Received: by 2002:a05:6358:a55:b0:ec:fcf4:3ecf with SMTP id 21csp4986681rwb; Tue, 17 Jan 2023 07:52:27 -0800 (PST) X-Google-Smtp-Source: AMrXdXsh6eccy4UctEIMyHdJhAmbs77tuB2IqTEEl/Iohs8eqZ8VWMxCfgwghYUoFKU58C2T7GuM X-Received: by 2002:a17:907:8b09:b0:873:2612:e12c with SMTP id sz9-20020a1709078b0900b008732612e12cmr2127960ejc.21.1673970747151; Tue, 17 Jan 2023 07:52:27 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1673970747; cv=none; d=google.com; s=arc-20160816; b=KwVq0jYLQIni6886x4PDTwZA/guRnsqCvS6DQKk7Lw62NLUXXMEP8hWxN0HzYcpRPi YDF1bii6uQAdcD736BbopwxgHhV52ttFN4FVGLW8J+4/F3U0saWC/77sv3KLBsReXdGx Ugvml7GkgECX9qSUKe4gt+XZarzE1q4MP0W2NePwkEVENolrpyjeI3X/nBi25q921nVI 9+Cq8lPemlSgpPbT7euIvklZScw+OwA95clap/a4iQg+2U4Ef5beGbqE44UBzOP23ukb CI6L75WglvUvwP6Rx2yoJQ8+rJuAjfAVGIz9fUUXDTr5ZcPIH/DmrWkyzErm+Gb2qttM aErQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:content-transfer-encoding:in-reply-to:from :references:cc:to:content-language:subject:user-agent:mime-version :date:message-id:dkim-signature; bh=z9O9zPZkDqrnCuhkDxkogy0nY3SrET9KftAHRkcEYcQ=; b=jSFFTAfeXo2dHbFTSP+kUhk0JSMJH8FFlTGnAkllN9QepZ5DBTQzxWIj5lSXXefEzC KS7bizjrWbJlDZisKcWmgMJEWJe8Z1ZmFLlxyJJ1VLYzPLTROPOBy4w1mR6CwtEDEVOj fK7Z1Ih5sPTauKPeL2yCLhRLvg9vUyf8HPTcAIPCXb+wbUSzGHu5t55C/bba1GI9MyPR B0t5GjZ72qxQEVMMseJhS7fyK84LYetzzgts1elUUDqcKk1ilsiN+mrKzlS8OiQPz2gE wh8/2ZRzhR36EbLkLdigt1Jh2QMYplRoNNvylqEptEVUH6YHvLjcO2BVJFxHSqO6VDDs WWaA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@ibm.com header.s=pp1 header.b=p5Wwt+Ke; 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=REJECT sp=NONE dis=NONE) header.from=ibm.com Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id gn3-20020a1709070d0300b008546dd18d16si26452533ejc.51.2023.01.17.07.52.13; Tue, 17 Jan 2023 07:52:27 -0800 (PST) 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=@ibm.com header.s=pp1 header.b=p5Wwt+Ke; 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=REJECT sp=NONE dis=NONE) header.from=ibm.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233153AbjAQPLL (ORCPT + 48 others); Tue, 17 Jan 2023 10:11:11 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:48222 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233390AbjAQPKm (ORCPT ); Tue, 17 Jan 2023 10:10:42 -0500 Received: from mx0b-001b2d01.pphosted.com (mx0b-001b2d01.pphosted.com [148.163.158.5]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 311633EFE6; Tue, 17 Jan 2023 07:10:41 -0800 (PST) Received: from pps.filterd (m0098417.ppops.net [127.0.0.1]) by mx0a-001b2d01.pphosted.com (8.17.1.19/8.17.1.19) with ESMTP id 30HEvE2s019631; Tue, 17 Jan 2023 15:10:18 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=z9O9zPZkDqrnCuhkDxkogy0nY3SrET9KftAHRkcEYcQ=; b=p5Wwt+KegwJmNq4O+QjUnQtD7Z2aqlPjZ/1Po7cxFBc7jdIhGp1PrR1AtYYUE4w8yVW3 rx2UDOx89pO/tqwIO2v1GI8nNnpZCMeGn3gUINtnrOBjVcYwBlcjFu8Xn+YwawQBBZnf MCQrlqBNXibZrFtB6WUcvefp6sCTw8IJJgwIL/m8w20euOxjxo6/gA6eL/cvE8vNXwww a6wHNVvnt173QPzyFvsx0AmTPpm1NpXY35zWi1gLzDg/sxhNZbzuncwo8DseAAbm1/qx 8xMVD5XfNr7nqL6tAhmutBHJRUh7y8sF147j+53X6Ee5TJaVCCTW4E9qsHPct5tCe8d6 aQ== Received: from ppma01dal.us.ibm.com (83.d6.3fa9.ip4.static.sl-reverse.com [169.63.214.131]) by mx0a-001b2d01.pphosted.com (PPS) with ESMTPS id 3n5ww1rc3u-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 17 Jan 2023 15:10:17 +0000 Received: from pps.filterd (ppma01dal.us.ibm.com [127.0.0.1]) by ppma01dal.us.ibm.com (8.17.1.19/8.17.1.19) with ESMTP id 30HD87pv009261; Tue, 17 Jan 2023 15:10:16 GMT Received: from smtprelay04.wdc07v.mail.ibm.com ([9.208.129.114]) by ppma01dal.us.ibm.com (PPS) with ESMTPS id 3n3m17nx8s-1 (version=TLSv1.2 cipher=ECDHE-RSA-AES256-GCM-SHA384 bits=256 verify=NOT); Tue, 17 Jan 2023 15:10:16 +0000 Received: from smtpav01.dal12v.mail.ibm.com (smtpav01.dal12v.mail.ibm.com [10.241.53.100]) by smtprelay04.wdc07v.mail.ibm.com (8.14.9/8.14.9/NCO v10.0) with ESMTP id 30HFAEOC24511042 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Tue, 17 Jan 2023 15:10:14 GMT Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 68FDB5805D; Tue, 17 Jan 2023 15:10:14 +0000 (GMT) Received: from smtpav01.dal12v.mail.ibm.com (unknown [127.0.0.1]) by IMSVA (Postfix) with ESMTP id 180DE58057; Tue, 17 Jan 2023 15:10:13 +0000 (GMT) Received: from [9.160.180.199] (unknown [9.160.180.199]) by smtpav01.dal12v.mail.ibm.com (Postfix) with ESMTP; Tue, 17 Jan 2023 15:10:12 +0000 (GMT) Message-ID: <5989dc61-d589-aa66-bded-2d30dca4d0df@linux.ibm.com> Date: Tue, 17 Jan 2023 10:10:12 -0500 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.6.0 Subject: Re: [PATCH v4 3/7] s390/pci: prepare is_passed_through() for dma-iommu Content-Language: en-US To: Niklas Schnelle , Joerg Roedel , Will Deacon , Robin Murphy , Jason Gunthorpe , Wenjia Zhang Cc: Gerd Bayer , Pierre Morel , iommu@lists.linux.dev, linux-s390@vger.kernel.org, borntraeger@linux.ibm.com, hca@linux.ibm.com, gor@linux.ibm.com, gerald.schaefer@linux.ibm.com, agordeev@linux.ibm.com, svens@linux.ibm.com, linux-kernel@vger.kernel.org, Julian Ruess References: <20230104120543.308933-1-schnelle@linux.ibm.com> <20230104120543.308933-4-schnelle@linux.ibm.com> From: Matthew Rosato In-Reply-To: <20230104120543.308933-4-schnelle@linux.ibm.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-TM-AS-GCONF: 00 X-Proofpoint-GUID: eaaXeWWJhmccxxKXjvDHgfBnhyuw83KD X-Proofpoint-ORIG-GUID: eaaXeWWJhmccxxKXjvDHgfBnhyuw83KD X-Proofpoint-Virus-Version: vendor=baseguard engine=ICAP:2.0.219,Aquarius:18.0.923,Hydra:6.0.562,FMLib:17.11.122.1 definitions=2023-01-17_06,2023-01-17_01,2022-06-22_01 X-Proofpoint-Spam-Details: rule=outbound_notspam policy=outbound score=0 mlxscore=0 malwarescore=0 clxscore=1011 bulkscore=0 phishscore=0 impostorscore=0 spamscore=0 lowpriorityscore=0 priorityscore=1501 mlxlogscore=687 adultscore=0 suspectscore=0 classifier=spam adjust=0 reason=mlx scancount=1 engine=8.12.0-2212070000 definitions=main-2301170122 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_EF,NICE_REPLY_A,RCVD_IN_MSPIKE_H2,SPF_HELO_NONE, SPF_PASS 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 1/4/23 7:05 AM, Niklas Schnelle wrote: > With the IOMMU always controlled through the IOMMU driver testing for > zdev->s390_domain is not a valid indication of the device being > passed-through. Instead test if zdev->kzdev is set. > > Reviewed-by: Pierre Morel > Signed-off-by: Niklas Schnelle Reviewed-by: Matthew Rosato