1. d594ffa arch,arc: Convert smp_mb__*() by Peter Zijlstra · 11 years ago
  2. 1de7da3 arch: Move smp_mb__{before,after}_atomic_{inc,dec}.h into asm/atomic.h by Peter Zijlstra · 11 years ago
  3. 14e968b ARC: Atomic/bitops/cmpxchg/barriers by Vineet Gupta · 12 years ago