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2020-06-01Merge branch 'WIP.core/rcu' into core/rcu, to pick up two x86/entry dependenciesIngo Molnar1-20/+80
2020-05-28rcu: Allow for smp_call_function() running callbacks from idlePeter Zijlstra1-6/+19
2020-05-26rcu: Provide rcu_irq_exit_check_preempt()Thomas Gleixner1-0/+18
2020-05-26rcu: Abstract out rcu_irq_enter_check_tick() from rcu_nmi_enter()Paul E. McKenney1-20/+62
2020-05-19rcu: Provide __rcu_is_watching()Thomas Gleixner1-0/+5
2020-05-19rcu: Provide rcu_irq_exit_preempt()Thomas Gleixner1-0/+22
2020-05-19rcu: Make RCU IRQ enter/exit functions rely on in_nmi()Paul E. McKenney1-32/+15
2020-05-19rcu/tree: Mark the idle relevant functions noinstrThomas Gleixner3-41/+49
2020-05-07Merge branches 'fixes.2020.04.27a', 'kfree_rcu.2020.04.27a', 'rcu-tasks.2020.04.27a', 'stall.2020.04.27a' and 'torture.2020.05.07a' into HEADPaul E. McKenney12-465/+1669
2020-05-07rcutorture: Convert ULONG_CMP_LT() to time_before()Paul E. McKenney1-3/+3
2020-05-07rcutorture: Make rcu_fwds and rcu_fwd_emergency_stop staticJason Yan1-2/+2
2020-05-07rcu: Allow rcutorture to starve grace-period kthreadPaul E. McKenney3-3/+44
2020-05-07rcutorture: Add flag to produce non-busy-wait task stallsPaul E. McKenney1-6/+11
2020-04-27rcutorture: Mark data-race potential for rcu_barrier() test statisticsPaul E. McKenney1-3/+3
2020-04-27rcutorture: Add KCSAN stubsPaul E. McKenney1-0/+12
2020-04-27rcu: Remove self-stack-trace when all quiescent states seenPaul E. McKenney1-2/+0
2020-04-27rcu: When GP kthread is starved, tag idle threads as false positivesPaul E. McKenney1-5/+19
2020-04-27rcu: Use data_race() for RCU expedited CPU stall-warning printsPaul E. McKenney1-4/+4
2020-04-27rcu-tasks: Allow standalone use of TASKS_{TRACE_,}RCUPaul E. McKenney1-24/+30
2020-04-27rcu-tasks: Add IPI failure count to statisticsPaul E. McKenney1-4/+7
2020-04-27rcu-tasks: Add count for idle tasks on offline CPUsPaul E. McKenney1-1/+5
2020-04-27rcu-tasks: Add rcu_dynticks_zero_in_eqs() effectiveness statisticsPaul E. McKenney1-2/+11
2020-04-27rcu-tasks: Make RCU tasks trace also wait for idle tasksPaul E. McKenney1-5/+13
2020-04-27rcu-tasks: Handle the running-offline idle-task special casePaul E. McKenney1-2/+6
2020-04-27rcu-tasks: Disable CPU hotplug across RCU tasks trace scansPaul E. McKenney1-4/+14
2020-04-27rcu-tasks: Allow rcu_read_unlock_trace() under scheduler locksPaul E. McKenney2-1/+12
2020-04-27rcu-tasks: Avoid IPIing userspace/idle tasks if kernel is so builtPaul E. McKenney5-10/+72
2020-04-27rcu-tasks: Add Kconfig option to mediate smp_mb() vs. IPIPaul E. McKenney2-1/+20
2020-04-27rcu-tasks: Add grace-period and IPI counts to statisticsPaul E. McKenney1-1/+9
2020-04-27rcu-tasks: Split ->trc_reader_need_endPaul E. McKenney1-13/+20
2020-04-27rcu-tasks: Provide boot parameter to delay IPIs until late in grace periodPaul E. McKenney1-4/+9
2020-04-27rcu-tasks: Add a grace-period start time for throttling and debugPaul E. McKenney1-0/+2
2020-04-27rcu-tasks: Make RCU Tasks Trace make use of RCU scheduler hooksPaul E. McKenney2-6/+5
2020-04-27rcu-tasks: Make rcutorture writer stall output include GP statePaul E. McKenney1-5/+72
2020-04-27rcu-tasks: Add RCU tasks to rcutorture writer stall outputPaul E. McKenney3-3/+45
2020-04-27rcu-tasks: Move #ifdef into tasks.hPaul E. McKenney2-4/+5
2020-04-27rcu-tasks: Add stall warnings for RCU Tasks TracePaul E. McKenney1-4/+66
2020-04-27rcutorture: Add torture tests for RCU Tasks TracePaul E. McKenney3-1/+46
2020-04-27rcu-tasks: Add an RCU Tasks Trace to simplify protection of tracing hooksPaul E. McKenney2-5/+367
2020-04-27rcu-tasks: Code movement to allow more Tasks RCU variantsPaul E. McKenney1-59/+63
2020-04-27rcu-tasks: Further refactor RCU-tasks to allow adding more variantsPaul E. McKenney1-58/+108
2020-04-27rcu-tasks: Use unique names for RCU-Tasks kthreads and messagesPaul E. McKenney1-9/+16
2020-04-27rcutorture: Add torture tests for RCU Tasks RudePaul E. McKenney3-2/+32
2020-04-27rcu-tasks: Add an RCU-tasks rude variantPaul E. McKenney2-1/+108
2020-04-27rcu-tasks: Refactor RCU-tasks to allow variants to be addedPaul E. McKenney3-236/+269
2020-04-27rcutorture: Add a test for synchronize_rcu_mult()Paul E. McKenney1-2/+7
2020-04-27rcu-tasks: Create struct to hold state informationPaul E. McKenney1-27/+46
2020-04-27rcu-tasks: Move Tasks RCU to its own filePaul E. McKenney2-364/+372
2020-04-27rcu: Add per-task state to RCU CPU stall warningsPaul E. McKenney1-2/+36
2020-04-27rcu-tasks: Use context-switch hook for PREEMPT=y kernelsPaul E. McKenney1-0/+2
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