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 smtp3.osuosl.org (smtp3.osuosl.org [140.211.166.136]) (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 BC99EC433FE for ; Sat, 29 Jan 2022 08:15:09 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp3.osuosl.org (Postfix) with ESMTP id 74FB060C12; Sat, 29 Jan 2022 08:15:09 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Received: from smtp3.osuosl.org ([127.0.0.1]) by localhost (smtp3.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id vj_ZSaoReYO6; Sat, 29 Jan 2022 08:15:08 +0000 (UTC) Received: from lists.linuxfoundation.org (lf-lists.osuosl.org [IPv6:2605:bc80:3010:104::8cd3:938]) by smtp3.osuosl.org (Postfix) with ESMTPS id 157DD6077D; Sat, 29 Jan 2022 08:15:08 +0000 (UTC) Received: from lf-lists.osuosl.org (localhost [127.0.0.1]) by lists.linuxfoundation.org (Postfix) with ESMTP id DBBC5C0011; Sat, 29 Jan 2022 08:15:07 +0000 (UTC) Received: from smtp2.osuosl.org (smtp2.osuosl.org [140.211.166.133]) by lists.linuxfoundation.org (Postfix) with ESMTP id C2E56C000B for ; Sat, 29 Jan 2022 08:15:06 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by smtp2.osuosl.org (Postfix) with ESMTP id 9168440116 for ; Sat, 29 Jan 2022 08:15:06 +0000 (UTC) X-Virus-Scanned: amavisd-new at osuosl.org Authentication-Results: smtp2.osuosl.org (amavisd-new); dkim=pass (1024-bit key) header.d=redhat.com Received: from smtp2.osuosl.org ([127.0.0.1]) by localhost (smtp2.osuosl.org [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id IAnOwvjVjpOi for ; Sat, 29 Jan 2022 08:15:05 +0000 (UTC) X-Greylist: domain auto-whitelisted by SQLgrey-1.8.0 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by smtp2.osuosl.org (Postfix) with ESMTPS id 5595B400AF for ; Sat, 29 Jan 2022 08:15:05 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1643444104; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/AmWnbDa3ZHDENpvKpm30KocL/1g4LiipQ8O0X+mswk=; b=LU1wdSgPXUxCJpO2GctWTKImNUiJxK0fOuanOyXPyzxHr10HNJHe7Pds1odhCqzvkWoRuv DgmTxGXwtj6NHolZNxUrzXBkJg30i1p/AOqcJTFevcvFq1tC0UdDHiWoGoynahbmn9PSG8 35Y0tHbqgBk8FDUOBLfP3id+pdN7n0U= Received: from mail-pj1-f72.google.com (mail-pj1-f72.google.com [209.85.216.72]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-527-skJRj8U6NUOSNPTyXCwMWw-1; Sat, 29 Jan 2022 03:15:02 -0500 X-MC-Unique: skJRj8U6NUOSNPTyXCwMWw-1 Received: by mail-pj1-f72.google.com with SMTP id mz1-20020a17090b378100b001b7a123cbe9so2051660pjb.7 for ; Sat, 29 Jan 2022 00:15:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=/AmWnbDa3ZHDENpvKpm30KocL/1g4LiipQ8O0X+mswk=; b=SA84tZ8WtxKDVNMkkLtuTb0fgI6bcjdjbcCLbesuq9uv4CW7w5YzPhsG+0cCiyWUWb