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Commit f9b941ba authored by Devesh Sharma's avatar Devesh Sharma Committed by Doug Ledford
Browse files

bnxt_re: Fix update of qplib_qp.mtu when modified 



The MTU value in the qplib_qp.mtu should be
consistent with whatever mtu was set during
INIT to RTR.The Next PSN and number of packets
are calculated based on this member in the qplib_qp structure.

Signed-off-by: default avatarNarender Reddy <narender.reddy@broadcom.com>
Signed-off-by: default avatarDevesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: default avatarSomnath Kotur <somnath.kotur@broadcom.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent f16dc0aa

drivers/infiniband/hw/bnxt_re/ib_verbs.c

+3 −0
Original line number Original line Diff line number Diff line
@@ -1436,11 +1436,14 @@ int bnxt_re_modify_qp(struct ib_qp *ib_qp, struct ib_qp_attr *qp_attr, 
		qp->qplib_qp.modify_flags |=

		qp->qplib_qp.modify_flags |=

				CMDQ_MODIFY_QP_MODIFY_MASK_PATH_MTU;

				CMDQ_MODIFY_QP_MODIFY_MASK_PATH_MTU;

		qp->qplib_qp.path_mtu = __from_ib_mtu(qp_attr->path_mtu);

		qp->qplib_qp.path_mtu = __from_ib_mtu(qp_attr->path_mtu);

		qp->qplib_qp.mtu = ib_mtu_enum_to_int(qp_attr->path_mtu);

	} else if (qp_attr->qp_state == IB_QPS_RTR) {

	} else if (qp_attr->qp_state == IB_QPS_RTR) {

		qp->qplib_qp.modify_flags |=

		qp->qplib_qp.modify_flags |=

			CMDQ_MODIFY_QP_MODIFY_MASK_PATH_MTU;

			CMDQ_MODIFY_QP_MODIFY_MASK_PATH_MTU;

		qp->qplib_qp.path_mtu =

		qp->qplib_qp.path_mtu =

			__from_ib_mtu(iboe_get_mtu(rdev->netdev->mtu));

			__from_ib_mtu(iboe_get_mtu(rdev->netdev->mtu));

		qp->qplib_qp.mtu =

			ib_mtu_enum_to_int(iboe_get_mtu(rdev->netdev->mtu));

	}

	}





	if (qp_attr_mask & IB_QP_TIMEOUT) {

	if (qp_attr_mask & IB_QP_TIMEOUT) {