root@pooka:/mnt# pivot_root /mnt /root
root@pooka:/mnt# pwd
/mnt
root@pooka:/mnt# mount
/dev/root on / type jffs2 (rw)
none on /dev type devfs (rw)
none on /proc type proc (rw)
none on /tmp type tmpfs (rw,nosuid,nodev)
none on /dev/pts type devpts (rw)
192.168.0.1:/storage/wrt/root on /mnt type nfs (rw,v3,rsize=32768,wsize=32768,ha
rd,udp,nolock,addr=192.168.0.1)
none on /mnt/dev type devfs (rw)
none on /mnt/proc type proc (rw)
none on /mnt/tmp type tmpfs (rw,nosuid,nodev)
none on /mnt/dev/pts type devpts (rw)
root@pooka:/mnt# cd
root@pooka:/# ls
bin   dev   etc   lib   mnt   proc  rom   sbin  tmp   usr   var   www
root@pooka:/# touch test_file
root@pooka:/# ls
bin        etc        mnt        rom        test_file  usr        www
dev        lib        proc       sbin       tmp        var
root@pooka:/#


----------------

root@kevinl:/storage/wrt/root# ls
bin  dev  etc  lib  mnt  proc  rom  root  sbin  tmp  usr  var  www
root@kevinl:/storage/wrt/root#