j4ZFNs32B2z9Mp7mFUnn/AK1XtnjNYH/NsDFVLqsgdy9YPPwjkkbVnW4gQTYcAV8dYpQ q7moHRzXSOlL78oSAtXfdesPoZwVt+awOLHQ/isxJajgqpXa6r5TQSM8nlIwzm8PTb42 Orwy7FCYVvYeufgPatnO/XhR7M6w2+5sIewl+lUkPk4Y4WxcQ7TGsfIpBZucBLmuIfCY dWTKoXheYixavMQhsJFxOjhJ9KmAWBQpGFih3sLN8sKDzRNCpkHVDk2q99DM+9cy7GcB wpdg== X-Gm-Message-State: AOAM532dXT5dcYrwaMSQNkRrxoqK4Q0UMQMKZEHraSoWOrZFLgPhjxex sb9DiuzkIQuZIclaKirWQRcl5d7a+EBS1sXMFOOMO3+M/i8Sgt4JiHCHCn5/6/TqmA6ThJUWDdV xoZ2ZVExdQZMEJYEsiQaw9JJMs9qraZW46gdpWcrAsg== X-Received: by 2002:a17:902:d4ca:: with SMTP id o10mr11954553plg.29.1643444101635; Sat, 29 Jan 2022 00:15:01 -0800 (PST) X-Google-Smtp-Source: ABdhPJw6ES+YqoIkoHiAEL1QcXo8Ga7bsBHgrlf+9UmNR1khbkLHGyZMAdZoUw3GeYJWT4U3EpW78g== X-Received: by 2002:a17:902:d4ca:: with SMTP id o10mr11954539plg.29.1643444101414; Sat, 29 Jan 2022 00:15:01 -0800 (PST) Received: from [10.72.12.112] ([209.132.188.80]) by smtp.gmail.com with ESMTPSA id c17sm12617308pfv.68.2022.01.29.00.14.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 29 Jan 2022 00:15:00 -0800 (PST) Message-ID: <04720687-f6b9-1ed9-c4da-30a965743065@redhat.com> Date: Sat, 29 Jan 2022 16:14:52 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 15/31] vdpa: Add vhost_svq_get_num To: =?UTF-8?Q?Eugenio_P=c3=a9rez?= , qemu-devel@nongnu.org References: <20220121202733.404989-1-eperezma@redhat.com> <20220121202733.404989-16-eperezma@redhat.com> From: Jason Wang In-Reply-To: <20220121202733.404989-16-eperezma@redhat.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Cc: Laurent Vivier , Parav Pandit , Cindy Lu , "Michael S. Tsirkin" , Richard Henderson , Markus Armbruster , Gautam Dawar , virtualization@lists.linux-foundation.org, Eduardo Habkost , Harpreet Singh Anand , Xiao W Wang , Stefan Hajnoczi , Eli Cohen , Paolo Bonzini , Zhu Lingshan , Eric Blake X-BeenThere: virtualization@lists.linux-foundation.org X-Mailman-Version: 2.1.15 Precedence: list List-Id: Linux virtualization List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Transfer-Encoding: base64 Content-Type: text/plain; charset="utf-8"; Format="flowed" Errors-To: virtualization-bounces@lists.linux-foundation.org Sender: "Virtualization" CuWcqCAyMDIyLzEvMjIg5LiK5Y2INDoyNywgRXVnZW5pbyBQw6lyZXog5YaZ6YGTOgo+IFRoaXMg cmVwb3J0cyB0aGUgZ3Vlc3QncyB2aXNpYmxlIFNWUSBlZmZlY3RpdmUgbGVuZ3RoLCBub3QgdGhl IGRldmljZSdzCj4gb25lLgoKCkkgdGhpbmsgd2UgbmVlZCB0byBleHBsYWluIGlmIHRoZXJlIGNv dWxkIGJlIGEgY2FzZSB0aGF0IHRoZSBTVlEgc2l6ZSBpcyAKbm90IGVxdWFsIHRvIHRoZSBkZXZp Y2UgcXVldWUgc2l6ZS4KClRoYW5rcwoKCj4KPiBTaWduZWQtb2ZmLWJ5OiBFdWdlbmlvIFDDqXJl eiA8ZXBlcmV6bWFAcmVkaGF0LmNvbT4KPiAtLS0KPiAgIGh3L3ZpcnRpby92aG9zdC1zaGFkb3ct