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Searched refs:rcu_state (Results 1 – 13 of 13) sorted by relevance

/linux-6.3-rc2/kernel/rcu/
A Dtree_stall.h156 WRITE_ONCE(rcu_state.jiffies_stall, in rcu_cpu_stall_reset()
170 WRITE_ONCE(rcu_state.gp_start, j); in record_gp_stall_check_time()
175 rcu_state.n_force_qs_gpstart = READ_ONCE(rcu_state.n_force_qs); in record_gp_stall_check_time()
200 rcu_state.name); in rcu_stall_kick_kthreads()
513 data_race(rcu_state.n_force_qs) - rcu_state.n_force_qs_gpstart, in print_cpu_stall_info()
530 rcu_state.name, j, in rcu_check_gp_kthread_starvation()
624 (long)rcu_seq_current(&rcu_state.gp_seq), totqlen, rcu_state.n_online_cpus); in print_other_cpu_stall()
685 (long)rcu_seq_current(&rcu_state.gp_seq), totqlen, rcu_state.n_online_cpus); in print_cpu_stall()
748 gs1 = READ_ONCE(rcu_state.gp_seq); in check_cpu_stall()
754 gs2 = READ_ONCE(rcu_state.gp_seq); in check_cpu_stall()
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A Dtree.c84 static struct rcu_state rcu_state = { variable
1028 WRITE_ONCE(rcu_state.gp_wake_seq, READ_ONCE(rcu_state.gp_seq)); in rcu_gp_kthread_wake()
1557 WRITE_ONCE(rcu_state.n_force_qs, rcu_state.n_force_qs + 1); in rcu_gp_fqs()
1605 trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, in rcu_gp_fqs_loop()
1628 trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, in rcu_gp_fqs_loop()
1636 trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, in rcu_gp_fqs_loop()
1647 trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, in rcu_gp_fqs_loop()
1677 gp_duration = rcu_state.gp_end - rcu_state.gp_start; in rcu_gp_cleanup()
1788 trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, in rcu_gp_kthread()
1802 trace_rcu_grace_period(rcu_state.name, rcu_state.gp_seq, in rcu_gp_kthread()
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A Dtree_exp.h21 rcu_seq_start(&rcu_state.expedited_sequence); in rcu_exp_gp_seq_start()
40 rcu_seq_end(&rcu_state.expedited_sequence); in rcu_exp_gp_seq_end()
87 if (likely(ncpus == rcu_state.ncpus_snap)) in sync_exp_reset_tree_hotplug()
89 rcu_state.ncpus_snap = ncpus; in sync_exp_reset_tree_hotplug()
204 swake_up_one(&rcu_state.expedited_wq); in __rcu_report_exp_rnp()
293 mutex_trylock(&rcu_state.exp_mutex)) in exp_funnel_lock()
325 mutex_lock(&rcu_state.exp_mutex); in exp_funnel_lock()
328 mutex_unlock(&rcu_state.exp_mutex); in exp_funnel_lock()
629 rcu_state.name); in synchronize_rcu_expedited_wait()
697 mutex_lock(&rcu_state.exp_wake_mutex); in rcu_exp_wait_wake()
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A Dtree_nocb.h72 rcu_state.nocb_is_setup = true; in rcu_nocb_setup()
1212 mutex_lock(&rcu_state.barrier_mutex); in rcu_nocb_cpu_deoffload()
1223 mutex_unlock(&rcu_state.barrier_mutex); in rcu_nocb_cpu_deoffload()
1297 mutex_lock(&rcu_state.barrier_mutex); in rcu_nocb_cpu_offload()
1308 mutex_unlock(&rcu_state.barrier_mutex); in rcu_nocb_cpu_offload()
1376 !rcu_state.nocb_is_setup && !cpumask) in rcu_init_nohz()
1388 rcu_state.nocb_is_setup = true; in rcu_init_nohz()
1391 if (!rcu_state.nocb_is_setup) in rcu_init_nohz()
1474 "rcuo%c/%d", rcu_state.abbr, cpu); in rcu_spawn_cpu_nocb_kthread()
1485 mutex_lock(&rcu_state.barrier_mutex); in rcu_spawn_cpu_nocb_kthread()
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A Drcu.h331 #define rcu_first_leaf_node() (rcu_state.level[rcu_num_lvls - 1])
