1. be64c99 ARC: remove extraneous __KERNEL__ guards by Vineet Gupta · 10 years ago
  2. d594ffa arch,arc: Convert smp_mb__*() by Peter Zijlstra · 11 years ago
  3. 14e968b ARC: Atomic/bitops/cmpxchg/barriers by Vineet Gupta · 12 years ago