dmlydHF1ZXVlLmggfCAxICsKPiAgIGh3L3ZpcnRpby92aG9zdC1zaGFkb3ctdmlydHF1ZXVlLmMg fCA1ICsrKysrCj4gICAyIGZpbGVzIGNoYW5nZWQsIDYgaW5zZXJ0aW9ucygrKQo+Cj4gZGlmZiAt LWdpdCBhL2h3L3ZpcnRpby92aG9zdC1zaGFkb3ctdmlydHF1ZXVlLmggYi9ody92aXJ0aW8vdmhv c3Qtc2hhZG93LXZpcnRxdWV1ZS5oCj4gaW5kZXggMzUyMWU4MDk0ZC4uMDM1MjA3YTQ2OSAxMDA2 NDQKPiAtLS0gYS9ody92aXJ0aW8vdmhvc3Qtc2hhZG93LXZpcnRxdWV1ZS5oCj4gKysrIGIvaHcv dmlydGlvL3Zob3N0LXNoYWRvdy12aXJ0cXVldWUuaAo+IEBAIC0yOSw2ICsyOSw3IEBAIGNvbnN0 IEV2ZW50Tm90aWZpZXIgKnZob3N0X3N2cV9nZXRfc3ZxX2NhbGxfbm90aWZpZXIoCj4gICAgICAg ICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgY29uc3QgVmhvc3RTaGFk b3dWaXJ0cXVldWUgKnN2cSk7Cj4gICB2b2lkIHZob3N0X3N2cV9nZXRfdnJpbmdfYWRkcihjb25z dCBWaG9zdFNoYWRvd1ZpcnRxdWV1ZSAqc3ZxLAo+ICAgICAgICAgICAgICAgICAgICAgICAgICAg ICAgICAgc3RydWN0IHZob3N0X3ZyaW5nX2FkZHIgKmFkZHIpOwo+ICt1aW50MTZfdCB2aG9zdF9z dnFfZ2V0X251bShjb25zdCBWaG9zdFNoYWRvd1ZpcnRxdWV1ZSAqc3ZxKTsKPiAgIHNpemVfdCB2 aG9zdF9zdnFfZHJpdmVyX2FyZWFfc2l6ZShjb25zdCBWaG9zdFNoYWRvd1ZpcnRxdWV1ZSAqc3Zx KTsKPiAgIHNpemVfdCB2aG9zdF9zdnFfZGV2aWNlX2FyZWFfc2l6ZShjb25zdCBWaG9zdFNoYWRv d1ZpcnRxdWV1ZSAqc3ZxKTsKPiAgIAo+IGRpZmYgLS1naXQgYS9ody92aXJ0aW8vdmhvc3Qtc2hh ZG93LXZpcnRxdWV1ZS5jIGIvaHcvdmlydGlvL3Zob3N0LXNoYWRvdy12aXJ0cXVldWUuYwo+IGlu ZGV4IDBmMmMyNDAzZmYuLmYxMjllYzgzOTUgMTAwNjQ0Cj4gLS0tIGEvaHcvdmlydGlvL3Zob3N0 LXNoYWRvdy12aXJ0cXVldWUuYwo+ICsrKyBiL2h3L3ZpcnRpby92aG9zdC1zaGFkb3ctdmlydHF1 ZXVlLmMKPiBAQCAtMjEyLDYgKzIxMiwxMSBAQCB2b2lkIHZob3N0X3N2cV9nZXRfdnJpbmdfYWRk cihjb25zdCBWaG9zdFNoYWRvd1ZpcnRxdWV1ZSAqc3ZxLAo+ICAgICAgIGFkZHItPnVzZWRfdXNl cl9hZGRyID0gKHVpbnQ2NF90KXN2cS0+dnJpbmcudXNlZDsKPiAgIH0KPiAgIAo+ICt1aW50MTZf dCB2aG9zdF9zdnFfZ2V0X251bShjb25zdCBWaG9zdFNoYWRvd1ZpcnRxdWV1ZSAqc3ZxKQo+ICt7 Cj4gKyAgICByZXR1cm4gc3ZxLT52cmluZy5udW07Cj4gK30KPiArCj4gICBzaXplX3Qgdmhvc3Rf c3ZxX2RyaXZlcl9hcmVhX3NpemUoY29uc3QgVmhvc3RTaGFkb3dWaXJ0cXVldWUgKnN2cSkKPiAg IHsKPiAgICAgICBzaXplX3QgZGVzY19zaXplID0gc2l6ZW9mKHZyaW5nX2Rlc2NfdCkgKiBzdnEt PnZyaW5nLm51bTsKCl9fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fClZpcnR1YWxpemF0aW9uIG1haWxpbmcgbGlzdApWaXJ0dWFsaXphdGlvbkBsaXN0cy5saW51 eC1mb3VuZGF0aW9uLm9yZwpodHRwczovL2xpc3RzLmxpbnV4Zm91bmRhdGlvbi5vcmcvbWFpbG1h bi9saXN0aW5mby92aXJ0dWFsaXphdGlvbg== 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 F1FE2C433EF for ; Sat, 29 Jan 2022 08:19:59 +0000 (UTC) Received: from localhost ([::1]:43588 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nDixi-0006oO-U9 for qemu-devel@archiver.kernel.org; Sat, 29 Jan 2022 03:19:58 -0500 Received: from eggs.gnu.org ([209.51.188.92]:33120) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nDit3-0004Sn-1I