On Mon, Jan 15, 2018 at 11:40:07AM -0500, Mimi Zohar wrote: > rootfs IS different than other filesystems, as other filesystems > uniquely identify the underlying filesystem type. rootfs can be a > ramfs or tmpfs filesystem. Only tmpfs supports xattrs. Tons of filesystems only have xattrs optionally. Check for goddamn xattrs if that is the requirement and not a name that has absolutely zero meaning for functionality. That is the whole point!