MDDEV_STACK_INTEGRITY
err = mddev_stack_rdev_limits(mddev, &lim, MDDEV_STACK_INTEGRITY);
if ((flags & MDDEV_STACK_INTEGRITY) &&
err = mddev_stack_rdev_limits(mddev, &lim, MDDEV_STACK_INTEGRITY);
err = mddev_stack_rdev_limits(mddev, &lim, MDDEV_STACK_INTEGRITY);
err = mddev_stack_rdev_limits(mddev, &lim, MDDEV_STACK_INTEGRITY);