for qemu-devel@nongnu.org; Sat, 29 Jan 2022 03:15:10 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:25199) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nDisz-0005Tg-Qc for qemu-devel@nongnu.org; Sat, 29 Jan 2022 03:15:07 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1643444104; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=/AmWnbDa3ZHDENpvKpm30KocL/1g4LiipQ8O0X+mswk=; b=LU1wdSgPXUxCJpO2GctWTKImNUiJxK0fOuanOyXPyzxHr10HNJHe7Pds1odhCqzvkWoRuv DgmTxGXwtj6NHolZNxUrzXBkJg30i1p/AOqcJTFevcvFq1tC0UdDHiWoGoynahbmn9PSG8 35Y0tHbqgBk8FDUOBLfP3id+pdN7n0U= Received: from mail-pj1-f69.google.com (mail-pj1-f69.google.com [209.85.216.69]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-6-vSqxX48uNsWtbFoZHlpSDw-1; Sat, 29 Jan 2022 03:15:02 -0500 X-MC-Unique: vSqxX48uNsWtbFoZHlpSDw-1 Received: by mail-pj1-f69.google.com with SMTP id y14-20020a17090ad70e00b001b4fc2943b3so7601125pju.8 for ; Sat, 29 Jan 2022 00:15:02 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:message-id:date:mime-version:user-agent:subject :content-language:to:cc:references:from:in-reply-to :content-transfer-encoding; bh=/AmWnbDa3ZHDENpvKpm30KocL/1g4LiipQ8O0X+mswk=; b=HSZRwB6ATXSBGZbStptgsEZCJB6EHrOX461h54Mu5ixUuKcXuwewEDH+gIYMxlcnP8 ur3zBxcE4SQy5N9fQnYBURvhjp9nLO9Y1zCh1rk4bCNLXmGQBjSmvpwDixXqKMdgsAtj Gg2KN3MQloRr+6C+nHzQTtIDp3i2GCgOlHhnZPV1ctqWl7KOJiuW8RDeGHmUNNvZApUc SescXJQ2LsdctdMxgWdxso3CH9tZKd2iGhUsGy0+31HVHsV9Q6m5O7KBOsq68tDeJiRn pAUAb+DKCXihtMqhLX3qbMyqrRa4iNWUTSZbcbY/zx/5wLxrEBxMZEU0XH2qe1gbj+wQ zLMQ== X-Gm-Message-State: AOAM533PLABF8x/dWAvv9e1p/hEARhXqSaTVYQQ4WHZIH6nEW0S8ZEuN //FKpbodtHnHYZOKkjD20NBBSER1mtMGiWgORdKAhAJ2k86uPIel7NqH+HK6WDR5nKVju2xp6iY KMcnec9fLlVWZCXQ= X-Received: by 2002:a17:902:d4ca:: with SMTP id o10mr11954571plg.29.1643444101680; Sat, 29 Jan 2022 00:15:01 -0800 (PST) X-Google-Smtp-Source: ABdhPJw6ES+YqoIkoHiAEL1QcXo8Ga7bsBHgrlf+9UmNR1khbkLHGyZMAdZoUw3GeYJWT4U3EpW78g== X-Received: by 2002:a17:902:d4ca:: with SMTP id o10mr11954539plg.29.1643444101414; Sat, 29 Jan 2022 00:15:01 -0800 (PST) Received: from [10.72.12.112] ([209.132.188.80]) by smtp.gmail.com with ESMTPSA id c17sm12617308pfv.68.2022.01.29.00.14.54 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sat, 29 Jan 2022 00:15:00 -0800 (PST) Message-ID: <04720687-f6b9-1ed9-c4da-30a965743065@redhat.com> Date: Sat, 29 Jan 2022 16:14:52 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:91.0) Gecko/20100101 Thunderbird/91.5.0 Subject: Re: [PATCH 15/31] vdpa: Add vhost_svq_get_num To: =?UTF-8?Q?Eugenio_P=c3=a9rez?