CCWDEV_DO_PATHGROUP
CCWDEV_DO_PATHGROUP | CCWDEV_DO_MULTIPATH);
ccw_device_set_options(cdev, CCWDEV_DO_PATHGROUP |
cdev->private->options.pgroup = (flags & CCWDEV_DO_PATHGROUP) != 0;
cdev->private->options.pgroup |= (flags & CCWDEV_DO_PATHGROUP) != 0;
cdev->private->options.pgroup &= (flags & CCWDEV_DO_PATHGROUP) == 0;