remove_and_add_spares
*spares = remove_and_add_spares(mddev, NULL);
remove_and_add_spares(mddev, NULL);
ret = remove_and_add_spares(mddev, rdev2);
remove_and_add_spares(rdev->mddev, rdev);
remove_and_add_spares(rdev->mddev, rdev);
remove_and_add_spares(mddev, rdev);
static int remove_and_add_spares(struct mddev *mddev,