Comment 14 for bug 1453738

$ ls -lR /dev/mapper/
/dev/mapper/:
total 0
crw------- 1 root root 10, 236 mai 27 07:44 control
lrwxrwxrwx 1 root root 7 mai 27 07:44 sda5_crypt -> ../dm-0
lrwxrwxrwx 1 root root 7 mai 27 07:44 ubuntu--vg-root -> ../dm-1
lrwxrwxrwx 1 root root 7 mai 27 07:44 ubuntu--vg-swap_1 -> ../dm-2