From patchwork Sun Dec 25 11:39:34 2016 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Blakey X-Patchwork-Id: 708696 Return-Path: X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Received: from mail.linuxfoundation.org (mail.linuxfoundation.org [140.211.169.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 3tmgRl6k0yz9t17 for ; Sun, 25 Dec 2016 22:50:27 +1100 (AEDT) Received: from mail.linux-foundation.org (localhost [127.0.0.1]) by mail.linuxfoundation.org (Postfix) with ESMTP id 2AE7AA5E; Sun, 25 Dec 2016 11:47:29 +0000 (UTC) X-Original-To: dev@openvswitch.org Delivered-To: ovs-dev@mail.linuxfoundation.org Received: from smtp1.linuxfoundation.org (smtp1.linux-foundation.org [172.17.192.35]) by mail.linuxfoundation.org (Postfix) with ESMTPS id 427767A8 for ; Sun, 25 Dec 2016 11:47:21 +0000 (UTC) X-Greylist: from auto-whitelisted by SQLgrey-1.7.6 Received: from mellanox.co.il (mail-il-dmz.mellanox.com [193.47.165.129]) by smtp1.linuxfoundation.org (Postfix) with ESMTP id 3CCCE139 for ; Sun, 25 Dec 2016 11:47:20 +0000 (UTC) Received: from Internal Mail-Server by MTLPINE1 (envelope-from paulb@mellanox.com) with ESMTPS (AES256-SHA encrypted); 25 Dec 2016 13:40:35 +0200 Received: from dev-r-vrt-176.mtr.labs.mlnx (dev-r-vrt-176.mtr.labs.mlnx [10.212.176.1]) by labmailer.mlnx (8.13.8/8.13.8) with ESMTP id uBPBeXb6029898; Sun, 25 Dec 2016 13:40:34 +0200 From: Paul Blakey To: dev@openvswitch.org, Andy Gospodarek , Simon Horman , Jiri Pirko , John Fastabend , Lance Richardson , Marcelo Ricardo Leitner , Joe Stringer Date: Sun, 25 Dec 2016 13:39:34 +0200 Message-Id: <1482665989-791-7-git-send-email-paulb@mellanox.com> X-Mailer: git-send-email 1.8.4.3 In-Reply-To: <1482665989-791-1-git-send-email-paulb@mellanox.com> References: <1482665989-791-1-git-send-email-paulb@mellanox.com> X-Spam-Status: No, score=-5.0 required=5.0 tests=BAYES_00,RP_MATCHES_RCVD, UNPARSEABLE_RELAY autolearn=ham version=3.3.1 X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on smtp1.linux-foundation.org Cc: Shahar Klein , Mark Bloch , Hadar Hen Zion , Rony Efraim , Or Gerlitz Subject: [ovs-dev] [PATCH ovs V2 06/21] netdev-vport: Add get ifindex implementation X-BeenThere: ovs-dev@openvswitch.org X-Mailman-Version: 2.1.12 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Sender: ovs-dev-bounces@openvswitch.org Errors-To: ovs-dev-bounces@openvswitch.org Ifindex is needed for flow offloading using tc, so we try and get ifindex by the real vport netdev name. Signed-off-by: Paul Blakey Reviewed-by: Roi Dayan --- lib/netdev-vport.c | 28 +++++++++++++++++++++++++++- 1 file changed, 27 insertions(+), 1 deletion(-) diff --git a/lib/netdev-vport.c b/lib/netdev-vport.c index 2cde854..04c9d62 100644 --- a/lib/netdev-vport.c +++ b/lib/netdev-vport.c @@ -742,6 +742,32 @@ get_stats(const struct netdev *netdev, struct netdev_stats *stats) return 0; } +static int +do_get_ifindex(const char *netdev_name) +{ + struct ifreq ifr; + int error; + + ovs_strzcpy(ifr.ifr_name, netdev_name, sizeof ifr.ifr_name); + + error = af_inet_ioctl(SIOCGIFINDEX, &ifr); + if (error) { + VLOG_ERR("ioctl(SIOCGIFINDEX) on %s device failed: %s", + netdev_name, ovs_strerror(error)); + return -error; + } + return ifr.ifr_ifindex; +} + +static int +netdev_vport_get_ifindex(const struct netdev *netdev_) +{ + char buf[32]; + const char *name = netdev_vport_get_dpif_port(netdev_, buf, sizeof(buf)); + + return do_get_ifindex(name); +} + #define VPORT_FUNCTIONS(GET_CONFIG, SET_CONFIG, \ GET_TUNNEL_CONFIG, GET_STATUS, \ @@ -771,7 +797,7 @@ get_stats(const struct netdev *netdev, struct netdev_stats *stats) netdev_vport_get_etheraddr, \ NULL, /* get_mtu */ \ NULL, /* set_mtu */ \ - NULL, /* get_ifindex */ \ + netdev_vport_get_ifindex, \ NULL, /* get_carrier */ \ NULL, /* get_carrier_resets */ \ NULL, /* get_miimon */ \