get_first_subsys 1222 kernel/cgroup.c 	get_first_subsys(cgrp, NULL, &subsys_id);
get_first_subsys 2625 kernel/cgroup.c 		get_first_subsys(&root->top_cgroup, NULL, &subsys_id);
get_first_subsys 2986 kernel/cgroup.c 	get_first_subsys(cgrp, NULL, &subsys_id);