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 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 smtp.lore.kernel.org (Postfix) with ESMTPS id ACADDC433F5 for ; Wed, 20 Apr 2022 11:11:29 +0000 (UTC) Received: from localhost ([::1]:42278 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nh8F6-0003LG-F5 for qemu-devel@archiver.kernel.org; Wed, 20 Apr 2022 07:11:28 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:35052) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nh83s-0005mT-NK; Wed, 20 Apr 2022 06:59:52 -0400 Received: from mga11.intel.com ([192.55.52.93]:54870) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nh83q-0002Gi-Sh; Wed, 20 Apr 2022 06:59:52 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1650452390; x=1681988390; h=date:from:to:cc:subject:message-id:references: mime-version:content-transfer-encoding:in-reply-to; bh=q4+comFCTuAVp24Q5pDdfQAuKOWlK6x5PTpUEBTyOK0=; b=ZzhxlVwDcpiJj9RZ+MW3530ydXhejhlA5C4C99u4IjWTO6jZ2s3XxnoQ 4VMlmL/Zl1CoUCu585NKOuO26vjEAMwvJDSy4J+V5DQ2v8Zz2gnepkMGH 4O9swv4StMsdz9LYSun3LMJkudAsJkQjjwBqa8Wp+cFhrhQEDuhlm0XrU tQijyDEKQ0F0HpGq79jEb5YU2jvUwh18JOpw5korxJALb391fcPWpyhgv AkCwIQ9IRN9CZBdLEDvZ1arqsv9pKvRaMBEhLrotCLywV5ZN5Z+YYu2+4 caJpzTHJX1Ft/3Z3B4f/fK8VVMl7oNfaBoGVVOw0MyiZZU9QD7QUbaz6x g==; X-IronPort-AV: E=McAfee;i="6400,9594,10322"; a="261602129" X-IronPort-AV: E=Sophos;i="5.90,275,1643702400"; d="scan'208";a="261602129" Received: from orsmga007.jf.intel.com ([10.7.209.58]) by fmsmga102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Apr 2022 03:59:47 -0700 X-IronPort-AV: E=Sophos;i="5.90,275,1643702400"; d="scan'208";a="555147500" Received: from rshamets-mobl.ger.corp.intel.com ([10.213.19.118]) by orsmga007-auth.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Apr 2022 03:59:40 -0700 Date: Wed, 20 Apr 2022 12:59:27 +0200 From: Lukasz Maniak To: qemu-devel@nongnu.org, Igor Mammedov Subject: Re: [PATCH v7 12/12] hw/acpi: Make the PCI hot-plug aware of SR-IOV Message-ID: References: <20220318191819.1711831-1-lukasz.maniak@linux.intel.com> <20220318191819.1711831-13-lukasz.maniak@linux.intel.com> <20220331143841.55ae9372@redhat.com> <20220404094138.GA15894@lgieryk-VirtualBox> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20220404094138.GA15894@lgieryk-VirtualBox> Received-SPF: none client-ip=192.55.52.93; envelope-from=lukasz.maniak@linux.intel.com; helo=mga11.intel.com X-Spam_score_int: -70 X-Spam_score: -7.1 X-Spam_bar: ------- X-Spam_report: (-7.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_HI=-5, SPF_HELO_NONE=0.001, SPF_NONE=0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: fam@euphon.net, kwolf@redhat.com, stefanha@redhat.com, qemu-block@nongnu.org, mst@redhat.com, k.jensen@samsung.com, =?utf-8?Q?=C5=81ukasz?= Gieryk , armbru@redhat.com, f4bug@amsat.org, kbusch@kernel.org, its@irrelevant.dk, hreitz@redhat.com, xypron.glpk@gmx.de, ani@anisinha.ca Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Mon, Apr 04, 2022 at 11:41:46AM +0200, Łukasz Gieryk wrote: > On Thu, Mar 31, 2022 at 02:38:41PM +0200, Igor Mammedov wrote: > > it's unclear what's bing hotpluged and unplugged, it would be better if > > you included QEMU CLI and relevan qmp/monito commands to reproduce it. > > Qemu CLI: > --------- > -device pcie-root-port,slot=0,id=rp0 > -device nvme-subsys,id=subsys0 > -device nvme,id=nvme0,bus=rp0,serial=deadbeef,subsys=subsys0,sriov_max_vfs=1,sriov_vq_flexible=2,sriov_vi_flexible=1 > > Guest OS: > --------- > sudo nvme virt-mgmt /dev/nvme0 -c 0 -r 1 -a 1 -n 0 > sudo nvme virt-mgmt /dev/nvme0 -c 0 -r 0 -a 1 -n 0 > echo 1 > /sys/bus/pci/devices/0000:01:00.0/reset > sleep 1 > echo 1 > /sys/bus/pci/devices/0000:01:00.0/sriov_numvfs > nvme virt-mgmt /dev/nvme0 -c 1 -r 1 -a 8 -n 1 > nvme virt-mgmt /dev/nvme0 -c 1 -r 0 -a 8 -n 2 > nvme virt-mgmt /dev/nvme0 -c 1 -r 0 -a 9 -n 0 > sleep 2 > echo 01:00.1 > /sys/bus/pci/drivers/nvme/bind > > Qemu monitor: > ------------- > device_del nvme0 > Hi Igor, Do you need any more details on this? Best regards, Lukasz