Z_EROFS_SHORTLIVED_PAGE
return page->private == Z_EROFS_SHORTLIVED_PAGE;
set_page_private(victim, Z_EROFS_SHORTLIVED_PAGE);
set_page_private(*pgo, Z_EROFS_SHORTLIVED_PAGE);
set_page_private(tmppage, Z_EROFS_SHORTLIVED_PAGE);
set_page_private(victim, Z_EROFS_SHORTLIVED_PAGE);
folio->private = (void *)Z_EROFS_SHORTLIVED_PAGE;
set_page_private(nextpage, Z_EROFS_SHORTLIVED_PAGE);