nvmf_accept
struct nvmf_qpair *nvmf_accept(struct nvmf_association *na,
qp = nvmf_accept(discovery_na, &qparams, &nc, &data);
qp = nvmf_accept(io_na, &qparams, &nc, &data);
nvmf_qpair_up qp(nvmf_accept(association(), &qparams, &nc, &data));
nvmf_qpair_up qp(nvmf_accept(association(), &qparams, &nc, &data));