123 	} teardown;  member
160 		if (!(bringup ? step->startup.single : step->teardown.single))  in cpuhp_invoke_callback()
168 		cb = bringup ? step->startup.single : step->teardown.single;  in cpuhp_invoke_callback()
176 	cbm = bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
212 	cbm = !bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
1374 		.teardown.single	= NULL,
1380 		.teardown.single	= NULL,
1386 		.teardown.single	= perf_event_exit_cpu,
1391 		.teardown.single	= NULL,
1396 		.teardown.single	= hrtimers_dead_cpu,
1401 		.teardown.single	= smpcfd_dead_cpu,
1406 		.teardown.single	= NULL,
1411 		.teardown.single	= slab_dead_cpu,
1416 		.teardown.single	= rcutree_dead_cpu,
1426 		.teardown.single	= timers_dead_cpu,
1432 		.teardown.single	= NULL,
1451 		.teardown.single	= sched_cpu_dying,
1456 		.teardown.single	= rcutree_dying_cpu,
1461 		.teardown.single	= smpcfd_dying_cpu,
1475 		.teardown.single	= takedown_cpu,
1482 		.teardown.single	= smpboot_park_threads,
1487 		.teardown.single	= NULL,
1492 		.teardown.single	= perf_event_exit_cpu,
1497 		.teardown.single	= lockup_detector_offline_cpu,
1502 		.teardown.single	= workqueue_offline_cpu,
1507 		.teardown.single	= rcutree_offline_cpu,
1519 		.teardown.single	= sched_cpu_deactivate,
1527 		.teardown.single	= NULL,
1572 				 int (*teardown)(unsigned int cpu),  in cpuhp_store_callbacks()
1600 	sp->teardown.single = teardown;  in cpuhp_store_callbacks()
1609 	return cpuhp_get_step(state)->teardown.single;  in cpuhp_get_teardown_cb()
1627 	    (!bringup && !sp->teardown.single))  in cpuhp_issue_call()
1701 			if (sp->teardown.multi)  in __cpuhp_state_add_instance_cpuslocked()
1746 				   int (*teardown)(unsigned int cpu),  in __cpuhp_setup_state_cpuslocked()
1759 	ret = cpuhp_store_callbacks(state, name, startup, teardown,  in __cpuhp_setup_state_cpuslocked()
1784 			if (teardown)  in __cpuhp_setup_state_cpuslocked()
1805 			int (*teardown)(unsigned int cpu),  in __cpuhp_setup_state()
1812 					     teardown, multi_instance);  in __cpuhp_setup_state()
1998 	if (!sp->startup.single && !sp->teardown.single)  in write_cpuhp_fail()