Fix updating directory timestamp
Fix updating directory timestamp

dm0-/mantle,pbx0/mantle,dm0-/mantle,marineam/mantle,crawford/mantle,marineam/mantle,mischief/mantle,quantum/coreos-mantle,glevand/coreos--mantle,glevand/coreos--mantle,mjg59/mantle,mjg59/mantle,mischief/mantle,quantum/coreos-mantle