On Mon, Jun 19, 2023 at 8:40 AM Baolin Wang <baolin.wang@linux.alibaba.com>
wrote:

>
> > diff --git a/mm/migrate.c b/mm/migrate.c
> > index 01cac26a3127..d2ba786ea105 100644
> > --- a/mm/migrate.c
> > +++ b/mm/migrate.c
> > @@ -492,6 +492,11 @@ int folio_migrate_mapping(struct address_space
> *mapping,
> >               if (folio_test_swapbacked(folio) &&
> !folio_test_swapcache(folio)) {
> >                       __mod_lruvec_state(old_lruvec, NR_SHMEM, -nr);
> >                       __mod_lruvec_state(new_lruvec, NR_SHMEM, nr);
> > +
> > +                     if (folio_test_transhuge(folio)) {
> > +                             __mod_lruvec_state(old_lruvec,
> NR_SHMEM_THP, -nr);
> > +                             __mod_lruvec_state(new_lruvec,
> NR_SHMEM_THP, nr);
>
> Should be NR_SHMEM_THPS.
>

Sorry, was testing the change on another system. Will send a new patch.

--Jan