From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: <maxime.coquelin@redhat.com> Received: from mx1.redhat.com (mx1.redhat.com [209.132.183.28]) by dpdk.org (Postfix) with ESMTP id A0AF1567F for <dev@dpdk.org>; Mon, 6 Mar 2017 09:28:08 +0100 (CET) Received: from int-mx13.intmail.prod.int.phx2.redhat.com (int-mx13.intmail.prod.int.phx2.redhat.com [10.5.11.26]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 1226B80F7C; Mon, 6 Mar 2017 08:28:09 +0000 (UTC) Received: from max-t460s.redhat.com (ovpn-116-235.ams2.redhat.com [10.36.116.235]) by int-mx13.intmail.prod.int.phx2.redhat.com (8.14.4/8.14.4) with ESMTP id v268RmvF006934; Mon, 6 Mar 2017 03:28:06 -0500 From: Maxime Coquelin <maxime.coquelin@redhat.com> To: aconole@redhat.com, sodey@sonusnet.com, yuanhan.liu@linux.intel.com, jianfeng.tan@intel.com, dev@dpdk.org Cc: Maxime Coquelin <maxime.coquelin@redhat.com> Date: Mon, 6 Mar 2017 09:27:38 +0100 Message-Id: <20170306082740.5675-6-maxime.coquelin@redhat.com> In-Reply-To: <20170306082740.5675-1-maxime.coquelin@redhat.com> References: <20170213142820.8964-1-maxime.coquelin@redhat.com> <20170306082740.5675-1-maxime.coquelin@redhat.com> X-Scanned-By: MIMEDefang 2.68 on 10.5.11.26 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.27]); Mon, 06 Mar 2017 08:28:09 +0000 (UTC) Subject: [dpdk-dev] [PATCH v2 5/7] net/vhost: Fill rte_eth_dev's MTU property X-BeenThere: dev@dpdk.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: DPDK patches and discussions <dev.dpdk.org> List-Unsubscribe: <http://dpdk.org/ml/options/dev>, <mailto:dev-request@dpdk.org?subject=unsubscribe> List-Archive: <http://dpdk.org/ml/archives/dev/> List-Post: <mailto:dev@dpdk.org> List-Help: <mailto:dev-request@dpdk.org?subject=help> List-Subscribe: <http://dpdk.org/ml/listinfo/dev>, <mailto:dev-request@dpdk.org?subject=subscribe> X-List-Received-Date: Mon, 06 Mar 2017 08:28:08 -0000 This patch adds a call to rte_vhost_mtu_get() at device creation time to fill device's MTU property when available. This makes the MTU value defined in QEMU cmdline accessible to the application by calling rte_eth_dev_get_mtu(). Signed-off-by: Maxime Coquelin <maxime.coquelin@redhat.com> --- drivers/net/vhost/rte_eth_vhost.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/drivers/net/vhost/rte_eth_vhost.c b/drivers/net/vhost/rte_eth_vhost.c index e98cffd..344c328 100644 --- a/drivers/net/vhost/rte_eth_vhost.c +++ b/drivers/net/vhost/rte_eth_vhost.c @@ -575,6 +575,8 @@ new_device(int vid) for (i = 0; i < rte_vhost_get_queue_num(vid) * VIRTIO_QNUM; i++) rte_vhost_enable_guest_notification(vid, i, 0); + rte_vhost_mtu_get(vid, ð_dev->data->mtu); + eth_dev->data->dev_link.link_status = ETH_LINK_UP; rte_atomic32_set(&internal->dev_attached, 1); -- 2.9.3