548 	struct cpuset *cp;  in update_domain_attr_tree()  local
552 	cpuset_for_each_descendant_pre(cp, pos_css, root_cs) {  in update_domain_attr_tree()
554 		if (cpumask_empty(cp->cpus_allowed)) {  in update_domain_attr_tree()
559 		if (is_sched_load_balance(cp))  in update_domain_attr_tree()
560 			update_domain_attr(dattr, cp);  in update_domain_attr_tree()
622 	struct cpuset *cp;	/* scans q */  in generate_sched_domains()  local
653 	csa = kmalloc(nr_cpusets() * sizeof(cp), GFP_KERNEL);  in generate_sched_domains()
659 	cpuset_for_each_descendant_pre(cp, pos_css, &top_cpuset) {  in generate_sched_domains()
660 		if (cp == &top_cpuset)  in generate_sched_domains()
670 		if (!cpumask_empty(cp->cpus_allowed) &&  in generate_sched_domains()
671 		    !is_sched_load_balance(cp))  in generate_sched_domains()
674 		if (is_sched_load_balance(cp))  in generate_sched_domains()
675 			csa[csn++] = cp;  in generate_sched_domains()
861 	struct cpuset *cp;  in update_cpumasks_hier()  local
866 	cpuset_for_each_descendant_pre(cp, pos_css, cs) {  in update_cpumasks_hier()
867 		struct cpuset *parent = parent_cs(cp);  in update_cpumasks_hier()
869 		cpumask_and(new_cpus, cp->cpus_allowed, parent->effective_cpus);  in update_cpumasks_hier()
875 		if (cgroup_on_dfl(cp->css.cgroup) && cpumask_empty(new_cpus))  in update_cpumasks_hier()
879 		if (cpumask_equal(new_cpus, cp->effective_cpus)) {  in update_cpumasks_hier()
884 		if (!css_tryget_online(&cp->css))  in update_cpumasks_hier()
889 		cpumask_copy(cp->effective_cpus, new_cpus);  in update_cpumasks_hier()
892 		WARN_ON(!cgroup_on_dfl(cp->css.cgroup) &&  in update_cpumasks_hier()
893 			!cpumask_equal(cp->cpus_allowed, cp->effective_cpus));  in update_cpumasks_hier()
895 		update_tasks_cpumask(cp);  in update_cpumasks_hier()
901 		if (!cpumask_empty(cp->cpus_allowed) &&  in update_cpumasks_hier()
902 		    is_sched_load_balance(cp))  in update_cpumasks_hier()
906 		css_put(&cp->css);  in update_cpumasks_hier()
1120 	struct cpuset *cp;  in update_nodemasks_hier()  local
1124 	cpuset_for_each_descendant_pre(cp, pos_css, cs) {  in update_nodemasks_hier()
1125 		struct cpuset *parent = parent_cs(cp);  in update_nodemasks_hier()
1127 		nodes_and(*new_mems, cp->mems_allowed, parent->effective_mems);  in update_nodemasks_hier()
1133 		if (cgroup_on_dfl(cp->css.cgroup) && nodes_empty(*new_mems))  in update_nodemasks_hier()
1137 		if (nodes_equal(*new_mems, cp->effective_mems)) {  in update_nodemasks_hier()
1142 		if (!css_tryget_online(&cp->css))  in update_nodemasks_hier()
1147 		cp->effective_mems = *new_mems;  in update_nodemasks_hier()
1150 		WARN_ON(!cgroup_on_dfl(cp->css.cgroup) &&  in update_nodemasks_hier()
1151 			!nodes_equal(cp->mems_allowed, cp->effective_mems));  in update_nodemasks_hier()
1153 		update_tasks_nodemask(cp);  in update_nodemasks_hier()
1156 		css_put(&cp->css);  in update_nodemasks_hier()