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Commit 6852af86 authored by oulijun's avatar oulijun Committed by Doug Ledford
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RDMA/hns: Only assign mtu if IB_QP_PATH_MTU bit is set 



Only when the IB_QP_PATH_MTU flag of attr_mask is set
it is valid to assign the mtu field of qp context when
qp type is not GSI and UD.

Signed-off-by: default avatarLijun Ou <oulijun@huawei.com>
Signed-off-by: default avatarDoug Ledford <dledford@redhat.com>
parent 6e1a7094

drivers/infiniband/hw/hns/hns_roce_hw_v2.c

+1 −1
Original line number Diff line number Diff line
@@ -2850,7 +2850,7 @@ static int modify_qp_init_to_rtr(struct ib_qp *ibqp, 
	if (ibqp->qp_type == IB_QPT_GSI || ibqp->qp_type == IB_QPT_UD)

		roce_set_field(context->byte_24_mtu_tc, V2_QPC_BYTE_24_MTU_M,

			       V2_QPC_BYTE_24_MTU_S, IB_MTU_4096);

	else

	else if (attr_mask & IB_QP_PATH_MTU)

		roce_set_field(context->byte_24_mtu_tc, V2_QPC_BYTE_24_MTU_M,

			       V2_QPC_BYTE_24_MTU_S, attr->path_mtu);