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IB/cm: Remove the usage of smac and vid of qp_attr and cm_av 

The cm and cma don't need to explicitly handle vlan and smac,
as they are resolved from the GID index now. Removing this
portion of code.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Reviewed-By: Devesh Sharma <devesh.sharma@avagotech.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>
This commit is contained in:
Matan Barak 2015-10-15 18:38:52 +03:00 committed by Doug Ledford
parent dbf727de74
commit 5c266b2304
2 changed files with 0 additions and 36 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
drivers/infiniband/core/cm.c
View File

@ -179,8 +179,6 @@ struct cm_av {
struct ib_ah_attr ah_attr; struct ib_ah_attr ah_attr;
u16 pkey_index; u16 pkey_index;
u8 timeout; u8 timeout;
u8 valid;
u8 smac[ETH_ALEN];
}; };
struct cm_work { struct cm_work {
@ -389,7 +387,6 @@ static int cm_init_av_by_path(struct ib_sa_path_rec *path, struct cm_av *av)
&av->ah_attr); &av->ah_attr);
av->timeout = path->packet_life_time + 1; av->timeout = path->packet_life_time + 1;
av->valid = 1;
return 0; return 0;
} }
@ -1642,7 +1639,6 @@ static int cm_req_handler(struct cm_work *work)
cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]); cm_format_paths_from_req(req_msg, &work->path[0], &work->path[1]);
memcpy(work->path[0].dmac, cm_id_priv->av.ah_attr.dmac, ETH_ALEN); memcpy(work->path[0].dmac, cm_id_priv->av.ah_attr.dmac, ETH_ALEN);
work->path[0].vlan_id = cm_id_priv->av.ah_attr.vlan_id;
ret = cm_init_av_by_path(&work->path[0], &cm_id_priv->av); ret = cm_init_av_by_path(&work->path[0], &cm_id_priv->av);
if (ret) { if (ret) {
ib_get_cached_gid(work->port->cm_dev->ib_device, ib_get_cached_gid(work->port->cm_dev->ib_device,
@ -3622,32 +3618,6 @@ static int cm_init_qp_rtr_attr(struct cm_id_private *cm_id_priv,
*qp_attr_mask = IB_QP_STATE | IB_QP_AV | IB_QP_PATH_MTU | *qp_attr_mask = IB_QP_STATE | IB_QP_AV | IB_QP_PATH_MTU |
IB_QP_DEST_QPN | IB_QP_RQ_PSN; IB_QP_DEST_QPN | IB_QP_RQ_PSN;
qp_attr->ah_attr = cm_id_priv->av.ah_attr; qp_attr->ah_attr = cm_id_priv->av.ah_attr;
if (!cm_id_priv->av.valid) {
spin_unlock_irqrestore(&cm_id_priv->lock, flags);
return -EINVAL;
}
if (cm_id_priv->av.ah_attr.vlan_id != 0xffff) {
qp_attr->vlan_id = cm_id_priv->av.ah_attr.vlan_id;
*qp_attr_mask |= IB_QP_VID;
}
if (!is_zero_ether_addr(cm_id_priv->av.smac)) {
memcpy(qp_attr->smac, cm_id_priv->av.smac,
sizeof(qp_attr->smac));
*qp_attr_mask |= IB_QP_SMAC;
}
if (cm_id_priv->alt_av.valid) {
if (cm_id_priv->alt_av.ah_attr.vlan_id != 0xffff) {
qp_attr->alt_vlan_id =
cm_id_priv->alt_av.ah_attr.vlan_id;
*qp_attr_mask |= IB_QP_ALT_VID;
}
if (!is_zero_ether_addr(cm_id_priv->alt_av.smac)) {
memcpy(qp_attr->alt_smac,
cm_id_priv->alt_av.smac,
sizeof(qp_attr->alt_smac));
*qp_attr_mask |= IB_QP_ALT_SMAC;
}
}
qp_attr->path_mtu = cm_id_priv->path_mtu; qp_attr->path_mtu = cm_id_priv->path_mtu;
qp_attr->dest_qp_num = be32_to_cpu(cm_id_priv->remote_qpn); qp_attr->dest_qp_num = be32_to_cpu(cm_id_priv->remote_qpn);
qp_attr->rq_psn = be32_to_cpu(cm_id_priv->rq_psn); qp_attr->rq_psn = be32_to_cpu(cm_id_priv->rq_psn);

6
drivers/infiniband/core/cma.c
View File

@ -733,12 +733,6 @@ static int cma_modify_qp_rtr(struct rdma_id_private *id_priv,
BUG_ON(id_priv->cma_dev->device != id_priv->id.device); BUG_ON(id_priv->cma_dev->device != id_priv->id.device);
if (rdma_protocol_roce(id_priv->id.device, id_priv->id.port_num)) {
ret = rdma_addr_find_smac_by_sgid(&sgid, qp_attr.smac, NULL);
if (ret)
goto out;
}
if (conn_param) if (conn_param)
qp_attr.max_dest_rd_atomic = conn_param->responder_resources; qp_attr.max_dest_rd_atomic = conn_param->responder_resources;
ret = ib_modify_qp(id_priv->id.qp, &qp_attr, qp_attr_mask); ret = ib_modify_qp(id_priv->id.qp, &qp_attr, qp_attr_mask);