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 X-Spam-Level: X-Spam-Status: No, score=-8.3 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, USER_AGENT_SANE_1 autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 12A0DC2D0B1 for ; Tue, 4 Feb 2020 09:12:43 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id DAA312084E for ; Tue, 4 Feb 2020 09:12:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726688AbgBDJMm (ORCPT ); Tue, 4 Feb 2020 04:12:42 -0500 Received: from mx0a-001b2d01.pphosted.com ([148.163.156.1]:54794 "EHLO mx0a-001b2d01.pphosted.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726329AbgBDJMl (ORCPT ); Tue, 4 Feb 2020 04:12:41 -0500 Received: from pps.filterd (m0098396.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id 0149AcWx072648 for ; Tue, 4 Feb 2020 04:12:41 -0500 Received: from e06smtp02.uk.ibm.com (e06smtp02.uk.ibm.com [195.75.94.98]) by mx0a-001b2d01.pphosted.com with ESMTP id 2xxgjxjyx8-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Tue, 04 Feb 2020 04:12:41 -0500 Received: from localhost by e06smtp02.uk.ibm.com with IBM ESMTP SMTP Gateway: Authorized Use Only! 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Violators will be prosecuted; (version=TLSv1/SSLv3 cipher=AES256-GCM-SHA384 bits=256/256) Tue, 4 Feb 2020 09:12:36 -0000 Received: from d06av23.portsmouth.uk.ibm.com (d06av23.portsmouth.uk.ibm.com [9.149.105.59]) by b06cxnps4075.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 0149CYaD57671850 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 4 Feb 2020 09:12:34 GMT Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id A269DA4053; Tue, 4 Feb 2020 09:12:34 +0000 (GMT) Received: from d06av23.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 61CACA4051; Tue, 4 Feb 2020 09:12:34 +0000 (GMT) Received: from oc7455500831.ibm.com (unknown [9.152.224.61]) by d06av23.portsmouth.uk.ibm.com (Postfix) with ESMTP; Tue, 4 Feb 2020 09:12:34 +0000 (GMT) Subject: Re: [RFCv2 02/37] s390/protvirt: introduce host side setup To: Thomas Huth , Janosch Frank Cc: KVM , Cornelia Huck , David Hildenbrand , Ulrich Weigand , Claudio Imbrenda , Andrea Arcangeli References: <20200203131957.383915-1-borntraeger@de.ibm.com> <20200203131957.383915-3-borntraeger@de.ibm.com> <5cda9a67-5ac8-c23c-a935-3c22c0012e32@redhat.com> From: Christian Borntraeger Autocrypt: addr=borntraeger@de.ibm.com; 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Linux x86_64; rv:68.0) Gecko/20100101 Thunderbird/68.3.0 MIME-Version: 1.0 In-Reply-To: <5cda9a67-5ac8-c23c-a935-3c22c0012e32@redhat.com> Content-Type: text/plain; charset=utf-8 Content-Language: en-US Content-Transfer-Encoding: 8bit X-TM-AS-GCONF: 00 x-cbid: 20020409-0008-0000-0000-0000034F8B15 X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 20020409-0009-0000-0000-00004A701738 Message-Id: X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138,18.0.572 definitions=2020-02-04_02:2020-02-04,2020-02-04 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 mlxscore=0 lowpriorityscore=0 malwarescore=0 suspectscore=0 spamscore=0 mlxlogscore=999 adultscore=0 priorityscore=1501 impostorscore=0 phishscore=0 clxscore=1015 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1911200001 definitions=main-2002040069 Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org On 04.02.20 09:40, Thomas Huth wrote: > On 03/02/2020 14.19, Christian Borntraeger wrote: >> From: Vasily Gorbik >> >> Introduce KVM_S390_PROTECTED_VIRTUALIZATION_HOST kbuild option for >> protected virtual machines hosting support code. >> >> Add "prot_virt" command line option which controls if the kernel >> protected VMs support is enabled at early boot time. This has to be >> done early, because it needs large amounts of memory and will disable >> some features like STP time sync for the lpar. >> >> Extend ultravisor info definitions and expose it via uv_info struct >> filled in during startup. >> >> Signed-off-by: Vasily Gorbik >> --- > [...] >> diff --git a/arch/s390/include/asm/uv.h b/arch/s390/include/asm/uv.h >> index 4093a2856929..32eac3ab2d3b 100644 >> --- a/arch/s390/include/asm/uv.h >> +++ b/arch/s390/include/asm/uv.h >> @@ -44,7 +44,19 @@ struct uv_cb_qui { >> struct uv_cb_header header; >> u64 reserved08; >> u64 inst_calls_list[4]; >> - u64 reserved30[15]; >> + u64 reserved30[2]; >> + u64 uv_base_stor_len; >> + u64 reserved48; >> + u64 conf_base_phys_stor_len; >> + u64 conf_base_virt_stor_len; >> + u64 conf_virt_var_stor_len; >> + u64 cpu_stor_len; >> + u32 reserved68[3]; > > If I count right, that should be named reserved70 instead? Right. Fixed. > >> + u32 max_num_sec_conf; >> + u64 max_guest_stor_addr; >> + u8 reserved80[150-128]; > > And this one reserved88[158 - 136] ? Right. Fixed > >> + u16 max_guest_cpus; >> + u64 reserved98; > > reservedA0 ? Fixed. (with lowercase a as in other s390 include files): > >> } __packed __aligned(8); >> > > Apart from that, the patch looks ok to me. Thanks