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rcu: Do full report for .need_qs for strict GPs
2020-08-25
Paul E. McKenney
rcu: Do full report for .need_qs for strict GPs
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-08-25
Paul E. McKenney
rcu: Always set .need_qs from __rcu_read_lock() for...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-08-25
Paul E. McKenney
rcu: Force DEFAULT_RCU_BLIMIT to 1000 for strict RCU GPs
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-08-25
Paul E. McKenney
rcu: Restrict default jiffies_till_first_fqs for strict...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-08-25
Paul E. McKenney
rcu: Reduce leaf fanout for strict RCU grace periods
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-08-25
Paul E. McKenney
rcu: Add Kconfig option for strict RCU grace periods
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
tools/memory-model: Add recent references
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rculist: Add ASSERT_EXCLUSIVE_ACCESS() to __list_splice_init...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
Merge branches 'doc.2020.06.29a', 'fixes.2020.06.29a...
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2020-06-29
Paul E. McKenney
torture: Remove obsolete "cd $KVM"
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Avoid duplicate specification of qemu command
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Dump ftrace at shutdown only if requested
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Add kvm-tranform.sh script for qemu-cmd files
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Add more tracing crib notes to kvm.sh
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Improve diagnostic for KCSAN-incapable compilers
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Correctly summarize build-only runs
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcutorture: Check for unwatched readers
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Abstract out console-log error detection
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Add a stop-run capability
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Create qemu-cmd in --buildonly runs
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Add --allcpus argument to the kvm.sh script
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Remove whitespace from identify_qemu_vcpus...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcutorture: NULL rcu_torture_current earlier in cleanup...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcutorture: Handle non-statistic bang-string error...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Set configfile variable to current scenario
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcutorture: Add races with task-exit processing
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Add script to smoke-test commits in a branch
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Remove qemu dependency on EFI firmware
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refscale: Change --torture type from refperf to refscale
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Rename refperf.c to refscale.c and change...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Rename RCU_REF_PERF_TEST to RCU_REF_SCALE_TEST
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu-tasks: Fix synchronize_rcu_tasks_trace() header...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Add test for RCU Tasks readers
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Add test for RCU Tasks Trace readers.
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Change readdelay module parameter to nanoseconds
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
doc: Document rcuperf's module parameters
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Adjust refperf.loop default value
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Add read-side delay module parameter
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Simplify initialization-time wakeup protocol
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Output per-experiment data points
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Label experiment-number column "Runs"
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Add warmup and cooldown processing phases
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: More closely synchronize reader start times
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Convert reader_task structure's "start" field...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Tune reader measurement interval
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Make functions static
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Dynamically allocate thread-summary output...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Dynamically allocate experiment-summary output...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Provide module parameter to specify number...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Convert nreaders to a module parameter
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Allow decimal nanoseconds
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Hoist function-pointer calls out of the loop
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
refperf: Add holdoff parameter to allow CPUs to come...
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Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
torture: Add refperf to the rcutorture scripting
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcuperf: Add comments explaining the high reader overhead
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu-tasks: Fix code-style issues
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu-tasks: Conditionally compile show_rcu_tasks_gp_kthreads()
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu-tasks: Add #include of rcupdate_trace.h to update.c
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu-tasks: Make rcu_tasks_postscan() be static
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu-tasks: Convert sleeps to idle priority
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
lockdep: Complain only once about RCU in extended quiescent...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Mark rcu_nmi_enter() call to rcu_cleanup_after_idle...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Remove initialized but unused rnp from check_slow_task()
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
fs/btrfs: Add cond_resched() for try_release_extent_mapping...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Expedited grace-period sleeps to idle priority
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: No-CBs-related sleeps to idle priority
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Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Priority-boost-related sleeps to idle priority
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Grace-period-kthread related sleeps to idle priority
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Add comment documenting rcu_callback_map's purpose
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
rcu: Add callbacks-invoked counters
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
mm/mmap.c: Add cond_resched() for exit_mmap() CPU stalls
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
doc: Tasks RCU must protect instructions before trampoline
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-06-29
Paul E. McKenney
doc: Timer problems can cause RCU CPU stall warnings
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-26
Paul E. McKenney
rcu: Abstract out rcu_irq_enter_check_tick() from rcu_nmi_en...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-19
Paul E. McKenney
rcu: Make RCU IRQ enter/exit functions rely on in_nmi()
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
Merge branches 'fixes.2020.04.27a', 'kfree_rcu.2020...
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2020-05-07
Paul E. McKenney
rcutorture: Convert ULONG_CMP_LT() to time_before()
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Add a --kasan argument
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Save a few lines by using config_override_param...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Allow scenario-specific Kconfig options to...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Allow --kconfig options to override --kcsan...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Abstract application of additional Kconfig...
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Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Eliminate duplicate #CHECK# from ConfigFragment
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Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Make --kcsan argument also create a summary
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Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
torture: Add --kcsan argument to top-level kvm.sh script
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
rcu: Allow rcutorture to starve grace-period kthread
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Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
rcutorture: Right-size TREE10 CPU consumption
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Paul E. McKenney
<paulmck@kernel.org>
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2020-05-07
Paul E. McKenney
rcutorture: Add flag to produce non-busy-wait task...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcutorture: Mark data-race potential for rcu_barrier...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcutorture: Make kvm-recheck-rcu.sh handle truncated...
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Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcutorture: Add KCSAN stubs
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Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu: Remove self-stack-trace when all quiescent states...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu: When GP kthread is starved, tag idle threads as...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu: Use data_race() for RCU expedited CPU stall-warning...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
ftrace: Use synchronize_rcu_tasks_rude() instead of...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu-tasks: Allow standalone use of TASKS_{TRACE_,}RCU
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Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu-tasks: Add IPI failure count to statistics
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Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcutorture: Add TRACE02 scenario enabling RCU Tasks...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu-tasks: Add count for idle tasks on offline CPUs
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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2020-04-27
Paul E. McKenney
rcu-tasks: Add rcu_dynticks_zero_in_eqs() effectiveness...
Signed-off-by:
Paul E. McKenney
<paulmck@kernel.org>
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