From nobody Mon Feb 9 20:10:33 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) client-ip=208.118.235.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Authentication-Results: mx.zohomail.com; dkim=fail; spf=pass (zoho.com: domain of gnu.org designates 208.118.235.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org; dmarc=fail(p=none dis=none) header.from=oracle.com Return-Path: Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) by mx.zohomail.com with SMTPS id 1544458690777372.92938541921353; Mon, 10 Dec 2018 08:18:10 -0800 (PST) Received: from localhost ([::1]:33553 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gWOFz-00025u-RK for importer@patchew.org; Mon, 10 Dec 2018 11:18:07 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55442) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gWOEK-0001OL-74 for qemu-devel@nongnu.org; Mon, 10 Dec 2018 11:16:28 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gWOEB-0001on-Ap for qemu-devel@nongnu.org; Mon, 10 Dec 2018 11:16:21 -0500 Received: from userp2130.oracle.com ([156.151.31.86]:46212) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gWOE9-0001mZ-8W for qemu-devel@nongnu.org; Mon, 10 Dec 2018 11:16:15 -0500 Received: from pps.filterd (userp2130.oracle.com [127.0.0.1]) by userp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id wBAGD4DV005144; Mon, 10 Dec 2018 16:16:09 GMT Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by userp2130.oracle.com with ESMTP id 2p85ctxwpw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 10 Dec 2018 16:16:09 +0000 Received: from userv0122.oracle.com (userv0122.oracle.com [156.151.31.75]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id wBAGG3Ne008096 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 10 Dec 2018 16:16:03 GMT Received: from abhmp0003.oracle.com (abhmp0003.oracle.com [141.146.116.9]) by userv0122.oracle.com (8.14.4/8.14.4) with ESMTP id wBAGG29j019388; Mon, 10 Dec 2018 16:16:02 GMT Received: from ban25x6uut28.us.oracle.com (/10.153.73.28) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 10 Dec 2018 08:16:02 -0800 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=oracle.com; h=from : to : cc : subject : date : message-id : in-reply-to : references; s=corp-2018-07-02; bh=9yNkGO3ScnTJ9C7Z3b4BimoHgvKXa+MGstp/F/AQpvM=; b=xD2uAND1EonWw3Aj8rdKFisFPfnIdo0b5K83mVtFbK1CZFuWkYgOnB7ZHjs8HB37Z4RI ct/Q8jHgHH633oyhQIG7vvPpgEUNGsKpyzxvg/KRfHRfLBLf5xEAR0R+ViSzbfgO2Wt8 dR1EEZ1NdZbSrHH7SYhuhIYFv5VzXD2hq4DH2cEDL0wUJRnzrWyG+WQz92FUNrSJMeWl mgpCoBuuQa/KLu4Q17EFA12AFwLLkhG1+NXF1JzNdfD8n2eXA36JWgF3dMCQJTzuOdG6 C336TLPpuC4CJFc/GIOsVqB5e/uUmrDiQoVN/hZdPHiUnpkU8en8tr7T8/QWCvXFx4mM Sg== From: Venu Busireddy To: venu.busireddy@oracle.com, "Michael S. Tsirkin" , Marcel Apfelbaum Date: Mon, 10 Dec 2018 11:15:46 -0500 Message-Id: <1544458548-5986-2-git-send-email-venu.busireddy@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1544458548-5986-1-git-send-email-venu.busireddy@oracle.com> References: <1544458548-5986-1-git-send-email-venu.busireddy@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9103 signatures=668679 X-Proofpoint-Spam-Details: rule=notspam policy=default score=0 suspectscore=0 malwarescore=0 phishscore=0 bulkscore=0 spamscore=0 mlxscore=0 mlxlogscore=999 adultscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.0.1-1810050000 definitions=main-1812100146 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 156.151.31.86 Subject: [Qemu-devel] [PATCH 1/3] virtio_net: Add VIRTIO_NET_F_STANDBY feature bit. X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Sridhar Samudrala , qemu-devel@nongnu.org, virtio-dev@lists.oasis-open.org Errors-To: qemu-devel-bounces+importer=patchew.org@nongnu.org Sender: "Qemu-devel" X-ZohoMail-DKIM: fail (Header signature does not verify) Content-Transfer-Encoding: quoted-printable MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" From: Sridhar Samudrala This feature bit can be used by a hypervisor to indicate to the virtio_net device that it can act as a standby for another device with the same MAC address. Signed-off-by: Sridhar Samudrala Signed-off-by: Venu Busireddy --- hw/net/virtio-net.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 385b1a0..411f8fb 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -2198,6 +2198,8 @@ static Property virtio_net_properties[] =3D { true), DEFINE_PROP_INT32("speed", VirtIONet, net_conf.speed, SPEED_UNKNOWN), DEFINE_PROP_STRING("duplex", VirtIONet, net_conf.duplex_str), + DEFINE_PROP_BIT64("standby", VirtIONet, host_features, VIRTIO_NET_F_ST= ANDBY, + false), DEFINE_PROP_END_OF_LIST(), }; =20