__mlx4_qp_alloc_icm
int __mlx4_qp_alloc_icm(struct mlx4_dev *dev, int qpn, gfp_t gfp);
return __mlx4_qp_alloc_icm(dev, qpn, gfp);
err = __mlx4_qp_alloc_icm(dev, qpn, GFP_KERNEL);