(page);
         page_add_new_anon_rmap(page, vma, address);
         set_pte_at(mm, address, page_table, entry);
@@ -2523,6 +2525,7 @@ static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
                 set_pte_at(mm, address, page_table, entry);
                 if (anon) {
                         inc_mm_counter(mm, anon_rss);
+                        SetPageSwapBacked(page);
                         lru_cache_add_active(page);
                         page_add_new_anon_rmap(page, vma, address);
                 } else {