swp_to_radix_entry
shmem_delete_from_page_cache(folio, swp_to_radix_entry(folio->swap));
swp_to_radix_entry(folio->swap),
swp_to_radix_entry(swap),
swp_to_radix_entry(swapin_error), 0);
if (old != swp_to_radix_entry(swap))
if (!xa_is_value(old) || swp_to_radix_entry(swap) != old) {
swp_to_radix_entry(tmp), 0);
swp_to_radix_entry(swap), gfp);
if (entry == swp_to_radix_entry(swap))
if (!expected || entry != swp_to_radix_entry(iter)) {