show_rcu_gp_kthreads

Name:Show the state of the grace-period kthreads.

Proto:void show_rcu_gp_kthreads(void)

Type:void

Parameter:Nothing

562

563

ja = j - READ_ONCE(Time of last GP kthread )

564

jr = j - READ_ONCE(Time of last GP request )

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jw = j - READ_ONCE(Last GP kthread wake. )

566

pr_info("%s: wait state: %s(%d) ->state: %#lx delta ->gp_activity %lu ->gp_req_activity %lu ->gp_wake_time %lu ->gp_wake_seq %ld ->gp_seq %ld ->gp_seq_needed %ld ->gp_flags %#x\n", Name of structure. , Convert a ->gp_state value to a character string., GP kthread sleep state. , Task for grace periods. ? run state : 0x1ffffL, ja, jr, jw, (long)READ_ONCE(->gp_seq at ^^^. ), (long)READ_ONCE(Grace-period sequence #. ), (long)READ_ONCE(Track furthest future GP request. ), READ_ONCE(Commands for GP task. ))

574

rcu_for_each_node_breadth_first(rnp)

575

If ULONG_CMP_GE(Grace-period sequence #. , Track furthest future GP request. ) Then Continue

577

pr_info("\trcu_node %d:%d ->gp_seq %ld ->gp_seq_needed %ld\n", lowest-numbered CPU or group here. , highest-numbered CPU or group here. , (long)Track rsp->rcu_gp_seq. , (long)Track furthest future GP request. )

580

If Not Is this rcu_node a leaf? (rnp) Then Continue

583

rdp = per_cpu_ptr( & rcu_data, cpu)

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If Possible ->gp_seq wrap. || ULONG_CMP_GE(Grace-period sequence #. , Track furthest future GP request. ) Then Continue

588

pr_info("\tcpu %d ->gp_seq_needed %ld\n", cpu, (long)Track furthest future GP request. )

592

for_each_possible_cpu(cpu)

593

rdp = per_cpu_ptr( & rcu_data, cpu)

594

If Is the specified rcu_segcblist offloaded? Then show_rcu_nocb_state(rdp)

**Caller**
Name	Describe
rcu_torture_cleanup

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