Restrict Partition Mount Options

0: Everybody may access all /proc/[pid] directories.
1: Users may not access files and subdirectories inside any /proc/[pid] directories
   but their own. The /proc/[pid] directories themselves remain visible.
2: Same as for mode 1, but in addition the /proc/[pid] directories belonging to other
   users become invisible.

/tmp     /var/tmp     none     rw,nodev,noexec,nosuid,bind     0 0