RDSV3_IB_MAX_SGE
rds_ibdev->max_sge = min(dev_attr->hca_max_sgl, RDSV3_IB_MAX_SGE);
RDSV3_IB_MAX_SGE * sizeof (ibt_wr_ds_t)));
RDSV3_IB_MAX_SGE * sizeof (ibt_wr_ds_t)), KM_NOSLEEP);
wrp->wr_sgl = &sgl[i * RDSV3_IB_MAX_SGE];
if (left > RDSV3_IB_MAX_SGE) {
count = RDSV3_IB_MAX_SGE;
left -= RDSV3_IB_MAX_SGE;
count = ((count - 1) / RDSV3_IB_MAX_SGE) + 1;