From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-3.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E26D4C433B4 for ; Thu, 13 May 2021 12:08:04 +0000 (UTC) Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPS id 470C061285 for ; Thu, 13 May 2021 12:08:04 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 470C061285 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=bugs.launchpad.net Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:41518 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1lhA8J-00027R-Bt for qemu-devel@archiver.kernel.org; Thu, 13 May 2021 08:08:03 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:56694) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1lhA6c-0000AV-5y for qemu-devel@nongnu.org; Thu, 13 May 2021 08:06:19 -0400 Received: from indium.canonical.com ([91.189.90.7]:41024) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1lhA6Y-0001qR-0L for qemu-devel@nongnu.org; Thu, 13 May 2021 08:06:17 -0400 Received: from loganberry.canonical.com ([91.189.90.37]) by indium.canonical.com with esmtp (Exim 4.93 #5 (Debian)) id 1lhA6V-00040m-Ha for ; Thu, 13 May 2021 12:06:11 +0000 Received: from loganberry.canonical.com (localhost [127.0.0.1]) by loganberry.canonical.com (Postfix) with ESMTP id 7F2AD2E8060 for ; Thu, 13 May 2021 12:06:11 +0000 (UTC) MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Date: Thu, 13 May 2021 11:57:54 -0000 From: Thomas Huth <1917394@bugs.launchpad.net> To: qemu-devel@nongnu.org X-Launchpad-Notification-Type: bug X-Launchpad-Bug: product=qemu; status=Invalid; importance=Undecided; assignee=None; X-Launchpad-Bug-Information-Type: Public X-Launchpad-Bug-Private: no X-Launchpad-Bug-Security-Vulnerability: no X-Launchpad-Bug-Commenters: seannnnk th-huth X-Launchpad-Bug-Reporter: sean kuo (seannnnk) X-Launchpad-Bug-Modifier: Thomas Huth (th-huth) References: <161465544550.24578.14846009621606228644.malonedeb@wampee.canonical.com> Message-Id: <162090707411.924.5278676442465875587.malone@wampee.canonical.com> Subject: [Bug 1917394] Re: command lspci does not show the IVSHMEM device X-Launchpad-Message-Rationale: Subscriber (QEMU) @qemu-devel-ml X-Launchpad-Message-For: qemu-devel-ml Precedence: bulk X-Generated-By: Launchpad (canonical.com); Revision="6b3403d85f09252210977b936e821c0b00dbe016"; Instance="production" X-Launchpad-Hash: a0f416c4123646de16671d4fe5b23749f395a279 Received-SPF: none client-ip=91.189.90.7; envelope-from=bounces@canonical.com; helo=indium.canonical.com X-Spam_score_int: -65 X-Spam_score: -6.6 X-Spam_bar: ------ X-Spam_report: (-6.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.248, RCVD_IN_DNSWL_HI=-5, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Bug 1917394 <1917394@bugs.launchpad.net> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" Sounds like this question has been solved, thus I'm closing this ticket now. ** Changed in: qemu Status: New =3D> Invalid -- = You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1917394 Title: command lspci does not show the IVSHMEM device Status in QEMU: Invalid Bug description: qeum version: QEMU emulator version 4.2.1 I met a problem when I tried to use IVSHMEM. Command lspci does not show = the IVSHMEM device. Below is the configuration from my side: 1. guest vm xml configuration. 2
2. after the booting up and I found the qemu commandline ideedly have th= e device option: ps aux | grep ivshmem /usr/bin/qemu-system-x86_64 = .......(ignore other options) -object memory-backend-file,id=3Dshmmem-shmem0,mem-path=3D/dev/shm/hostme= m,size=3D4194304,share=3Dyes -device ivshmem-plain,id=3Dshmem0,memdev=3Dshm= mem-shmem0,bus=3Dpcie.0,addr=3D0x10 3. lspci command not shown the device. 4. lshw command indeedly show the device: *-memory UNCLAIMED description: RAM memory product: Inter-VM shared memory vendor: Red Hat, Inc. physical id: 10 bus info: pci@0000:00:10.0 version: 01 width: 64 bits clock: 33MHz (30.3ns) configuration: latency=3D0 resources: memory:fcc1c000-fcc1c0ff memory:fdc00000-fdffffff My host and vm os is ubuntu 20.04 and version is: #49~20.04.1-Ubuntu SMP Fri Feb 5 09:57:56 UTC 2021 x86_64 x86_64 x86_64 G= NU/Linux To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1917394/+subscriptions