port_attribute_group 1294 drivers/char/virtio_console.c static const struct attribute_group port_attribute_group = { port_attribute_group 1550 drivers/char/virtio_console.c sysfs_remove_group(&port->dev->kobj, &port_attribute_group); port_attribute_group 1686 drivers/char/virtio_console.c &port_attribute_group);