glebius 93ef51db74 Merge r271458:
- Provide a sleepable lock to protect against ioctl() vs ioctl() races.
  - Use the new lock to protect against simultaneous DIOCSTART and/or
    DIOCSTOP ioctls.
2015-07-28 09:09:01 +00:00
..
2014-05-26 07:02:03 +00:00
2015-07-28 09:09:01 +00:00