= , qemu-devel@nongnu.org References: <20220121202733.404989-1-eperezma@redhat.com> <20220121202733.404989-16-eperezma@redhat.com> From: Jason Wang In-Reply-To: <20220121202733.404989-16-eperezma@redhat.com> Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=jasowang@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=jasowang@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -29 X-Spam_score: -3.0 X-Spam_bar: --- X-Spam_report: (-3.0 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.167, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, NICE_REPLY_A=-0.001, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-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: Laurent Vivier , Parav Pandit , Cindy Lu , "Michael S. Tsirkin" , Juan Quintela , Richard Henderson , Markus Armbruster , Gautam Dawar , virtualization@lists.linux-foundation.org, Eduardo Habkost , Harpreet Singh Anand , Xiao W Wang , Peter Xu , Stefan Hajnoczi , Eli Cohen , Paolo Bonzini , Zhu Lingshan , Eric Blake , Stefano Garzarella Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" 在 2022/1/22 上午4:27, Eugenio Pérez 写道: > This reports the guest's visible SVQ effective length, not the device's > one. I think we need to explain if there could be a case that the SVQ size is not equal to the device queue size. Thanks > > Signed-off-by: Eugenio Pérez > --- > hw/virtio/vhost-shadow-virtqueue.h | 1 + > hw/virtio/vhost-shadow-virtqueue.c | 5 +++++ > 2 files changed, 6 insertions(+) > > diff --git a/hw/virtio/vhost-shadow-virtqueue.h b/hw/virtio/vhost-shadow-virtqueue.h > index 3521e8094d..035207a469 100644 > --- a/hw/virtio/vhost-shadow-virtqueue.h > +++ b/hw/virtio/vhost-shadow-virtqueue.h > @@ -29,6 +29,7 @@ const EventNotifier *vhost_svq_get_svq_call_notifier( > const VhostShadowVirtqueue *svq); > void vhost_svq_get_vring_addr(const VhostShadowVirtqueue *svq, > struct vhost_vring_addr *addr); > +uint16_t vhost_svq_get_num(const VhostShadowVirtqueue *svq); > size_t vhost_svq_driver_area_size(const VhostShadowVirtqueue *svq); > size_t vhost_svq_device_area_size(const VhostShadowVirtqueue *svq); > > diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c > index 0f2c2403ff..f129ec8395 100644 > --- a/hw/virtio/vhost-shadow-virtqueue.c > +++ b/hw/virtio/vhost-shadow-virtqueue.c > @@ -212,6 +212,11 @@ void vhost_svq_get_vring_addr(const VhostShadowVirtqueue *svq, > addr->used_user_addr = (uint64_t)svq->vring.used; > } > > +uint16_t vhost_svq_get_num(const VhostShadowVirtqueue *svq) > +{ > + return svq->vring.num; > +} > + > size_t vhost_svq_driver_area_size(const VhostShadowVirtqueue *svq) > { > size_t desc_size = sizeof(vring_desc_t) * svq->vring.num;