e1a31e7fd713 ("powerpc/qspinlock: store owner CPU in lock word") 0944534ef4d5 ("powerpc/qspinlock: theft prevention to control latency") 6aa42f883c43 ("powerpc/qspinlock: allow new waiters to steal the lock before queueing") b3a73b7db2b6 ("powerpc/qspinlock: convert atomic operations to assembly") 4c93c2e4b9e8 ("powerpc/qspinlock: use a half-word store to unlock to avoid larx/stcx.") 84990b169557 ("powerpc/qspinlock: add mcs queueing for contended waiters") 9f61521c7a28 ("powerpc/qspinlock: powerpc qspinlock implementation")