On 03/18, David Hildenbrand wrote: > > + if (unlikely(!folio_test_anon(folio))) { > + VM_WARN_ON_ONCE(is_register); > + goto out; > + } Don't we need folio_put() before "goto out" ? Other than that, for this series: Acked-by: Oleg Nesterov <oleg@xxxxxxxxxx>