546 	struct cpuset *cp;  in update_domain_attr_tree()  local
550 	cpuset_for_each_descendant_pre(cp, pos_css, root_cs) {  in update_domain_attr_tree()
552 		if (cpumask_empty(cp->cpus_allowed)) {  in update_domain_attr_tree()
557 		if (is_sched_load_balance(cp))  in update_domain_attr_tree()
558 			update_domain_attr(dattr, cp);  in update_domain_attr_tree()
620 	struct cpuset *cp;	/* scans q */  in generate_sched_domains()  local
657 	csa = kmalloc(nr_cpusets() * sizeof(cp), GFP_KERNEL);  in generate_sched_domains()
663 	cpuset_for_each_descendant_pre(cp, pos_css, &top_cpuset) {  in generate_sched_domains()
664 		if (cp == &top_cpuset)  in generate_sched_domains()
674 		if (!cpumask_empty(cp->cpus_allowed) &&  in generate_sched_domains()
675 		    !(is_sched_load_balance(cp) &&  in generate_sched_domains()
676 		      cpumask_intersects(cp->cpus_allowed, non_isolated_cpus)))  in generate_sched_domains()
679 		if (is_sched_load_balance(cp))  in generate_sched_domains()
680 			csa[csn++] = cp;  in generate_sched_domains()
868 	struct cpuset *cp;  in update_cpumasks_hier()  local
873 	cpuset_for_each_descendant_pre(cp, pos_css, cs) {  in update_cpumasks_hier()
874 		struct cpuset *parent = parent_cs(cp);  in update_cpumasks_hier()
876 		cpumask_and(new_cpus, cp->cpus_allowed, parent->effective_cpus);  in update_cpumasks_hier()
882 		if (cgroup_on_dfl(cp->css.cgroup) && cpumask_empty(new_cpus))  in update_cpumasks_hier()
886 		if (cpumask_equal(new_cpus, cp->effective_cpus)) {  in update_cpumasks_hier()
891 		if (!css_tryget_online(&cp->css))  in update_cpumasks_hier()
896 		cpumask_copy(cp->effective_cpus, new_cpus);  in update_cpumasks_hier()
899 		WARN_ON(!cgroup_on_dfl(cp->css.cgroup) &&  in update_cpumasks_hier()
900 			!cpumask_equal(cp->cpus_allowed, cp->effective_cpus));  in update_cpumasks_hier()
902 		update_tasks_cpumask(cp);  in update_cpumasks_hier()
908 		if (!cpumask_empty(cp->cpus_allowed) &&  in update_cpumasks_hier()
909 		    is_sched_load_balance(cp))  in update_cpumasks_hier()
913 		css_put(&cp->css);  in update_cpumasks_hier()
1125 	struct cpuset *cp;  in update_nodemasks_hier()  local
1129 	cpuset_for_each_descendant_pre(cp, pos_css, cs) {  in update_nodemasks_hier()
1130 		struct cpuset *parent = parent_cs(cp);  in update_nodemasks_hier()
1132 		nodes_and(*new_mems, cp->mems_allowed, parent->effective_mems);  in update_nodemasks_hier()
1138 		if (cgroup_on_dfl(cp->css.cgroup) && nodes_empty(*new_mems))  in update_nodemasks_hier()
1142 		if (nodes_equal(*new_mems, cp->effective_mems)) {  in update_nodemasks_hier()
1147 		if (!css_tryget_online(&cp->css))  in update_nodemasks_hier()
1152 		cp->effective_mems = *new_mems;  in update_nodemasks_hier()
1155 		WARN_ON(!cgroup_on_dfl(cp->css.cgroup) &&  in update_nodemasks_hier()
1156 			!nodes_equal(cp->mems_allowed, cp->effective_mems));  in update_nodemasks_hier()
1158 		update_tasks_nodemask(cp);  in update_nodemasks_hier()
1161 		css_put(&cp->css);  in update_nodemasks_hier()