wq_subsys 5547 kernel/workqueue.c static struct bus_type wq_subsys = { wq_subsys 5590 kernel/workqueue.c err = subsys_virtual_register(&wq_subsys, NULL); wq_subsys 5594 kernel/workqueue.c return device_create_file(wq_subsys.dev_root, &wq_sysfs_cpumask_attr); wq_subsys 5638 kernel/workqueue.c wq_dev->dev.bus = &wq_subsys;