On Mon, Mar 18, 2019 at 12:09:05PM -0300, Parav Pandit wrote: > How one shall create a IB link using rxe driver? Can you please describe? > RDMA_NLDEV_ATTR_LINK_TYPE=rxe. > How to say this new device type is IB or ROCE? The user interface for this via 'rdma' is just a single string to define what you get. So that string must unambigously specify all the parameters. If we end up with weird variations then we need more strings. The string 'rxe' means RDMA over RoCEv1/2 only. And yes.. in retrospect we probably should have choosen better names than just using rxe. Jason