mddev_stack_new_rdev
EXPORT_SYMBOL_GPL(mddev_stack_new_rdev);
int mddev_stack_new_rdev(struct mddev *mddev, struct md_rdev *rdev);
err = mddev_stack_new_rdev(mddev, rdev);
err = mddev_stack_new_rdev(mddev, rdev);
err = mddev_stack_new_rdev(mddev, rdev);