am 271d6dfb: (-s ours) am 78432ab1: Merge "Inline ldrex/strex for thumb2, remove ARMv5 remnants."

# Via Android Git Automerger (1) and others
* commit '271d6dfb9cfd3fee321ae14d43b067c97aa3a846':
  Inline ldrex/strex for thumb2, remove ARMv5 remnants.