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Searched refs:rcu_data (Results 1 – 10 of 10) sorted by relevance

/Linux-v5.15/kernel/rcu/
Dtree_nocb.h19 static inline int rcu_lockdep_is_held_nocb(struct rcu_data *rdp) in rcu_lockdep_is_held_nocb()
24 static inline bool rcu_current_is_nocb_kthread(struct rcu_data *rdp) in rcu_current_is_nocb_kthread()
94 static void rcu_nocb_bypass_lock(struct rcu_data *rdp) in rcu_nocb_bypass_lock()
118 static void rcu_nocb_wait_contended(struct rcu_data *rdp) in rcu_nocb_wait_contended()
129 static bool rcu_nocb_bypass_trylock(struct rcu_data *rdp) in rcu_nocb_bypass_trylock()
138 static void rcu_nocb_bypass_unlock(struct rcu_data *rdp) in rcu_nocb_bypass_unlock()
149 static void rcu_nocb_lock(struct rcu_data *rdp) in rcu_nocb_lock()
161 static void rcu_nocb_unlock(struct rcu_data *rdp) in rcu_nocb_unlock()
173 static void rcu_nocb_unlock_irqrestore(struct rcu_data *rdp, in rcu_nocb_unlock_irqrestore()
185 static void rcu_lockdep_assert_cblist_protected(struct rcu_data *rdp) in rcu_lockdep_assert_cblist_protected()
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Dtree.h152 struct rcu_data { struct
230 struct rcu_data *nocb_next_cb_rdp; argument
234 struct rcu_data *nocb_gp_rdp ____cacheline_internodealigned_in_smp; argument
427 static void zero_cpu_stall_ticks(struct rcu_data *rdp);
431 static bool rcu_nocb_flush_bypass(struct rcu_data *rdp, struct rcu_head *rhp,
433 static bool rcu_nocb_try_bypass(struct rcu_data *rdp, struct rcu_head *rhp,
435 static void __call_rcu_nocb_wake(struct rcu_data *rdp, bool was_empty,
437 static int rcu_nocb_need_deferred_wakeup(struct rcu_data *rdp, int level);
438 static bool do_nocb_deferred_wakeup(struct rcu_data *rdp);
439 static void rcu_boot_init_nocb_percpu_data(struct rcu_data *rdp);
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Dtree_plugin.h16 static bool rcu_rdp_is_offloaded(struct rcu_data *rdp) in rcu_rdp_is_offloaded()
31 (rdp == this_cpu_ptr(&rcu_data) && in rcu_rdp_is_offloaded()
153 static void rcu_preempt_ctxt_queue(struct rcu_node *rnp, struct rcu_data *rdp) in rcu_preempt_ctxt_queue()
285 if (__this_cpu_read(rcu_data.cpu_no_qs.s)) { in rcu_qs()
287 __this_cpu_read(rcu_data.gp_seq), in rcu_qs()
289 __this_cpu_write(rcu_data.cpu_no_qs.b.norm, false); in rcu_qs()
311 struct rcu_data *rdp = this_cpu_ptr(&rcu_data); in rcu_note_context_switch()
469 struct rcu_data *rdp; in rcu_preempt_deferred_qs_irqrestore()
479 rdp = this_cpu_ptr(&rcu_data); in rcu_preempt_deferred_qs_irqrestore()
583 return (__this_cpu_read(rcu_data.exp_deferred_qs) || in rcu_preempt_need_deferred_qs()
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Dtree.c77 static DEFINE_PER_CPU_SHARED_ALIGNED(struct rcu_data, rcu_data) = {
151 static void rcu_report_exp_rdp(struct rcu_data *rdp);
153 static void check_cb_ovld_locked(struct rcu_data *rdp, struct rcu_node *rnp);
154 static bool rcu_rdp_is_offloaded(struct rcu_data *rdp);
240 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); in rcu_get_n_cbs_cpu()
260 return arch_atomic_add_return(incby, this_cpu_ptr(&rcu_data.dynticks)); in rcu_dynticks_inc()
316 struct rcu_data *rdp = this_cpu_ptr(&rcu_data); in rcu_dynticks_eqs_online()
