free_rootdomain   474 kernel/sched/topology.c 		call_rcu(&old_rd->rcu, free_rootdomain);
free_rootdomain   487 kernel/sched/topology.c 	call_rcu(&rd->rcu, free_rootdomain);
free_rootdomain  1226 kernel/sched/topology.c 			free_rootdomain(&d->rd->rcu);