From: Zhu Yanjun <yanjun.zhu@xxxxxxxxx> Get the source udp port number for a QP based on the grh.flow_label or lqpn/rqrpn. This provides a better spread of traffic across NIC RX queues. Signed-off-by: Zhu Yanjun <yanjun.zhu@xxxxxxxxx> --- drivers/infiniband/hw/irdma/verbs.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/drivers/infiniband/hw/irdma/verbs.c b/drivers/infiniband/hw/irdma/verbs.c index 8cd5f9261692..8234a101e752 100644 --- a/drivers/infiniband/hw/irdma/verbs.c +++ b/drivers/infiniband/hw/irdma/verbs.c @@ -1170,6 +1170,10 @@ int irdma_modify_qp_roce(struct ib_qp *ibqp, struct ib_qp_attr *attr, udp_info->ttl = attr->ah_attr.grh.hop_limit; udp_info->flow_label = attr->ah_attr.grh.flow_label; udp_info->tos = attr->ah_attr.grh.traffic_class; + udp_info->src_port = rdma_get_udp_sport( + udp_info->flow_label, + ibqp->qp_num, + roce_info->dest_qp); irdma_qp_rem_qos(&iwqp->sc_qp); dev->ws_remove(iwqp->sc_qp.vsi, ctx_info->user_pri); ctx_info->user_pri = rt_tos2priority(udp_info->tos); -- 2.27.0
