* Increase the number of loopback devices from the default (8),    which is way too small because every VM virtual disk requires   a loopback device.
* Increase the number of loopback devices from the default (8), 
  which is way too small because every VM virtual disk requires
  a loopback device.


git-svn-id: 71c8032c709790ec749031c4215f8515ac00dc5a@24988 70bd8c7a-acb8-0310-9f0d-9cc1c95dcdbb

falsifian/personal_nixos,falsifian/personal_nixos,falsifian/personal_nixos,falsifian/personal_nixos,falsifian/personal_nixos