118 	} teardown;  member
155 		if (!(bringup ? step->startup.single : step->teardown.single))  in cpuhp_invoke_callback()
163 		cb = bringup ? step->startup.single : step->teardown.single;  in cpuhp_invoke_callback()
171 	cbm = bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
207 	cbm = !bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
1309 		.teardown.single	= NULL,
1315 		.teardown.single	= NULL,
1321 		.teardown.single	= perf_event_exit_cpu,
1326 		.teardown.single	= NULL,
1331 		.teardown.single	= hrtimers_dead_cpu,
1336 		.teardown.single	= smpcfd_dead_cpu,
1341 		.teardown.single	= NULL,
1346 		.teardown.single	= slab_dead_cpu,
1351 		.teardown.single	= rcutree_dead_cpu,
1361 		.teardown.single	= timers_dead_cpu,
1367 		.teardown.single	= NULL,
1386 		.teardown.single	= sched_cpu_dying,
1391 		.teardown.single	= rcutree_dying_cpu,
1396 		.teardown.single	= smpcfd_dying_cpu,
1410 		.teardown.single	= takedown_cpu,
1417 		.teardown.single	= smpboot_park_threads,
1422 		.teardown.single	= NULL,
1427 		.teardown.single	= perf_event_exit_cpu,
1432 		.teardown.single	= lockup_detector_offline_cpu,
1437 		.teardown.single	= workqueue_offline_cpu,
1442 		.teardown.single	= rcutree_offline_cpu,
1454 		.teardown.single	= sched_cpu_deactivate,
1462 		.teardown.single	= NULL,
1507 				 int (*teardown)(unsigned int cpu),  in cpuhp_store_callbacks()
1535 	sp->teardown.single = teardown;  in cpuhp_store_callbacks()
1544 	return cpuhp_get_step(state)->teardown.single;  in cpuhp_get_teardown_cb()
1562 	    (!bringup && !sp->teardown.single))  in cpuhp_issue_call()
1636 			if (sp->teardown.multi)  in __cpuhp_state_add_instance_cpuslocked()
1681 				   int (*teardown)(unsigned int cpu),  in __cpuhp_setup_state_cpuslocked()
1694 	ret = cpuhp_store_callbacks(state, name, startup, teardown,  in __cpuhp_setup_state_cpuslocked()
1719 			if (teardown)  in __cpuhp_setup_state_cpuslocked()
1740 			int (*teardown)(unsigned int cpu),  in __cpuhp_setup_state()
1747 					     teardown, multi_instance);  in __cpuhp_setup_state()
1930 	if (!sp->startup.single && !sp->teardown.single)  in write_cpuhp_fail()