.cpo_unassume = ccc_transient_page_unassume,
.cpo_disown = ccc_transient_page_disown,
.cpo_discard = ccc_transient_page_discard,
.cpo_unassume = ccc_transient_page_unassume,
.cpo_disown = ccc_transient_page_disown,
.cpo_discard = ccc_transient_page_discard,