Merge branch 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel...

Pull locking fixes from Ingo Molnar:
 "Documentation updates and a bitops ordering fix"

* 'locking-urgent-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  bitops: Do not default to __clear_bit() for __clear_bit_unlock()
  documentation: Clarify compiler store-fusion example
  documentation: Transitivity is not cumulativity
  documentation:  Add alternative release-acquire outcome
  documentation: Distinguish between local and global transitivity
  documentation: Subsequent writes ordered by rcu_dereference()
  documentation: Remove obsolete reference to RCU-protected indexes
  documentation: Fix memory-barriers.txt section references
  documentation: Fix control dependency and identical stores