57 	enum cpuhp_state	state;
58 	enum cpuhp_state	target;
59 	enum cpuhp_state	fail;
68 	enum cpuhp_state	cb_state;
75 static DEFINE_PER_CPU(struct cpuhp_cpu_state, cpuhp_state) = {
133 static struct cpuhp_step *cpuhp_get_step(enum cpuhp_state state)  in cpuhp_get_step()
148 static int cpuhp_invoke_callback(unsigned int cpu, enum cpuhp_state state,  in cpuhp_invoke_callback()
152 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in cpuhp_invoke_callback()
233 static bool cpuhp_is_ap_state(enum cpuhp_state state)  in cpuhp_is_ap_state()
257 static bool cpuhp_is_atomic_state(enum cpuhp_state state)  in cpuhp_is_atomic_state()
453 static inline enum cpuhp_state
454 cpuhp_set_state(struct cpuhp_cpu_state *st, enum cpuhp_state target)  in cpuhp_set_state()
456 	enum cpuhp_state prev_state = st->state;  in cpuhp_set_state()
469 cpuhp_reset_state(struct cpuhp_cpu_state *st, enum cpuhp_state prev_state)  in cpuhp_reset_state()
505 static int cpuhp_kick_ap(struct cpuhp_cpu_state *st, enum cpuhp_state target)  in cpuhp_kick_ap()
507 	enum cpuhp_state prev_state;  in cpuhp_kick_ap()
522 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in bringup_wait_for_ap()
608 			      enum cpuhp_state target)  in cpuhp_up_callbacks()
610 	enum cpuhp_state prev_state = st->state;  in cpuhp_up_callbacks()
632 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in cpuhp_create()
640 	struct cpuhp_cpu_state *st = this_cpu_ptr(&cpuhp_state);  in cpuhp_should_run()
661 	struct cpuhp_cpu_state *st = this_cpu_ptr(&cpuhp_state);  in cpuhp_thread_fun()
663 	enum cpuhp_state state;  in cpuhp_thread_fun()
733 cpuhp_invoke_ap_callback(int cpu, enum cpuhp_state state, bool bringup,  in cpuhp_invoke_ap_callback()
736 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in cpuhp_invoke_ap_callback()
785 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in cpuhp_kick_ap_work()
786 	enum cpuhp_state prev_state = st->state;  in cpuhp_kick_ap_work()
803 	.store			= &cpuhp_state.thread,
814 	kthread_unpark(this_cpu_read(cpuhp_state.thread));  in cpuhp_threads_init()
866 	struct cpuhp_cpu_state *st = this_cpu_ptr(&cpuhp_state);  in take_cpu_down()
867 	enum cpuhp_state target = max((int)st->target, CPUHP_AP_OFFLINE);  in take_cpu_down()
902 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in takedown_cpu()
906 	kthread_park(per_cpu_ptr(&cpuhp_state, cpu)->thread);  in takedown_cpu()
922 		kthread_unpark(per_cpu_ptr(&cpuhp_state, cpu)->thread);  in takedown_cpu()
958 	struct cpuhp_cpu_state *st = this_cpu_ptr(&cpuhp_state);  in cpuhp_report_idle_dead()
978 				enum cpuhp_state target)  in cpuhp_down_callbacks()
980 	enum cpuhp_state prev_state = st->state;  in cpuhp_down_callbacks()
997 			   enum cpuhp_state target)  in _cpu_down()
999 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in _cpu_down()
1057 static int cpu_down_maps_locked(unsigned int cpu, enum cpuhp_state target)  in cpu_down_maps_locked()
1064 static int cpu_down(unsigned int cpu, enum cpuhp_state target)  in cpu_down()
1154 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in notify_cpu_starting()
1155 	enum cpuhp_state target = min((int)st->target, CPUHP_AP_ONLINE);  in notify_cpu_starting()
1175 void cpuhp_online_idle(enum cpuhp_state state)  in cpuhp_online_idle()
1177 	struct cpuhp_cpu_state *st = this_cpu_ptr(&cpuhp_state);  in cpuhp_online_idle()
1194 static int _cpu_up(unsigned int cpu, int tasks_frozen, enum cpuhp_state target)  in _cpu_up()
1196 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in _cpu_up()
1253 static int cpu_up(unsigned int cpu, enum cpuhp_state target)  in cpu_up()
1672 static int cpuhp_cb_check(enum cpuhp_state state)  in cpuhp_cb_check()
1684 static int cpuhp_reserve_state(enum cpuhp_state state)  in cpuhp_reserve_state()
1686 	enum cpuhp_state i, end;  in cpuhp_reserve_state()
1710 static int cpuhp_store_callbacks(enum cpuhp_state state, const char *name,  in cpuhp_store_callbacks()
1747 static void *cpuhp_get_teardown_cb(enum cpuhp_state state)  in cpuhp_get_teardown_cb()
1756 static int cpuhp_issue_call(int cpu, enum cpuhp_state state, bool bringup,  in cpuhp_issue_call()
1790 static void cpuhp_rollback_install(int failedcpu, enum cpuhp_state state,  in cpuhp_rollback_install()
1797 		struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in cpuhp_rollback_install()
1809 int __cpuhp_state_add_instance_cpuslocked(enum cpuhp_state state,  in __cpuhp_state_add_instance_cpuslocked()
1833 		struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in __cpuhp_state_add_instance_cpuslocked()
1854 int __cpuhp_state_add_instance(enum cpuhp_state state, struct hlist_node *node,  in __cpuhp_state_add_instance()
1883 int __cpuhp_setup_state_cpuslocked(enum cpuhp_state state,  in __cpuhp_setup_state_cpuslocked()
1916 		struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in __cpuhp_setup_state_cpuslocked()
1942 int __cpuhp_setup_state(enum cpuhp_state state,  in __cpuhp_setup_state()
1958 int __cpuhp_state_remove_instance(enum cpuhp_state state,  in __cpuhp_state_remove_instance()
1980 		struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in __cpuhp_state_remove_instance()
2006 void __cpuhp_remove_state_cpuslocked(enum cpuhp_state state, bool invoke)  in __cpuhp_remove_state_cpuslocked()
2032 		struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, cpu);  in __cpuhp_remove_state_cpuslocked()
2044 void __cpuhp_remove_state(enum cpuhp_state state, bool invoke)  in __cpuhp_remove_state()
2128 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, dev->id);  in show_cpuhp_state()
2138 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, dev->id);  in write_cpuhp_target()
2177 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, dev->id);  in show_cpuhp_target()
2188 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, dev->id);  in write_cpuhp_fail()
2224 	struct cpuhp_cpu_state *st = per_cpu_ptr(&cpuhp_state, dev->id);  in show_cpuhp_fail()
2514 	this_cpu_write(cpuhp_state.state, CPUHP_ONLINE);  in boot_cpu_hotplug_init()