> -----Original Message----- > From: linux-rdma-ow...@vger.kernel.org [mailto:linux-rdma- > ow...@vger.kernel.org] On Behalf Of Leon Romanovsky > Sent: Thursday, September 15, 2016 11:15 AM > To: Salil Mehta > Cc: dledf...@redhat.com; Huwei (Xavier); oulijun; Zhuangyuzeng (Yisen); > xuwei (O); mehta.salil....@gmail.com; linux-r...@vger.kernel.org; > linux-kernel@vger.kernel.org; Linuxarm > Subject: Re: [PATCH for-next 20/20] IB/hns: Delete the redundant lines > in hns_roce_v1_m_qp() > > On Fri, Sep 09, 2016 at 06:30:51PM +0800, Salil Mehta wrote: > > From: Lijun Ou <ouli...@huawei.com> > > > > It doesn't need to assign for the filed of qp state in qpc separately > > when qp happen to migrate state which supported in RoCE engine v1. > > > > Signed-off-by: Lijun Ou <ouli...@huawei.com> > > Reviewed-by: Wei Hu (Xavier) <xavier.hu...@huawei.com> > > Signed-off-by: Salil Mehta <salil.me...@huawei.com> > > --- > > drivers/infiniband/hw/hns/hns_roce_hw_v1.c | 14 +++----------- > > 1 file changed, 3 insertions(+), 11 deletions(-) > > > > diff --git a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > > index 7a61d7e..3bc32fc 100644 > > --- a/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > > +++ b/drivers/infiniband/hw/hns/hns_roce_hw_v1.c > > @@ -2405,11 +2405,6 @@ static int hns_roce_v1_m_qp(struct ib_qp > *ibqp, const struct ib_qp_attr *attr, > > roce_set_bit(context->qpc_bytes_140, > > QP_CONTEXT_QPC_BYTES_140_RNR_RETRY_FLG_S, 0); > > > > - roce_set_field(context->qpc_bytes_144, > > - QP_CONTEXT_QPC_BYTES_144_QP_STATE_M, > > - QP_CONTEXT_QPC_BYTES_144_QP_STATE_S, > > - attr->qp_state); > > - > > roce_set_field(context->qpc_bytes_148, > > QP_CONTEXT_QPC_BYTES_148_CHECK_FLAG_M, > > QP_CONTEXT_QPC_BYTES_148_CHECK_FLAG_S, 0); > > @@ -2524,13 +2519,10 @@ static int hns_roce_v1_m_qp(struct ib_qp > *ibqp, const struct ib_qp_attr *attr, > > (cur_state == IB_QPS_RTS && new_state == IB_QPS_ERR) || > > (cur_state == IB_QPS_ERR && new_state == IB_QPS_RESET) > || > > (cur_state == IB_QPS_ERR && new_state == IB_QPS_ERR)) { > > - roce_set_field(context->qpc_bytes_144, > > - QP_CONTEXT_QPC_BYTES_144_QP_STATE_M, > > - QP_CONTEXT_QPC_BYTES_144_QP_STATE_S, > > - attr->qp_state); > > - > > + /* It will not do additional options in engine v1 */ > > + ; > > It will leave empty if() {..}, it is worth to rewrite to have one if > for > error path only. Agreed & changed in patch v2!
Thanks Salil > > > } else { > > - dev_err(dev, "not support this modify\n"); > > + dev_err(dev, "not support this status migration\n"); > > goto out; > > } > > > > -- > > 1.7.9.5 > > > > -- > > To unsubscribe from this list: send the line "unsubscribe linux-rdma" > in > > the body of a message to majord...@vger.kernel.org > > More majordomo info at http://vger.kernel.org/majordomo-info.html