walk_slot_rmaps
return walk_slot_rmaps(kvm, slot, fn, PG_LEVEL_4K, PG_LEVEL_4K, flush_on_yield);
walk_slot_rmaps(kvm, memslot, slot_rmap_write_protect,
if (walk_slot_rmaps(kvm, slot, kvm_mmu_zap_collapsible_spte,