> > I am unclear what happens sever side if the server starts issuing > > SEND_WITH_INVALIDATE to a client that doesn't expect it. The net > > result is a MR would be invalidated twice. I don't know if this is OK > > or not. > > It is ok to invalidate an already-invalid MR.
Nice, ah but I forgot about the last issue.. A server must not send the SEND_WITH_INVALIDATE OP to a client HCA that does not support it in HW. At least on IB the operation code is different, so it will break.. So negotiation is needed.. Jason -- To unsubscribe from this list: send the line "unsubscribe linux-rdma" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
