On Thu, Jun 11, 2015 at 06:31:53PM +0000, Wan, Kaike wrote: > 1. all mandatory attributes must be present in the > message. Otherwise, the request is invalid. All mandatory attributes that are present must be supported or the user space side cannot answer the request. > 2. Optional attributes are optional. If they are absent, it is > fine. If they are present, they can still be ignored, depending on > the application. Yes > Then what are the mandatory attributes: sgid, dgid, slid, dlid, > pkey, reversise, qos, mtu, rate, or anything related to the > pathrecord selection (can be used to set comp_mask during a query)? Yes > What are the optional attributes? Future policy decision items, like the net device the query is being made on behalf of, or the in-kernel ULP, etc. Jason -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html