1. e7d33bb lockref: add ability to mark lockrefs "dead" by Linus Torvalds · 11 years ago
  2. bc08b44 lockref: implement lockless reference count updates using cmpxchg() by Linus Torvalds · 11 years ago
  3. 2f4f12e lockref: uninline lockref helper functions by Linus Torvalds · 11 years ago
  4. b3abd80 lockref: add 'lockref_get_or_lock() helper by Linus Torvalds · 11 years ago
  5. 0f8f2aa Add new lockref infrastructure reference implementation by Waiman Long · 11 years ago