From patchwork Mon Feb 13 19:19:29 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eugenio Perez Martin X-Patchwork-Id: 13138892 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 3686EC636D4 for ; Mon, 13 Feb 2023 19:20:02 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pReMf-0003VF-Eu; Mon, 13 Feb 2023 14:19:49 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pReMZ-0003Uf-UK for qemu-devel@nongnu.org; Mon, 13 Feb 2023 14:19:43 -0500 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pReMU-00061e-Uj for qemu-devel@nongnu.org; Mon, 13 Feb 2023 14:19:42 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1676315977; 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; bh=ug4ekzcm50hXY6tkRDWzelLEtq9iqOrvykLFVg+HpX4=; b=XitXYwx4e67PlyRlhRUy+Aqf6Bi4RO7ZjW8FYPf+655tU0guVuuH9vROU5fwFI/t3IrqBm 56d8FckGllxBMlSBZCKPqwStlqlgN/w+7XWocgP1Rp4/MZbZbf8aNl1pAWFgl4UvT9wg71 VE3nv6pyuK4XTFc9FjIcavelMaVryao= Received: from mimecast-mx02.redhat.com (mimecast-mx02.redhat.com [66.187.233.88]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-9-uH8UPIqnMWqY6i1S0lQoPQ-1; Mon, 13 Feb 2023 14:19:34 -0500 X-MC-Unique: uH8UPIqnMWqY6i1S0lQoPQ-1 Received: from smtp.corp.redhat.com (int-mx08.intmail.prod.int.rdu2.redhat.com [10.11.54.8]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id A6B0418ABF89; Mon, 13 Feb 2023 19:19:33 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.192.11]) by smtp.corp.redhat.com (Postfix) with ESMTP id 5F963C16022; Mon, 13 Feb 2023 19:19:31 +0000 (UTC) From: =?utf-8?q?Eugenio_P=C3=A9rez?= To: qemu-devel@nongnu.org, mst@redhat.com Cc: Jason Wang , Gautam Dawar , Parav Pandit , Zhu Lingshan , Cindy Lu , longpeng2@huawei.com, Eli Cohen , alvaro.karsz@solid-run.com, Lei Yang , Laurent Vivier Subject: [PATCH] vhost: accept VIRTIO_F_ORDER_PLATFORM as a valid SVQ feature Date: Mon, 13 Feb 2023 20:19:29 +0100 Message-Id: <20230213191929.1547497-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.8 Received-SPF: pass client-ip=170.10.129.124; envelope-from=eperezma@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org VIRTIO_F_ORDER_PLATFORM indicates that memory accesses by the driver and the device are ordered in a way described by the platform. Since vDPA devices may be backed by a hardware devices, let's allow VIRTIO_F_ORDER_PLATFORM. Signed-off-by: Eugenio Pérez --- hw/virtio/vhost-shadow-virtqueue.c | 1 + 1 file changed, 1 insertion(+) diff --git a/hw/virtio/vhost-shadow-virtqueue.c b/hw/virtio/vhost-shadow-virtqueue.c index 4307296358..6bb1998f12 100644 --- a/hw/virtio/vhost-shadow-virtqueue.c +++ b/hw/virtio/vhost-shadow-virtqueue.c @@ -34,6 +34,7 @@ bool vhost_svq_valid_features(uint64_t features, Error **errp) switch (b) { case VIRTIO_F_ANY_LAYOUT: case VIRTIO_RING_F_EVENT_IDX: + case VIRTIO_F_ORDER_PLATFORM: continue; case VIRTIO_F_ACCESS_PLATFORM: