Comment 17 for bug 548546

Revision history for this message
Evan (ev) wrote : Re: usb creator leaving loop device around after use

DEBUG:root:['mount', '-o', 'loop', '/home/ubuntu/Desktop/lucid-desktop-i386.iso', '/tmp/tmpJdWnQQ']
...
DEBUG:root:['umount', dbus.String(u'/tmp/tmpJdWnQQ')]

Showing information for /org/freedesktop/UDisks/devices/loop0
  native-path: /sys/devices/virtual/block/loop0
  device: 7:0
  device-file: /dev/loop0
...
  is mounted: 0
...
  loop:
    filename: /home/ubuntu/Desktop/lucid-desktop-i386.iso

This would indicate that it's not mounted. Can you check against /proc/self/mounts to be sure?