1. 1696a8b locking: Move the rtmutex code to kernel/locking/ by Peter Zijlstra · 13 years ago[Renamed from kernel/rtmutex.h]
  2. 9a11b49a [PATCH] lockdep: better lock debugging by Ingo Molnar · 20 years ago
  3. 23f78d4a [PATCH] pi-futex: rt mutex core by Ingo Molnar · 20 years ago