126 	} teardown;  member
163 		if (!(bringup ? step->startup.single : step->teardown.single))  in cpuhp_invoke_callback()
171 		cb = bringup ? step->startup.single : step->teardown.single;  in cpuhp_invoke_callback()
179 	cbm = bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
215 	cbm = !bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
1472 		.teardown.single	= NULL,
1478 		.teardown.single	= NULL,
1484 		.teardown.single	= perf_event_exit_cpu,
1489 		.teardown.single	= NULL,
1494 		.teardown.single	= hrtimers_dead_cpu,
1499 		.teardown.single	= smpcfd_dead_cpu,
1504 		.teardown.single	= NULL,
1509 		.teardown.single	= slab_dead_cpu,
1514 		.teardown.single	= rcutree_dead_cpu,
1524 		.teardown.single	= timers_dead_cpu,
1530 		.teardown.single	= finish_cpu,
1549 		.teardown.single	= sched_cpu_dying,
1554 		.teardown.single	= rcutree_dying_cpu,
1559 		.teardown.single	= smpcfd_dying_cpu,
1573 		.teardown.single	= takedown_cpu,
1580 		.teardown.single	= smpboot_park_threads,
1585 		.teardown.single	= NULL,
1590 		.teardown.single	= perf_event_exit_cpu,
1595 		.teardown.single	= lockup_detector_offline_cpu,
1600 		.teardown.single	= workqueue_offline_cpu,
1605 		.teardown.single	= rcutree_offline_cpu,
1617 		.teardown.single	= sched_cpu_deactivate,
1625 		.teardown.single	= NULL,
1670 				 int (*teardown)(unsigned int cpu),  in cpuhp_store_callbacks()
1698 	sp->teardown.single = teardown;  in cpuhp_store_callbacks()
1707 	return cpuhp_get_step(state)->teardown.single;  in cpuhp_get_teardown_cb()
1725 	    (!bringup && !sp->teardown.single))  in cpuhp_issue_call()
1799 			if (sp->teardown.multi)  in __cpuhp_state_add_instance_cpuslocked()
1844 				   int (*teardown)(unsigned int cpu),  in __cpuhp_setup_state_cpuslocked()
1857 	ret = cpuhp_store_callbacks(state, name, startup, teardown,  in __cpuhp_setup_state_cpuslocked()
1882 			if (teardown)  in __cpuhp_setup_state_cpuslocked()
1903 			int (*teardown)(unsigned int cpu),  in __cpuhp_setup_state()
1910 					     teardown, multi_instance);  in __cpuhp_setup_state()
2168 	if (!sp->startup.single && !sp->teardown.single)  in write_cpuhp_fail()