diff mbox series

[v3,4/4] RDMA/rxe: Use the standard method to produce udp source port

Message ID 20220106180359.2915060-5-yanjun.zhu@linux.dev (mailing list archive)
State Accepted
Delegated to: Jason Gunthorpe
Headers show
Series Generate UDP src port with flow label or lqpn/rqpn | expand

Commit Message

Zhu Yanjun Jan. 6, 2022, 6:03 p.m. UTC 
From: Zhu Yanjun <yanjun.zhu@linux.dev>

Use the standard method to produce udp source port.

Signed-off-by: Zhu Yanjun <yanjun.zhu@linux.dev>
---
 drivers/infiniband/sw/rxe/rxe_verbs.c | 6 ++++++
 1 file changed, 6 insertions(+)
diff mbox series

Patch

diff --git a/drivers/infiniband/sw/rxe/rxe_verbs.c b/drivers/infiniband/sw/rxe/rxe_verbs.c
index 0aa0d7e52773..42fa81b455de 100644
--- a/drivers/infiniband/sw/rxe/rxe_verbs.c
+++ b/drivers/infiniband/sw/rxe/rxe_verbs.c
@@ -469,6 +469,12 @@  static int rxe_modify_qp(struct ib_qp *ibqp, struct ib_qp_attr *attr,
 	if (err)
 		goto err1;
 
+	if ((mask & IB_QP_AV) && (attr->ah_attr.ah_flags & IB_AH_GRH))
+		qp->src_port = rdma_get_udp_sport(attr->ah_attr.grh.flow_label,
+						  qp->ibqp.qp_num,
+						  qp->attr.dest_qp_num);
+
+
 	return 0;
 
 err1: