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=-2.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=no 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 38E2AC43603 for ; Thu, 12 Dec 2019 05:50:43 +0000 (UTC) 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 mail.kernel.org (Postfix) with ESMTPS id 057B622527 for ; Thu, 12 Dec 2019 05:50:42 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 057B622527 Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=linux.ibm.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Received: from localhost ([::1]:54836 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ifHN4-0007km-2z for qemu-devel@archiver.kernel.org; Thu, 12 Dec 2019 00:50:42 -0500 Received: from eggs.gnu.org ([2001:470:142:3::10]:46473) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1ifHM7-00079D-3k for qemu-devel@nongnu.org; Thu, 12 Dec 2019 00:49:47 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1ifHM1-0003I6-CJ for qemu-devel@nongnu.org; Thu, 12 Dec 2019 00:49:38 -0500 Received: from mx0b-001b2d01.pphosted.com ([148.163.158.5]:52892 helo=mx0a-001b2d01.pphosted.com) by eggs.gnu.org with esmtps (TLS1.0:RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1ifHM1-0003EJ-7c for qemu-devel@nongnu.org; Thu, 12 Dec 2019 00:49:37 -0500 Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.16.0.42/8.16.0.42) with SMTP id xBC5jDr0038177 for ; Thu, 12 Dec 2019 00:49:34 -0500 Received: from e06smtp05.uk.ibm.com (e06smtp05.uk.ibm.com [195.75.94.101]) by mx0a-001b2d01.pphosted.com with ESMTP id 2wtf84jh63-1 (version=TLSv1.2 cipher=AES256-GCM-SHA384 bits=256 verify=NOT) for ; Thu, 12 Dec 2019 00:49:34 -0500 Received: from localhost by e06smtp05.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) Thu, 12 Dec 2019 05:49:29 -0000 Received: from b06wcsmtp001.portsmouth.uk.ibm.com (b06wcsmtp001.portsmouth.uk.ibm.com [9.149.105.160]) by b06cxnps4076.portsmouth.uk.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id xBC5nSjZ50069700 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Thu, 12 Dec 2019 05:49:28 GMT Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id BB8C7A4054; Thu, 12 Dec 2019 05:49:28 +0000 (GMT) Received: from b06wcsmtp001.portsmouth.uk.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 94C0AA405C; Thu, 12 Dec 2019 05:49:27 +0000 (GMT) Received: from in.ibm.com (unknown [9.124.35.198]) by b06wcsmtp001.portsmouth.uk.ibm.com (Postfix) with ESMTPS; Thu, 12 Dec 2019 05:49:27 +0000 (GMT) Date: Thu, 12 Dec 2019 11:19:25 +0530 From: Bharata B Rao To: David Gibson Subject: Re: [PATCH v1 ppc-for-5.0 2/2] ppc/spapr: Support reboot of secure pseries guest References: <20191209070012.14766-1-bharata@linux.ibm.com> <20191209070012.14766-3-bharata@linux.ibm.com> <20191210032851.GC207300@umbus.fritz.box> <20191210035038.GB17552@in.ibm.com> <20191210050536.GH207300@umbus.fritz.box> <20191210065007.GD17552@in.ibm.com> <20191210234132.GL207300@umbus.fritz.box> <20191211050824.GE17552@in.ibm.com> <20191211052742.GQ207300@umbus.fritz.box> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20191211052742.GQ207300@umbus.fritz.box> User-Agent: Mutt/1.12.1 (2019-06-15) X-TM-AS-GCONF: 00 x-cbid: 19121205-0020-0000-0000-0000039755CF X-IBM-AV-DETECTION: SAVI=unused REMOTE=unused XFE=unused x-cbparentid: 19121205-0021-0000-0000-000021EE5C98 Message-Id: <20191212054925.GA28362@in.ibm.com> X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.95,18.0.572 definitions=2019-12-12_01:2019-12-12,2019-12-11 signatures=0 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 bulkscore=0 impostorscore=0 spamscore=0 priorityscore=1501 suspectscore=18 mlxscore=0 adultscore=0 clxscore=1015 lowpriorityscore=0 malwarescore=0 mlxlogscore=832 phishscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-1910280000 definitions=main-1912120036 X-detected-operating-system: by eggs.gnu.org: GNU/Linux 3.x [generic] [fuzzy] X-Received-From: 148.163.158.5 X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.23 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: bharata@linux.ibm.com Cc: Alexey Kardashevskiy , qemu-ppc@nongnu.org, linuxram@us.ibm.com, qemu-devel@nongnu.org, paulus@ozlabs.org Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" On Wed, Dec 11, 2019 at 04:27:42PM +1100, David Gibson wrote: > Ah, right. We'll need to check for -ENOTTY specifically and ignore > it, then. We don't want this spewing warnings on every non-secure > guest. I am posting v2 with explicit check for -ENOTTY. > > > It looks like we may need a new KVM capability to advertise the presence > > of KVM_PPC_SVM_OFF ioctl (or more generally, to advertise host kernel's > > capability to support secure guests). > > Actually, that's probably a better idea still. If and when we decide to have this KVM capability and that goes upstream, we can update the QEMU accordingly? Regards, Bharata.