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2020-05-07Merge branches 'fixes.2020.04.27a', 'kfree_rcu.2020.04.27a', 'rcu-tasks.2020....Paul E. McKenney
2020-05-07rcutorture: Convert ULONG_CMP_LT() to time_before()Paul E. McKenney
2020-05-07rcutorture: Make rcu_fwds and rcu_fwd_emergency_stop staticJason Yan
2020-05-07rcu: Allow rcutorture to starve grace-period kthreadPaul E. McKenney
2020-05-07rcutorture: Add flag to produce non-busy-wait task stallsPaul E. McKenney
2020-04-27rcutorture: Mark data-race potential for rcu_barrier() test statisticsPaul E. McKenney
2020-04-27rcutorture: Add KCSAN stubsPaul E. McKenney
2020-04-27rcu: Remove self-stack-trace when all quiescent states seenPaul E. McKenney
2020-04-27rcu: When GP kthread is starved, tag idle threads as false positivesPaul E. McKenney
2020-04-27rcu: Use data_race() for RCU expedited CPU stall-warning printsPaul E. McKenney
2020-04-27rcu-tasks: Allow standalone use of TASKS_{TRACE_,}RCUPaul E. McKenney
2020-04-27rcu-tasks: Add IPI failure count to statisticsPaul E. McKenney
2020-04-27rcu-tasks: Add count for idle tasks on offline CPUsPaul E. McKenney
2020-04-27rcu-tasks: Add rcu_dynticks_zero_in_eqs() effectiveness statisticsPaul E. McKenney
2020-04-27rcu-tasks: Make RCU tasks trace also wait for idle tasksPaul E. McKenney
2020-04-27rcu-tasks: Handle the running-offline idle-task special casePaul E. McKenney
2020-04-27rcu-tasks: Disable CPU hotplug across RCU tasks trace scansPaul E. McKenney
2020-04-27rcu-tasks: Allow rcu_read_unlock_trace() under scheduler locksPaul E. McKenney
2020-04-27rcu-tasks: Avoid IPIing userspace/idle tasks if kernel is so builtPaul E. McKenney
2020-04-27rcu-tasks: Add Kconfig option to mediate smp_mb() vs. IPIPaul E. McKenney
2020-04-27rcu-tasks: Add grace-period and IPI counts to statisticsPaul E. McKenney
2020-04-27rcu-tasks: Split ->trc_reader_need_endPaul E. McKenney
2020-04-27rcu-tasks: Provide boot parameter to delay IPIs until late in grace periodPaul E. McKenney
2020-04-27rcu-tasks: Add a grace-period start time for throttling and debugPaul E. McKenney
2020-04-27rcu-tasks: Make RCU Tasks Trace make use of RCU scheduler hooksPaul E. McKenney
2020-04-27rcu-tasks: Make rcutorture writer stall output include GP statePaul E. McKenney
2020-04-27rcu-tasks: Add RCU tasks to rcutorture writer stall outputPaul E. McKenney
2020-04-27rcu-tasks: Move #ifdef into tasks.hPaul E. McKenney
2020-04-27rcu-tasks: Add stall warnings for RCU Tasks TracePaul E. McKenney
2020-04-27rcutorture: Add torture tests for RCU Tasks TracePaul E. McKenney
2020-04-27rcu-tasks: Add an RCU Tasks Trace to simplify protection of tracing hooksPaul E. McKenney
2020-04-27rcu-tasks: Code movement to allow more Tasks RCU variantsPaul E. McKenney
2020-04-27rcu-tasks: Further refactor RCU-tasks to allow adding more variantsPaul E. McKenney
2020-04-27rcu-tasks: Use unique names for RCU-Tasks kthreads and messagesPaul E. McKenney
2020-04-27rcutorture: Add torture tests for RCU Tasks RudePaul E. McKenney
2020-04-27rcu-tasks: Add an RCU-tasks rude variantPaul E. McKenney
2020-04-27rcu-tasks: Refactor RCU-tasks to allow variants to be addedPaul E. McKenney
2020-04-27rcutorture: Add a test for synchronize_rcu_mult()Paul E. McKenney
2020-04-27rcu-tasks: Create struct to hold state informationPaul E. McKenney
2020-04-27rcu-tasks: Move Tasks RCU to its own filePaul E. McKenney
2020-04-27rcu: Add per-task state to RCU CPU stall warningsPaul E. McKenney
2020-04-27rcu-tasks: Use context-switch hook for PREEMPT=y kernelsPaul E. McKenney
2020-04-27rcu: Add comments marking transitions between RCU watching and notPaul E. McKenney
2020-04-27rcutorture: Add test of holding scheduler locks across rcu_read_unlock()Paul E. McKenney
2020-04-27rcu: Don't use negative nesting depth in __rcu_read_unlock()Lai Jiangshan
2020-04-27rcu: Remove unused ->rcu_read_unlock_special.b.deferred_qs fieldLai Jiangshan
2020-04-27rcu: Don't set nesting depth negative in rcu_preempt_deferred_qs()Lai Jiangshan
2020-04-27rcu: Make rcu_read_unlock_special() safe for rq/pi locksPaul E. McKenney
2020-04-27rcu: Add KCSAN stubs to update.cPaul E. McKenney
2020-04-27rcu: Add rcu_gp_might_be_stalled()Paul E. McKenney