From patchwork Wed May 18 14:57:25 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Bloch X-Patchwork-Id: 9119991 Return-Path: X-Original-To: patchwork-linux-rdma@patchwork.kernel.org Delivered-To: patchwork-parsemail@patchwork2.web.kernel.org Received: from mail.kernel.org (mail.kernel.org [198.145.29.136]) by patchwork2.web.kernel.org (Postfix) with ESMTP id 1D88BBF440 for ; Wed, 18 May 2016 14:58:28 +0000 (UTC) Received: from mail.kernel.org (localhost [127.0.0.1]) by mail.kernel.org (Postfix) with ESMTP id 40CB620357 for ; Wed, 18 May 2016 14:58:27 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 613A520351 for ; Wed, 18 May 2016 14:58:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751911AbcERO6X (ORCPT ); Wed, 18 May 2016 10:58:23 -0400 Received: from [193.47.165.129] ([193.47.165.129]:58012 "EHLO mellanox.co.il" rhost-flags-FAIL-FAIL-OK-FAIL) by vger.kernel.org with ESMTP id S1751736AbcERO6W (ORCPT ); Wed, 18 May 2016 10:58:22 -0400 Received: from Internal Mail-Server by MTLPINE1 (envelope-from markb@mellanox.com) with ESMTPS (AES256-SHA encrypted); 18 May 2016 17:57:28 +0300 Received: from r-vnc06.mtr.labs.mlnx (r-vnc06.mtr.labs.mlnx [10.208.0.117]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id u4IEvSQ4026514; Wed, 18 May 2016 17:57:28 +0300 Received: from r-vnc06.mtr.labs.mlnx (localhost.localdomain [127.0.0.1]) by r-vnc06.mtr.labs.mlnx (8.13.8/8.13.8) with ESMTP id u4IEvS1K030074; Wed, 18 May 2016 17:57:28 +0300 Received: (from markb@localhost) by r-vnc06.mtr.labs.mlnx (8.13.8/8.13.8/Submit) id u4IEvSdq030073; Wed, 18 May 2016 17:57:28 +0300 From: Mark Bloch To: dledford@redhat.com Cc: linux-rdma@vger.kernel.org Subject: [rdma-next,V1 3/4] IB/netlink: Add a new local service operation Date: Wed, 18 May 2016 17:57:25 +0300 Message-Id: <1463583446-30027-4-git-send-email-markb@mellanox.com> X-Mailer: git-send-email 1.8.4.3 In-Reply-To: <1463583446-30027-1-git-send-email-markb@mellanox.com> References: <1463583446-30027-1-git-send-email-markb@mellanox.com> Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org X-Spam-Status: No, score=-8.3 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_HI, RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on mail.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP This commits adds a new RDMA local service operation: - IP to GID resolution. The client request would include the ifindex of the outgoing interface and would place in an attribute (LS_NLA_TYPE_IPV4 or LS_NLA_TYPE_IPV6) the destnation IP. The local service would answer with a message that has the attribute: - LS_NLA_TYPE_DGID - The destination GID. Signed-off-by: Mark Bloch --- include/uapi/rdma/rdma_netlink.h | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/include/uapi/rdma/rdma_netlink.h b/include/uapi/rdma/rdma_netlink.h index 6e373d1..17bbea1 100644 --- a/include/uapi/rdma/rdma_netlink.h +++ b/include/uapi/rdma/rdma_netlink.h @@ -135,10 +135,12 @@ enum { * Local service operations: * RESOLVE - The client requests the local service to resolve a path. * SET_TIMEOUT - The local service requests the client to set the timeout. + * IP_RESOLVE - The client requests the local servie to resolve an ip to gid. */ enum { RDMA_NL_LS_OP_RESOLVE = 0, RDMA_NL_LS_OP_SET_TIMEOUT, + RDMA_NL_LS_OP_IP_RESOLVE, RDMA_NL_LS_NUM_OPS }; @@ -176,6 +178,10 @@ struct rdma_ls_resolve_header { __u8 path_use; }; +struct rdma_ls_ip_resolve_header { + __u32 ifindex; +}; + /* Local service attribute type */ #define RDMA_NLA_F_MANDATORY (1 << 13) #define RDMA_NLA_TYPE_MASK (~(NLA_F_NESTED | NLA_F_NET_BYTEORDER | \ @@ -193,6 +199,8 @@ struct rdma_ls_resolve_header { * TCLASS u8 * PKEY u16 cpu * QOS_CLASS u16 cpu + * IPV4 u32 BE + * IPV6 u8[16] BE */ enum { LS_NLA_TYPE_UNSPEC = 0, @@ -204,6 +212,8 @@ enum { LS_NLA_TYPE_TCLASS, LS_NLA_TYPE_PKEY, LS_NLA_TYPE_QOS_CLASS, + LS_NLA_TYPE_IPV4, + LS_NLA_TYPE_IPV6, LS_NLA_TYPE_MAX };