From patchwork Thu Aug 25 19:03:54 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Eugenio Perez Martin X-Patchwork-Id: 12955146 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 4272CECAA25 for ; Thu, 25 Aug 2022 19:09:45 +0000 (UTC) Received: from localhost ([::1]:57148 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1oRIEY-00034C-Rm for qemu-devel@archiver.kernel.org; Thu, 25 Aug 2022 15:09:42 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:55370) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oRI9R-00005y-OX for qemu-devel@nongnu.org; Thu, 25 Aug 2022 15:04:26 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.133.124]:42745) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1oRI9N-0006RU-H0 for qemu-devel@nongnu.org; Thu, 25 Aug 2022 15:04:25 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1661454258; 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=ssNtCJXhbLSC8S4I9ANaar9bo1LEaJNUSGxPwa2T81w=; b=Xrn/Lkhrz9E728Kcha7Gqj7hHrvRbeZDGy+IPWiODD0Yh8uhfonxTqGY9ko1HlyrYXbzw2 zN1WveaJ7kflzmmVQ+gcnto65J+8GFmP5AUzv/fwXEqcKHdZOW6KLBPC70FxRbTNK5Jhip W2O90jfUW5l+2kfp2sR8YxNuyOUBf6g= 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-540-RW7uFwhIO42GsxrEsXzvbA-1; Thu, 25 Aug 2022 15:04:15 -0400 X-MC-Unique: RW7uFwhIO42GsxrEsXzvbA-1 Received: from smtp.corp.redhat.com (int-mx09.intmail.prod.int.rdu2.redhat.com [10.11.54.9]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 8C305804191; Thu, 25 Aug 2022 19:04:14 +0000 (UTC) Received: from eperezma.remote.csb (unknown [10.39.192.229]) by smtp.corp.redhat.com (Postfix) with ESMTP id C60FD492C3B; Thu, 25 Aug 2022 19:04:11 +0000 (UTC) From: =?utf-8?q?Eugenio_P=C3=A9rez?= To: qemu-devel@nongnu.org Cc: Cornelia Huck , Si-Wei Liu , Parav Pandit , Jason Wang , "Michael S. Tsirkin" , Harpreet Singh Anand , Stefan Hajnoczi , Zhu Lingshan , Cindy Lu , Gautam Dawar , Paolo Bonzini , Eli Cohen , "Gonglei (Arei)" , Liuxiangdong , Laurent Vivier , Stefano Garzarella Subject: [PATCH v3 4/6] vdpa: validate MQ CVQ commands Date: Thu, 25 Aug 2022 21:03:54 +0200 Message-Id: <20220825190356.317527-5-eperezma@redhat.com> In-Reply-To: <20220825190356.317527-1-eperezma@redhat.com> References: <20220825190356.317527-1-eperezma@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 2.85 on 10.11.54.9 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: -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, 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: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" So we are sure we can update the device model properly before sending to the device. Signed-off-by: Eugenio Pérez --- net/vhost-vdpa.c | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/net/vhost-vdpa.c b/net/vhost-vdpa.c index 3950e4f25d..c6cbe2fb5c 100644 --- a/net/vhost-vdpa.c +++ b/net/vhost-vdpa.c @@ -486,6 +486,15 @@ static bool vhost_vdpa_net_cvq_validate_cmd(const void *out_buf, size_t len) __func__, ctrl.cmd); }; break; + case VIRTIO_NET_CTRL_MQ: + switch (ctrl.cmd) { + case VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET: + return true; + default: + qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid mq cmd %u\n", + __func__, ctrl.cmd); + }; + break; default: qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid control class %u\n", __func__, ctrl.class);