mark_spte_for_access_track
mark_spte_for_access_track(spte));
spte = mark_spte_for_access_track(spte);
spte = mark_spte_for_access_track(spte);
u64 mark_spte_for_access_track(u64 spte);
new_spte = mark_spte_for_access_track(iter->old_spte);