busybox insmod unionfs mount -t unionfs -o dirs=$mnt/etc=rw:/etc=ro unionfs /etc mount -o remount,rw / ln -s $mnt/lib / for x in \ bin boot home media mnt \ opt selinux srv usr var do ln -s $mnt/$x / done rmdir /root ln -s $mnt/root / mount -o remount,ro / mount -t unionfs -o dirs=$mnt/sbin=rw:/sbin=ro unionfs /sbin mount -t unionfs -o dirs=$mnt/dev=rw:/dev=rw unionfs /dev mount -t devpts devpts /dev/pts