So it seems that this is related to pam_namespace, sessions
and polyinstantiated directories. Can't say I've got my head around this
yet, but I can make the mount --move work:
On 20 May 2013 17:01, Norman Gaywood <ngaywood(a)une.edu.au> wrote:
# cd /var/tmp/
# mkdir -p foo bar
# mount -t tmpfs tmpfs foo
mount --make-runbindable /
# mount --move foo bar
Homework now is to understand "man pam_namespace",
http://lwn.net/Articles/159077 and
http://lwn.net/Articles/159092
--
Norman Gaywood, Computer Systems Officer
University of New England, Armidale,
NSW 2351, Australia
ngaywood(a)une.edu.au Phone: +61 (0)2 6773 2412
http://mcs.une.edu.au/~norm Fax: +61 (0)2 6773 3312
Please avoid sending me Word or Power Point attachments.
See
http://www.gnu.org/philosophy/no-word-attachments.html