On Mon, Jun 05, 2017 at 02:20:01PM -0400, Don Hiatt wrote:
> Add OPA path record support to the Connection Manager.
>
> Reviewed-by: Ira Weiny <ira.weiny@xxxxxxxxx>
> Signed-off-by: Don Hiatt <don.hiatt@xxxxxxxxx>
> drivers/infiniband/core/cm.c | 50 +++++++++++++++++++++++++++++++++++++-------
> include/rdma/opa_addr.h | 18 ++++++++++++++++
> 2 files changed, 60 insertions(+), 8 deletions(-)
>
> diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
> index 8525d65..f8602e0 100644
> +++ b/drivers/infiniband/core/cm.c
> @@ -1175,6 +1175,11 @@ static void cm_format_req(struct cm_req_msg *req_msg,
> {
> struct sa_path_rec *pri_path = param->primary_path;
> struct sa_path_rec *alt_path = param->alternate_path;
> + bool pri_ext = false;
> +
> + if (pri_path->rec_type == SA_PATH_REC_TYPE_OPA)
> + pri_ext = opa_is_extended_lid(pri_path->opa.dlid,
> + pri_path->opa.slid);
>
> cm_format_mad_hdr(&req_msg->hdr, CM_REQ_ATTR_ID,
> cm_form_tid(cm_id_priv, CM_MSG_SEQUENCE_REQ));
> @@ -1202,18 +1207,24 @@ static void cm_format_req(struct cm_req_msg *req_msg,
> cm_req_set_srq(req_msg, param->srq);
> }
>
> + req_msg->primary_local_gid = pri_path->sgid;
> + req_msg->primary_remote_gid = pri_path->dgid;
> + if (pri_ext) {
> + req_msg->primary_local_gid.global.interface_id
> + = OPA_MAKE_ID(be32_to_cpu(pri_path->opa.slid));
> + req_msg->primary_remote_gid.global.interface_id
> + =
> OPA_MAKE_ID(be32_to_cpu(pri_path->opa.dlid));
Doesn't OPA have a CM format that includes 32 bit lids?
Jason
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