- # XXX: can multiple unionro be used? (overlayfs only handles two dirs, but perhaps they can be chained?)
- # XXX: and can unionro be optional? i.e. can overlayfs skip lowerdir?
- if echo ${unionro} | grep -q " "
- then
- panic "Multiple lower filesystems are currently not supported with overlayfs (unionro = ${unionro})."
- elif [ -z "${unionro}" ]
- then
- panic "Overlayfs needs at least one lower filesystem (read-only branch)."
- fi
- unionmountopts="-o noatime,lowerdir=${unionro},upperdir=${unionrw}"
+ # XXX: can unionro2 be used? (overlayfs only handles two dirs, but perhaps they can be chained?)
+ # XXX: and can unionro1 be optional? i.e. can overlayfs skip lowerdir?
+ unionmountopts="-o noatime,lowerdir=${unionro1},upperdir=${unionrw}"