am 7d718dfc: Merge "Fix the sense of when mutexes are used for longs in atomic support."
am 7d718dfc: Merge "Fix the sense of when mutexes are used for longs in atomic support."

* commit '7d718dfc1fcd2086749fee23bb6619deb2d5b194':
  Fix the sense of when mutexes are used for longs in atomic support.

treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst,treadstoneproject/artinst