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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id D15EEC433FE for ; Thu, 20 Oct 2022 06:56:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229841AbiJTG4o (ORCPT ); Thu, 20 Oct 2022 02:56:44 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36888 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229783AbiJTG4h (ORCPT ); Thu, 20 Oct 2022 02:56:37 -0400 Received: from mx0a-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 1E65A120EF9 for ; Wed, 19 Oct 2022 23:56:35 -0700 (PDT) Received: from pps.filterd (m0098420.ppops.net [127.0.0.1]) by mx0b-001b2d01.pphosted.com (8.17.1.5/8.17.1.5) with ESMTP id 29K6bsbo011968 for ; Thu, 20 Oct 2022 06:56:34 GMT DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ibm.com; h=message-id : date : mime-version : subject : to : cc : references : from : in-reply-to : content-type : content-transfer-encoding; s=pp1; bh=QplY6tD2v4iEKcz+U1eStzYBsGa7iKnVwYTF/Df5Uek=; b=bKGXnmE7/b7jvFzQygynzsiCJBLiraeRzTGiahigDYIznBreVyHb3Ycc344yvBgX9WkS Fg70HAGTFNEKC6WHdzH4izK5YpZlaUNkiti0DZuzVWU5x2568qPUodZ38sAMBc5mpxV7 PgwKceUG1al+VONq35sLGOaNPt2NGx7Y3xDySZjoIGxiBL6g8h93BTTKShPzU3KweZYG gg62FAtDJgWnoSg85uLK3NSkOqFTxtexH+lCr/nq7A0nRjBCO/lg5/j5znE0UU+vmz9b ylEOAxOcP1fNgguKhmwkwohkyqvEODCS5KPoYBWP+mDmC+NfDJmjEOWGAUDpTUE4siAd ow== Received: from pps.reinject (localhost [127.0.0.1]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3kb0yh0rnj-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 20 Oct 2022 06:56:34 +0000 Received: from m0098420.ppops.net (m0098420.ppops.net [127.0.0.1]) by pps.reinject (8.17.1.5/8.17.1.5) with ESMTP id 29K6dc24018278 for ; Thu, 20 Oct 2022 06:56:33 GMT Received: from ppma04ams.nl.ibm.com (63.31.33a9.ip4.static.sl-reverse.com [169.51.49.99]) by mx0b-001b2d01.pphosted.com (PPS) with ESMTPS id 3kb0yh0rmw-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 20 Oct 2022 06:56:33 +0000 Received: from pps.filterd (ppma04ams.nl.ibm.com [127.0.0.1]) by ppma04ams.nl.ibm.com (8.16.1.2/8.16.1.2) with SMTP id 29K6q4bt018494; Thu, 20 Oct 2022 06:56:31 GMT Received: from b06cxnps3075.portsmouth.uk.ibm.com (d06relay10.portsmouth.uk.ibm.com [9.149.109.195]) by ppma04ams.nl.ibm.com with ESMTP id 3k7mg98bb1-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Thu, 20 Oct 2022 06:56:31 +0000 Received: from d06av24.portsmouth.uk.ibm.com (mk.ibm.com [9.149.105.60]) by b06cxnps3075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 29K6uSEB66257230 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 20 Oct 2022 06:56:28 GMT Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 9077442041; Thu, 20 Oct 2022 06:56:28 +0000 (GMT) Received: from d06av24.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 15A454203F; Thu, 20 Oct 2022 06:56:28 +0000 (GMT) Received: from [9.171.57.143] (unknown [9.171.57.143]) by d06av24.portsmouth.uk.ibm.com (Postfix) with ESMTP; Thu, 20 Oct 2022 06:56:28 +0000 (GMT) Message-ID: Date: Thu, 20 Oct 2022 08:56:27 +0200 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.3.1 Subject: Re: [kvm-unit-tests PATCH v2 1/1] s390x: do not enable PV dump support by default To: Nico Boehr , kvm@vger.kernel.org Cc: imbrenda@linux.ibm.com, thuth@redhat.com References: <20221019145320.1228710-1-nrb@linux.ibm.com> <20221019145320.1228710-2-nrb@linux.ibm.com> Content-Language: en-US From: Janosch Frank In-Reply-To: <20221019145320.1228710-2-nrb@linux.ibm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: -WYLf3cqlnDs1Y6CYjIA7AGo9uBMs2sW X-Proofpoint-ORIG-GUID: VDkeFOKOkBqFqIUnIQ0GkjaEvW6ZG-v- X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.205,Aquarius:18.0.895,Hydra:6.0.545,FMLib:17.11.122.1 definitions=2022-10-20_01,2022-10-19_04,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 malwarescore=0 lowpriorityscore=0 mlxlogscore=999 priorityscore=1501 suspectscore=0 adultscore=0 impostorscore=0 bulkscore=0 spamscore=0 clxscore=1015 mlxscore=0 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2209130000 definitions=main-2210200037 Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 10/19/22 16:53, Nico Boehr wrote: > Currently, dump support is always enabled by setting the respective > plaintext control flag (PCF). Unfortunately, older machines without > support for PV dump will not start the guest when this PCF is set. This > will result in an error message like this: > > qemu-system-s390x: KVM PV command 2 (KVM_PV_SET_SEC_PARMS) failed: header rc 106 rrc 0 IOCTL rc: -22 > > Hence, by default, disable dump support to preserve compatibility with > older machines. Users can enable dumping support by passing > --enable-dump to the configure script. > Reviewed-by: Janosch Frank