330 return !(atomic_read(this_cpu_ptr(&rcu_data.dynticks)) & 0x1); in rcu_dynticks_curr_cpu_in_eqs()
337 static int rcu_dynticks_snap(struct rcu_data *rdp) in rcu_dynticks_snap()
355 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); in rcu_is_idle_cpu()
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Dtree_exp.h235 struct rcu_data *rdp; in rcu_report_exp_cpu_mult()
244 rdp = per_cpu_ptr(&rcu_data, cpu); in rcu_report_exp_cpu_mult()
256 static void rcu_report_exp_rdp(struct rcu_data *rdp) in rcu_report_exp_rdp()
282 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, raw_smp_processor_id()); in exp_funnel_lock()
353 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); in sync_rcu_exp_select_node_cpus()
381 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); in sync_rcu_exp_select_node_cpus()
493 struct rcu_data *rdp; in synchronize_rcu_expedited_wait()
505 rdp = per_cpu_ptr(&rcu_data, cpu); in synchronize_rcu_expedited_wait()
531 struct rcu_data *rdp; in synchronize_rcu_expedited_wait()
537 rdp = per_cpu_ptr(&rcu_data, cpu); in synchronize_rcu_expedited_wait()
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Dtree_stall.h151 static void zero_cpu_stall_ticks(struct rcu_data *rdp) in zero_cpu_stall_ticks()
186 struct rcu_data *rdp; in rcu_iw_handler()
189 rdp = container_of(iwp, struct rcu_data, rcu_iw); in rcu_iw_handler()
354 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); in print_cpu_stall_fast_no_hz()
418 struct rcu_data *rdp = per_cpu_ptr(&rcu_data, cpu); in print_cpu_stall_info()
597 struct rcu_data *rdp = this_cpu_ptr(&rcu_data); in print_cpu_stall()
649 static void check_cpu_stall(struct rcu_data *rdp) in check_cpu_stall()
814 struct rcu_data *rdp; in show_rcu_gp_kthreads()
850 rdp = per_cpu_ptr(&rcu_data, cpu); in show_rcu_gp_kthreads()
860 rdp = per_cpu_ptr(&rcu_data, cpu); in show_rcu_gp_kthreads()
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/Linux-v5.15/Documentation/RCU/Design/Data-Structures/
DData-Structures.rst29 to 16 ``rcu_data`` structures associated with it, so that there are
30 ``NR_CPUS`` number of ``rcu_data`` structures, one for each possible CPU.
42 Quiescent states are recorded by the per-CPU ``rcu_data`` structures,
124 ``rcu_head`` structures, which are queued on ``rcu_data`` structures
140 #. The fields in ``rcu_data`` are private to the corresponding CPU,
155 ``rcu_node`` and ``rcu_data`` structures, tracks grace periods,
173 #. ``rcu_data``: This per-CPU structure is the focus of quiescent-state
190 and ``rcu_data`` data structures.
197 between the ``rcu_node`` and ``rcu_data`` structures, tracks grace
206 Relationship to rcu_node and rcu_data Structures
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/Linux-v5.15/Documentation/RCU/
Drcubarrier.rst245 4 struct rcu_data *rdp = &per_cpu(rcu_data, cpu);
253 Lines 3 and 4 locate RCU's internal per-CPU rcu_data structure,
/Linux-v5.15/tools/memory-model/Documentation/
Dsimple.txt127 within its instance of the per-CPU rcu_data structure, and then uses data
/Linux-v5.15/Documentation/RCU/Design/Memory-Ordering/
DTree-RCU-Memory-Ordering.rst205 4 struct rcu_data *rdp;