diff options
Diffstat (limited to 'mm/rmap.c')
| -rw-r--r-- | mm/rmap.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/mm/rmap.c b/mm/rmap.c index c0c99f91ade1..41012fe7a05a 100644 --- a/mm/rmap.c +++ b/mm/rmap.c @@ -1422,7 +1422,9 @@ void folio_add_new_anon_rmap(struct folio *folio, struct vm_area_struct *vma, VM_WARN_ON_FOLIO(!exclusive && !folio_test_locked(folio), folio); VM_BUG_ON_VMA(address < vma->vm_start || address + (nr << PAGE_SHIFT) > vma->vm_end, vma); - __folio_set_swapbacked(folio); + + if (!folio_test_swapbacked(folio)) + __folio_set_swapbacked(folio); __folio_set_anon(folio, vma, address, exclusive); if (likely(!folio_test_large(folio))) { |