From nobody Mon Feb 9 23:03:34 2026 Delivered-To: importer@patchew.org Received-SPF: pass (zoho.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; 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 209.51.188.17 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 [209.51.188.17]) by mx.zohomail.com with SMTPS id 1546884488975960.0084656306641; Mon, 7 Jan 2019 10:08:08 -0800 (PST) Received: from localhost ([127.0.0.1]:38453 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ggZJn-00024v-Nq for importer@patchew.org; Mon, 07 Jan 2019 13:08:07 -0500 Received: from eggs.gnu.org ([209.51.188.92]:52230) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1ggZ7e-0007BF-9q for qemu-devel@nongnu.org; Mon, 07 Jan 2019 12:55:38 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ggZ7b-0003Cy-5V for qemu-devel@nongnu.org; Mon, 07 Jan 2019 12:55:34 -0500 Received: from aserp2130.oracle.com ([141.146.126.79]:41908) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ggZ7Y-00036F-PX for qemu-devel@nongnu.org; Mon, 07 Jan 2019 12:55:30 -0500 Received: from pps.filterd (aserp2130.oracle.com [127.0.0.1]) by aserp2130.oracle.com (8.16.0.22/8.16.0.22) with SMTP id x07Hs9Ff051626; Mon, 7 Jan 2019 17:55:25 GMT Received: from aserv0021.oracle.com (aserv0021.oracle.com [141.146.126.233]) by aserp2130.oracle.com with ESMTP id 2ptj3dqecj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 07 Jan 2019 17:55:25 +0000 Received: from aserv0121.oracle.com (aserv0121.oracle.com [141.146.126.235]) by aserv0021.oracle.com (8.14.4/8.14.4) with ESMTP id x07HtPnO017470 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Mon, 7 Jan 2019 17:55:25 GMT Received: from abhmp0018.oracle.com (abhmp0018.oracle.com [141.146.116.24]) by aserv0121.oracle.com (8.14.4/8.13.8) with ESMTP id x07HtPBk029970; Mon, 7 Jan 2019 17:55:25 GMT Received: from ban25x6uut28.us.oracle.com (/10.153.73.28) by default (Oracle Beehive Gateway v4.0) with ESMTP ; Mon, 07 Jan 2019 09:55:25 -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=7aTwapqUJp8TAE107BG7YNxfp8aFak6XrepdzSJl7hQ=; b=vIhkDnkB8MNC5K4dCLLomVKxV5zNlfoRIPc7gow85jCOGcKaHj+Wb3Wj4r5qsy6C2ghJ 14Ai5Chgi9fpGXUI+248cAYf2o0ZH3pdXCbRVhrY8mGEVV0mk5spEDRFSFAh205rZhAN XsMzZkLHwnyFuUgXMPSHFlv7Y92Il/FL+418aXnXcF/jahUQX1I4sjhecl+GQzHFxTqm Qhln5wMVbmMF9mmuoeYBGn4bw2yA4m+9zZAYnXsaEoqFgEZfj62lTdsMTTbruR29T/t6 Dzw+kN8/Em+yJmN1rBTx9mijTy39DWEBMMwfotQuDD2vLCTh8VuE/oabCWXVLwEurTTf qg== From: Venu Busireddy To: venu.busireddy@oracle.com, "Michael S. Tsirkin" , Marcel Apfelbaum Date: Mon, 7 Jan 2019 12:54:50 -0500 Message-Id: <1546883690-17798-6-git-send-email-venu.busireddy@oracle.com> X-Mailer: git-send-email 1.8.3.1 In-Reply-To: <1546883690-17798-1-git-send-email-venu.busireddy@oracle.com> References: <1546883690-17798-1-git-send-email-venu.busireddy@oracle.com> X-Proofpoint-Virus-Version: vendor=nai engine=5900 definitions=9129 signatures=668680 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-1901070153 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] X-Received-From: 141.146.126.79 Subject: [Qemu-devel] [PATCH v2 5/5] pci: query command extension to check the bus master enabling status of the failover-primary device 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: Si-Wei Liu , virtio-dev@lists.oasis-open.org, qemu-devel@nongnu.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: Si-Wei Liu Signed-off-by: Si-Wei Liu Signed-off-by: Venu Busireddy --- hmp.c | 5 +++++ hw/pci/pci.c | 5 +++++ qapi/misc.json | 5 ++++- 3 files changed, 14 insertions(+), 1 deletion(-) diff --git a/hmp.c b/hmp.c index 7828f93..7a75c93 100644 --- a/hmp.c +++ b/hmp.c @@ -890,6 +890,11 @@ static void hmp_info_pci_device(Monitor *mon, const Pc= iDeviceInfo *dev) } } =20 + if (dev->has_failover_status) { + monitor_printf(mon, " Failover primary, bus master %s.\n", + dev->failover_status ? "enabled" : "disabled"); + } + monitor_printf(mon, " id \"%s\"\n", dev->qdev_id); =20 if (dev->has_pci_bridge) { diff --git a/hw/pci/pci.c b/hw/pci/pci.c index 56b13b3..9da49fd 100644 --- a/hw/pci/pci.c +++ b/hw/pci/pci.c @@ -1761,6 +1761,11 @@ static PciDeviceInfo *qmp_query_pci_device(PCIDevice= *dev, PCIBus *bus, pci_get_word(dev->config + PCI_CB_SUBSYSTEM_VENDOR_ID); } =20 + if (dev->failover_primary) { + info->has_failover_status =3D true; + info->failover_status =3D dev->bus_master_enable_region.enabled; + } + return info; } =20 diff --git a/qapi/misc.json b/qapi/misc.json index 6c1c5c0..05f003e 100644 --- a/qapi/misc.json +++ b/qapi/misc.json @@ -865,6 +865,9 @@ # # @regions: a list of the PCI I/O regions associated with the device # +# @failover_status: if 'failover-primary' property is 'true', true if PCI +# bus master bit on the device is enabled +# # Notes: the contents of @class_info.desc are not stable and should only be # treated as informational. # @@ -874,7 +877,7 @@ 'data': {'bus': 'int', 'slot': 'int', 'function': 'int', 'class_info': 'PciDeviceClass', 'id': 'PciDeviceId', '*irq': 'int', 'qdev_id': 'str', '*pci_bridge': 'PciBridgeInfo', - 'regions': ['PciMemoryRegion']} } + 'regions': ['PciMemoryRegion'], '*failover_status': 'bool'} } =20 ## # @PciInfo: