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rcu-tasks: Disable and enable CPU hotplug in same function
2022-06-21 Paul E. McKenneyrcu-tasks: Disable and enable CPU hotplug in same function
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-21 Paul E. McKenneyrcu-tasks: Eliminate RCU Tasks Trace IPIs to online...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-21 Paul E. McKenneyrcu-tasks: Maintain a count of tasks blocking RCU Tasks...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-21 Paul E. McKenneyrcu-tasks: Stop RCU Tasks Trace from scanning full...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Stop RCU Tasks Trace from scanning idle...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Pull in tasks blocked within RCU Tasks Trace...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Scan running tasks for RCU Tasks Trace readers
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Avoid rcu_tasks_trace_pertask() duplicate...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Move rcu_tasks_trace_pertask() before rcu_tasks_t...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Add blocked-task indicator to RCU Tasks...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Untrack blocked RCU Tasks Trace at reader end
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Track blocked RCU Tasks Trace readers
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Add data structures for lightweight grace...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Make RCU Tasks Trace stall warning handle...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Make RCU Tasks Trace stall warnings print...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Flag offline CPUs in RCU Tasks Trace stall...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Add slow-IPI indicator to RCU Tasks Trace...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Simplify trc_inspect_reader() QS logic
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Make rcu_note_context_switch() unconditionally...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: RCU Tasks Trace grace-period kthread has...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Handle idle tasks for recently offlined...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Idle tasks on offline CPUs are in quiescent...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Make trc_read_check_handler() fetch ->trc_reader_...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Remove rcu_tasks_trace_postgp() wait for...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Merge state into .b.need_qs and atomically...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Drive synchronous grace periods from calling...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Move synchronize_rcu_tasks_generic() down
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Split rcu_tasks_one_gp() from rcu_tasks_kthread()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-06-20 Paul E. McKenneyrcu-tasks: Check for abandoned callbacks
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-05-11 Paul E. McKenneyMerge branch 'exp.2022.05.11a' into HEAD
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2022-05-03 Paul E. McKenneyMerge branches 'docs.2022.04.20a', 'fixes.2022.04.20a...
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2022-05-03 Paul E. McKenneysrcu: Prevent expedited GPs and blocking readers from...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-05-03 Paul E. McKenneysrcu: Add contention check to call_srcu() srcu_data...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-05-03 Paul E. McKenneysrcu: Automatically determine size-transition strategy...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Make torture.sh allow for --kasan
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Make torture.sh refscale and rcuscale specify...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Make kvm.sh allow more memory for --kasan...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneytorture: Save "make allmodconfig" .config file
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyscftorture: Remove extraneous "scf" from per_version_boot_params
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Adjust scenarios' Kconfig options for CONFIG_PRE...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneytorture: Enable CSD-lock stall reports for scftorture
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneytorture: Skip vmlinux check for kvm-again.sh runs
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyscftorture: Adjust for TASKS_RCU Kconfig option being...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcuscale: Allow rcuscale without RCU Tasks Rude/Trace
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcuscale: Allow rcuscale without RCU Tasks
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrefscale: Allow refscale without RCU Tasks Rude/Trace
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrefscale: Allow refscale without RCU Tasks
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Allow specifying per-scenario stat_interval
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Add CONFIG_PREEMPT_DYNAMIC=n to TASKS02...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Allow rcutorture without RCU Tasks Rude
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Allow rcutorture without RCU Tasks
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcutorture: Allow rcutorture without RCU Tasks Trace
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcu: Make the TASKS_RCU Kconfig option be selected
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcu: Print number of online CPUs in RCU CPU stall-warning...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneyrcu: Add comments to final rcu_gp_cleanup() "if" statement
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneykernel/smp: Provide boot-time timeout for CSD lock...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-20 Paul E. McKenneydocs: Add documentation for rude and trace RCU flavors
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu: Check for jiffies going backwards
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu: Fix rcu_preempt_deferred_qs_irqrestore() strict...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu: Clarify fill-the-gap comment in rcu_segcblist_advance()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneytorture: Permit running of experimental torture types
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneytorture: Use "-o Batchmode=yes" to disable ssh password...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneytorture: Reposition so that $? collects ssh code in...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu: Make TASKS_RUDE_RCU select IRQ_WORK
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyscftorture: Fix distribution of short handler delays
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcutorture: Suppress debugging grace period delays...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneytorture: Add rcu_normal and rcu_expedited runs to torture.sh
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu-tasks: Handle sparse cpu_possible_mask in rcu_tasks_invo...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu-tasks: Make show_rcu_tasks_generic_gp_kthread(...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu-tasks: Restore use of timers for non-RT kernels
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu-tasks: Make Tasks RCU account for userspace execution
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-12 Paul E. McKenneyrcu-tasks: Print pre-stall-warning informational messages
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Add contention-triggered addition of srcu_node...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Create concurrency-safe helper for initiating...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Explain srcu_funnel_gp_start() call to list_add...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Prevent cleanup_srcu_struct() from freeing non...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Avoid NULL dereference in srcu_torture_stats_print()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Add boot-time control over srcu_node array allocation
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Use invalid initial value for srcu_node GP sequence...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Compute snp_seq earlier in srcu_funnel_gp_start()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Make rcutorture dump the SRCU size state
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Add size-state transitioning code
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Dynamically allocate srcu_node array
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Make Tree SRCU able to operate without snp_node...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Make srcu_funnel_gp_start() cache ->mynode in...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Fix s/is/if/ typo in srcu_node comment
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-04-11 Paul E. McKenneysrcu: Tighten cleanup_srcu_struct() GP checks
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-24 Paul E. McKenneyMerge branches 'exp.2022.02.24a', 'fixes.2022.02.14a...
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2022-02-14 Paul E. McKenneyrcu: Mark writes to the rcu_segcblist structure's ...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-14 Paul E. McKenneyrcu: Inline __call_rcu() into call_rcu()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-14 Paul E. McKenneyMAINTAINERS: Add Frederic and Neeraj to their RCU...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcutorture: Provide non-power-of-two Tasks RCU scenarios
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcutorture: Test SRCU size transitions
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneytorture: Make torture.sh help message match reality
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcu-tasks: Set ->percpu_enqueue_shift to zero upon...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcu-tasks: Use order_base_2() instead of ilog2()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcu: Create and use an rcu_rdp_cpu_online()
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcu: Make rcu_barrier() no longer block CPU-hotplug...
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcu: Rework rcu_barrier() and callback-migration logic
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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2022-02-08 Paul E. McKenneyrcu: Refactor rcu_barrier() empty-list handling
Signed-off-by: Paul E. McKenney <paulmck@kernel.org>
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