337 #define rcu_is_last_leaf_node(rnp) ((rnp) == &rcu_state.node[rcu_num_nodes - 1])
348 srcu_for_each_node_breadth_first(&rcu_state, rnp)
358 (rnp) < &rcu_state.node[rcu_num_nodes]; (rnp)++)
A Dtree_plugin.h28 !(lockdep_is_held(&rcu_state.barrier_mutex) || in rcu_rdp_is_offloaded()
335 trace_rcu_preempt_task(rcu_state.name, in rcu_note_context_switch()
403 if (IS_ENABLED(CONFIG_RCU_STRICT_GRACE_PERIOD) && rcu_state.gp_kthread) in __rcu_read_lock()
742 time_after(jiffies, rcu_state.gp_start + HZ)) in rcu_flavor_sched_clock_irq()
822 if (irqs_disabled() || preempt_count() || !rcu_state.gp_kthread) in rcu_read_unlock_strict()
1163 (!time_after(rnp->boost_time, jiffies) || rcu_state.cbovld || in rcu_initiate_boost()
1291 time_before(jiffies, READ_ONCE(rcu_state.gp_start) + HZ))) in rcu_nohz_full_cpu()
A Dtree.h329 struct rcu_state { struct
/linux-6.3-rc2/Documentation/RCU/Design/Data-Structures/
A DData-Structures.rst27 This diagram shows an enclosing ``rcu_state`` structure containing a tree
154 #. ``rcu_state``: This structure forms the interconnection between the
189 following sections give more details on the ``rcu_state``, ``rcu_node``
192 The ``rcu_state`` Structure
195 The ``rcu_state`` structure is the base structure that represents the
202 A few of the ``rcu_state`` structure's fields are discussed, singly and
209 This portion of the ``rcu_state`` structure is declared as follows:
268 This portion of the ``rcu_state`` structure is declared as follows:
292 This portion of the ``rcu_state`` structure is declared as follows:
836 in the ``rcu_state`` and ``rcu_node`` structures. The
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/linux-6.3-rc2/net/sched/
A Dsch_generic.c1560 cond_synchronize_rcu(miniq->rcu_state); in mini_qdisc_pair_swap()
1561 else if (!poll_state_synchronize_rcu(miniq->rcu_state)) in mini_qdisc_pair_swap()
1573 miniq_old->rcu_state = start_poll_synchronize_rcu(); in mini_qdisc_pair_swap()
1592 miniqp->miniq1.rcu_state = get_state_synchronize_rcu(); in mini_qdisc_pair_init()
1593 miniqp->miniq2.rcu_state = miniqp->miniq1.rcu_state; in mini_qdisc_pair_init()
/linux-6.3-rc2/Documentation/RCU/Design/Expedited-Grace-Periods/
A DExpedited-Grace-Periods.rst150 ``rcu_state`` structure's ``->ncpus`` field. The ``rcu_state``
160 ``rcu_state`` structure's ``->ncpus`` and ``->ncpus_snap`` fields are
259 ``->expedited_sequence`` in the ``rcu_state`` structure. This counter
309 respectively. The current value of the ``rcu_state`` structure's
351 Task A now acquires the ``rcu_state`` structure's ``->exp_mutex`` and
/linux-6.3-rc2/Documentation/RCU/Design/Memory-Ordering/
A DTree-RCU-Memory-Ordering.rst341 advance the ``rcu_state`` structure's ``->gp_seq`` grace-period-number
370 to the newly advanced value from the ``rcu_state`` structure, as shown
379 ``rcu_state`` structure's ``->gp_seq`` field) before setting each leaf
567 ``rcu_state`` structure's ``->gp_seq`` field. The ordering effects are
586 | once the ``rcu_state`` structure's ``->gp_seq`` field has been |
/linux-6.3-rc2/include/net/
A Dsch_generic.h1262 unsigned long rcu_state; member
/linux-6.3-rc2/Documentation/RCU/
A Dstallwarn.rst241 possible for an rcu_state stall to be caused by both CPUs *and* tasks,

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