Received: by 2002:ac0:c50a:0:0:0:0:0 with SMTP id y10csp997065imi; Fri, 1 Jul 2022 00:13:22 -0700 (PDT) X-Google-Smtp-Source: AGRyM1sUGnOSzA19J/ioFnofm6X/0+HG008pnK5aHcjZbobyz47iSpkX5IUKAh5CfoPSQEtxyUQx X-Received: by 2002:a17:90b:2151:b0:1ef:581c:9e41 with SMTP id kt17-20020a17090b215100b001ef581c9e41mr1773663pjb.214.1656659601966; Fri, 01 Jul 2022 00:13:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1656659601; cv=none; d=google.com; s=arc-20160816; b=OZMXdYH2aOJvptyxVvCHlrl02+qWW3rL9rN5+hklYEpa0Z6KqjX9JZFW2m6PZykeB6 rNM4kvwQJbc7Eo2HDhMf6aLFqQnbhgg6yuiJNg/ssbvsUUM3vytZq9bICmg/hkZeTlwD PtHCYGSAA8xYj1yPrYr+06JHp8mp560wA4xytpO/eSAiwO0Se4mL8FSS6CtHFp2DUtGB y90YhapyNiejxu6h8YZNq8aKXG2wG/hzz6V8I4XbOw2p3f2p/GyhvZhiOezyqEdEaETc nbqBl74uVlLJhVzsD/B79s/B/s0uMteK+sU9P6Kw8jwyW1u8ljx6d5PqKK/QWSIMg3ay GhUg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:mime-version:message-id:date:user-agent :references:organization:in-reply-to:subject:cc:to:from :dkim-signature; bh=9H0KysDk28AeFuwB3uKx292zWa+OjfA0oCzCBryi4g4=; b=YP0DQiBkls2h9iq+qIfMmi1k+TTLPr9j5TsUKUeBJztYNKOaIeaKV70m09OH9XR0lA P6MGevJ2NfQpTRe1fORFuBucqxacBc0OcHuvo3IMAXHFTexbc60KKrL+Hf9fCahm2D0c tOx7PklX39/wOZr1Ql3ljeCIMxwhFeXKyn1S7NF+mx0EoPRWhDnW3d1ps8pMy05zTySN y3Cz4uowfZ/3ndBsMEQ+qQubvdEmZ3Pky3PZKc9IrgnG9JfIXy7N6l3IN6AHKnoVDLrf uOCiuTQJ3Khy+VUPwunyai1BjinzX5vGwxtggaPAMuXm9lD2g9p8FGNHuup6gbmh3ybK OmtQ== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b="jRuMq/8X"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id hk6-20020a17090b224600b001eca5cba1b3si6069203pjb.163.2022.07.01.00.13.09; Fri, 01 Jul 2022 00:13:21 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@redhat.com header.s=mimecast20190719 header.b="jRuMq/8X"; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=redhat.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235090AbiGAHMA (ORCPT + 99 others); Fri, 1 Jul 2022 03:12:00 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41110 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229966AbiGAHL6 (ORCPT ); Fri, 1 Jul 2022 03:11:58 -0400 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id 15F5C6B240 for ; Fri, 1 Jul 2022 00:11:57 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1656659517; 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: in-reply-to:in-reply-to:references:references; bh=9H0KysDk28AeFuwB3uKx292zWa+OjfA0oCzCBryi4g4=; b=jRuMq/8X8rFKeGpz5Vzgsdr3l6tESt07dVkrhT21M9RieSYGBXpjBmur35U7fdIDgb42MM 5+XqaOEHX3pzai7NY7QOuDcX8LR0bcAhg2fj+WCNpVB+Yud+bKZDa6WnMVQ1FDRbX0vEr5 iQVNeO2ER9rHbxpBQ1vtw8Am3BpETrI= 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-317-hZl3QDTJPie2vX4NnfJ5Wg-1; Fri, 01 Jul 2022 03:11:52 -0400 X-MC-Unique: hZl3QDTJPie2vX4NnfJ5Wg-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 337AF8001EA; Fri, 1 Jul 2022 07:11:52 +0000 (UTC) Received: from localhost (unknown [10.39.193.63]) by smtp.corp.redhat.com (Postfix) with ESMTPS id E1F17492C3B; Fri, 1 Jul 2022 07:11:51 +0000 (UTC) From: Cornelia Huck To: "Michael S. Tsirkin" , linux-kernel@vger.kernel.org Cc: Jason Wang , virtualization@lists.linux-foundation.org Subject: Re: [PATCH] virtio: VIRTIO_HARDEN_NOTIFICATION is broken In-Reply-To: <20220630191559.16738-1-mst@redhat.com> Organization: Red Hat GmbH References: <20220630191559.16738-1-mst@redhat.com> User-Agent: Notmuch/0.36 (https://notmuchmail.org) Date: Fri, 01 Jul 2022 09:11:50 +0200 Message-ID: <87iloh2top.fsf@redhat.com> MIME-Version: 1.0 Content-Type: text/plain X-Scanned-By: MIMEDefang 2.85 on 10.11.54.9 X-Spam-Status: No, score=-3.2 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_LOW, SPF_HELO_NONE,SPF_NONE,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Thu, Jun 30 2022, "Michael S. Tsirkin" wrote: > This option doesn't really work and breaks too many drivers. > Not yet sure what's the right thing to do, for now > let's make sure randconfig isn't broken by this. > > Fixes: c346dae4f3fb ("virtio: disable notification hardening by default") > Cc: "Jason Wang" > Signed-off-by: Michael S. Tsirkin > --- > drivers/virtio/Kconfig | 3 ++- > 1 file changed, 2 insertions(+), 1 deletion(-) Reviewed-by: Cornelia Huck