150 static bool cpuhp_step_empty(bool bringup, struct cpuhp_step *step)  in cpuhp_step_empty()  argument
152 	return bringup ? !step->startup.single : !step->teardown.single;  in cpuhp_step_empty()
172 	struct cpuhp_step *step = cpuhp_get_step(state);  in cpuhp_invoke_callback()  local
182 	if (cpuhp_step_empty(bringup, step)) {  in cpuhp_invoke_callback()
187 	if (!step->multi_instance) {  in cpuhp_invoke_callback()
189 		cb = bringup ? step->startup.single : step->teardown.single;  in cpuhp_invoke_callback()
196 	cbm = bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
209 	hlist_for_each(node, &step->list) {  in cpuhp_invoke_callback()
230 	cbm = !bringup ? step->startup.multi : step->teardown.multi;  in cpuhp_invoke_callback()
234 	hlist_for_each(node, &step->list) {  in cpuhp_invoke_callback()
1921 	struct cpuhp_step *step;  in cpuhp_reserve_state()  local
1925 		step = cpuhp_hp_states + CPUHP_AP_ONLINE_DYN;  in cpuhp_reserve_state()
1929 		step = cpuhp_hp_states + CPUHP_BP_PREPARE_DYN;  in cpuhp_reserve_state()
1936 	for (i = state; i <= end; i++, step++) {  in cpuhp_reserve_state()
1937 		if (!step->name)  in cpuhp_reserve_state()