Message ID | 20220302203012.3476835-13-eperezma@redhat.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show
Return-Path: <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> 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 AA886C433EF for <qemu-devel@archiver.kernel.org>; Wed, 2 Mar 2022 20:53:13 +0000 (UTC) Received: from localhost ([::1]:34570 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org>) id 1nPVyC-0005b0-G1 for qemu-devel@archiver.kernel.org; Wed, 02 Mar 2022 15:53:12 -0500 Received: from eggs.gnu.org ([209.51.188.92]:38716) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <eperezma@redhat.com>) id 1nPVdl-00072X-5N for qemu-devel@nongnu.org; Wed, 02 Mar 2022 15:32:05 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:59426) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from <eperezma@redhat.com>) id 1nPVdi-0002Go-Rc for qemu-devel@nongnu.org; Wed, 02 Mar 2022 15:32:04 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1646253122; 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=p51g5+VwCcPq+U94mF1sIPTml5hD3L8rOCkYYMclMQw=; b=D8a+9+b+IoNAiy6iRJE8SQJm6jxu18KrLVcOLSAblDInHgQfb3Ni7qd3Gg1XEOxv+6xoQ+ B5jFGRveGdhBz/HZKsZHjLneEg/PpGO3DiWhReZL9eULXPWFIZm+ptT5SqJg+dQsYT2iLt Y0ZfleF5Ik9Mg/dicwjv81ULPBkGAHA= Received: from mimecast-mx01.redhat.com (mimecast-mx01.redhat.com [209.132.183.4]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-44-JEcJtExzPnOnotFYvV5KAg-1; Wed, 02 Mar 2022 15:32:01 -0500 X-MC-Unique: JEcJtExzPnOnotFYvV5KAg-1 Received: from smtp.corp.redhat.com (int-mx03.intmail.prod.int.phx2.redhat.com [10.5.11.13]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx01.redhat.com (Postfix) with ESMTPS id A9B781006AA7; Wed, 2 Mar 2022 20:31:58 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.195.142]) by smtp.corp.redhat.com (Postfix) with ESMTP id 1AE4F45C93; Wed, 2 Mar 2022 20:31:51 +0000 (UTC) From: =?utf-8?q?Eugenio_P=C3=A9rez?= <eperezma@redhat.com> To: qemu-devel@nongnu.org Subject: [PATCH v3 12/14] vdpa: Never set log_base addr if SVQ is enabled Date: Wed, 2 Mar 2022 21:30:10 +0100 Message-Id: <20220302203012.3476835-13-eperezma@redhat.com> In-Reply-To: <20220302203012.3476835-1-eperezma@redhat.com> References: <20220302203012.3476835-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.79 on 10.5.11.13 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=CUSA124A263 smtp.mailfrom=eperezma@redhat.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=170.10.133.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H5=0.001, RCVD_IN_MSPIKE_WL=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: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <https://lists.nongnu.org/archive/html/qemu-devel> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: "Michael S. Tsirkin" <mst@redhat.com>, Jason Wang <jasowang@redhat.com>, Peter Xu <peterx@redhat.com>, virtualization@lists.linux-foundation.org, Eli Cohen <eli@mellanox.com>, Eric Blake <eblake@redhat.com>, Parav Pandit <parav@mellanox.com>, Cindy Lu <lulu@redhat.com>, "Fangyi \(Eric\)" <eric.fangyi@huawei.com>, Markus Armbruster <armbru@redhat.com>, yebiaoxiang@huawei.com, Liuxiangdong <liuxiangdong5@huawei.com>, Stefano Garzarella <sgarzare@redhat.com>, Laurent Vivier <lvivier@redhat.com>, Eduardo Habkost <ehabkost@redhat.com>, Richard Henderson <richard.henderson@linaro.org>, Gautam Dawar <gdawar@xilinx.com>, Xiao W Wang <xiao.w.wang@intel.com>, Stefan Hajnoczi <stefanha@redhat.com>, Juan Quintela <quintela@redhat.com>, Harpreet Singh Anand <hanand@xilinx.com>, Zhu Lingshan <lingshan.zhu@intel.com> Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org> |
Series |
vDPA shadow virtqueue
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expand
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diff --git a/hw/virtio/vhost-vdpa.c b/hw/virtio/vhost-vdpa.c index 151622fb34..95cb72a2ee 100644 --- a/hw/virtio/vhost-vdpa.c +++ b/hw/virtio/vhost-vdpa.c @@ -1092,7 +1092,8 @@ static int vhost_vdpa_dev_start(struct vhost_dev *dev, bool started) static int vhost_vdpa_set_log_base(struct vhost_dev *dev, uint64_t base, struct vhost_log *log) { - if (vhost_vdpa_one_time_request(dev)) { + struct vhost_vdpa *v = dev->opaque; + if (v->shadow_vqs_enabled || vhost_vdpa_one_time_request(dev)) { return 0; }
Setting the log address would make the device start reporting invalid dirty memory because the SVQ vrings are located in qemu's memory. Signed-off-by: Eugenio PĂ©rez <eperezma@redhat.com> --- hw/virtio/vhost-vdpa.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-)