Received: by 2002:a25:d7c1:0:0:0:0:0 with SMTP id o184csp246741ybg; Tue, 22 Oct 2019 19:52:46 -0700 (PDT) X-Google-Smtp-Source: APXvYqxCOlZo1BKuzw17f8peIk3d80p3VgoBhhDEiGXr9IM6z9KuDywRCqZ/qv+dud80zRMwyQwZ X-Received: by 2002:a17:906:8488:: with SMTP id m8mr9255110ejx.15.1571799165940; Tue, 22 Oct 2019 19:52:45 -0700 (PDT) ARC-Seal: i=2; a=rsa-sha256; t=1571799165; cv=pass; d=google.com; s=arc-20160816; b=DG+QTqdc2cfgYuYoKdWa+1jaROjmRK+DUsCxqfduXhj6TTmVjwI/Uh42hm1LMz/E5j KUhtonfsLhYMhYFgwWH5aOY6la3q3aPn79r3SKbq5hJDrikm6pAM0snGzCrB9paX4bhN pnnpaX9oarQsuzKPXjHOm9U7h30ij0DpaPLjG7gHon9wmcLU2WJPUwyIfPGBBH8GgyLs M3qu1CKCGA544aOf91fm7sgBSUjlWchYkUdCdnAUV7Jfye4jvCCMd280PCsQn9DIjUCp Ep3NaZnJJc3YPZcBWgS8azDCgGeX5o6GS3FAVryaC5VB4EP+/MYyAqKKfK4BG2qH+MJG kxow== ARC-Message-Signature: i=2; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:dkim-signature:content-transfer-encoding :content-language:mime-version:msip_labels:accept-language :in-reply-to:references:message-id:date:thread-index:thread-topic :subject:cc:to:from; bh=hh7MXofScYhBwjHA1E2Rr/9tALzMhSRaxjzSxLclQ4s=; b=nviqCJR/4OluC2L8+8Ap9wrzo7siz8PJmkcK7mDkgUWQEuQqjP8ykk3TcuEMiLpvSN C+aJeUwbZiyc44i/UB7OGhf4HlT84zuHC7edePk1SVcDEWeCtmDzktxmhboZG5Osf74p UxW/nAhyUBRb3SIpnyZAQnWkiisKiXyLTbrZheuLMIiTwfy5UYihScqT9wXSeyFBuX7V j/NLAruxZInWp30SCdWSV/CT+RGx2sjILFitVDnlBPrlMU6utb9eltemAM0FJOprJASc /QV1f0iGipDWTTVqdcAGHuCStq13Ft71uwRzbUkvdTJ2rJ97Xlw/w7YSMUBnfy6ArSGJ BAIA== ARC-Authentication-Results: i=2; mx.google.com; dkim=pass header.i=@nvidia.com header.s=n1 header.b=JuyFt6ou; arc=pass (i=1 spf=pass spfdomain=nvidia.com dkim=pass dkdomain=nvidia.com dmarc=pass fromdomain=nvidia.com); spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nvidia.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id y43si13660734edd.42.2019.10.22.19.52.22; Tue, 22 Oct 2019 19:52:45 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@nvidia.com header.s=n1 header.b=JuyFt6ou; arc=pass (i=1 spf=pass spfdomain=nvidia.com dkim=pass dkdomain=nvidia.com dmarc=pass fromdomain=nvidia.com); spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=nvidia.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389842AbfJVXtC (ORCPT + 99 others); Tue, 22 Oct 2019 19:49:02 -0400 Received: from hqemgate14.nvidia.com ([216.228.121.143]:13400 "EHLO hqemgate14.nvidia.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389812AbfJVXs5 (ORCPT ); Tue, 22 Oct 2019 19:48:57 -0400 Received: from hqpgpgate101.nvidia.com (Not Verified[216.228.121.13]) by hqemgate14.nvidia.com (using TLS: TLSv1.2, DES-CBC3-SHA) id ; Tue, 22 Oct 2019 16:49:02 -0700 Received: from hqmail.nvidia.com ([172.20.161.6]) by hqpgpgate101.nvidia.com (PGP Universal service); Tue, 22 Oct 2019 16:48:56 -0700 X-PGP-Universal: processed; by hqpgpgate101.nvidia.com on Tue, 22 Oct 2019 16:48:56 -0700 Received: from HQMAIL107.nvidia.com (172.20.187.13) by HQMAIL111.nvidia.com (172.20.187.18) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 22 Oct 2019 23:48:56 +0000 Received: from NAM02-SN1-obe.outbound.protection.outlook.com (104.47.36.57) by HQMAIL107.nvidia.com (172.20.187.13) with Microsoft SMTP Server (TLS) id 15.0.1473.3 via Frontend Transport; Tue, 22 Oct 2019 23:48:56 +0000 ARC-Seal: i=1; a=rsa-sha256; s=arcselector9901; d=microsoft.com; cv=none; b=P/i5kEYw48pPVIElu1zgU8gcROQIcLk3LE7zxUtoEtSIhDJ6M3FPOpPUDNiTZqm1Vi9VDDK9F4yv5ugZQMF7hr/BdW0zbLWSiucz/j5mgVB44GR26qjF1SlAySj0WYpjXYyNgZWa+jbjgSmDBz2zVUxvLLwoQLUYcoFLbc4J9zj6goNpbSddNCKnONohQk1eVHyAQWNCHpQ295nn2F0IIb7OPRrk0dhPVCcPj/nbOKWULpWng38rTxnXxXfN540N3PgpJcsGMifbyDq2cdKMksyjEhs2Gz0lfMjn5Pd6JvMW3jzp4m+TUrF/C7NWnmKaMnRvBfIZ0YYsVg3Leg17YQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=microsoft.com; s=arcselector9901; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=hh7MXofScYhBwjHA1E2Rr/9tALzMhSRaxjzSxLclQ4s=; b=QfNmE2k3QtO/sJbDMywj5mGgaPSHRpaVPXliRGae2bv72a+FDk1MRHD4mcWSs/0DYPmRqDJRSLcNb3dn1cFmeHthIvQEycEaCAbwgbdj5oyWcmrW0GkNx9G6UwOaiVEvxbB4UCzTqSAVvLDWprR4BtXsgR/rZeZ/T41RfwBjOPT5tN9Yx+TO34H033W32CoBNJSL2QOBVPz+Glj184prMHGKeGRPceGU4iFK+O/Xg6k+io6Ui2zuS2ZQ0UItHMKDwg6t846mV3vQwaCUrI2UojjGa5b/BROy3lEiY1IF2BskQwwwrhJHP1V0P0mMPzdDHjqd4D7qGqb8rqu3q2EHHg== ARC-Authentication-Results: i=1; mx.microsoft.com 1; spf=pass smtp.mailfrom=nvidia.com; dmarc=pass action=none header.from=nvidia.com; dkim=pass header.d=nvidia.com; arc=none Received: from BYAPR12MB2710.namprd12.prod.outlook.com (20.177.124.11) by BYAPR12MB2856.namprd12.prod.outlook.com (20.179.93.29) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.2347.28; Tue, 22 Oct 2019 23:48:55 +0000 Received: from BYAPR12MB2710.namprd12.prod.outlook.com ([fe80::c0fa:c019:dd8e:dd40]) by BYAPR12MB2710.namprd12.prod.outlook.com ([fe80::c0fa:c019:dd8e:dd40%6]) with mapi id 15.20.2347.029; Tue, 22 Oct 2019 23:48:55 +0000 From: Krishna Reddy To: Robin Murphy , "will@kernel.org" CC: "joro@8bytes.org" , "linux-arm-kernel@lists.infradead.org" , "iommu@lists.linux-foundation.org" , "linux-kernel@vger.kernel.org" , "linux-tegra@vger.kernel.org" , Thierry Reding , "Yu-Huan Hsu" , Sachin Nikam , Pritesh Raithatha , Timo Alho , Alexander Van Brunt , "thomasz@nvidia.com" , "olof@lixom.net" , Juha Tukkinen , Mikko Perttunen , Nicolin Chen Subject: RE: [PATCH v3 0/7] Nvidia Arm SMMUv2 Implementation Thread-Topic: [PATCH v3 0/7] Nvidia Arm SMMUv2 Implementation Thread-Index: AQHVhgwr2/1seTuEaUyC0D9/Qf1q8adm9sOAgABg1jA= Date: Tue, 22 Oct 2019 23:48:55 +0000 Message-ID: References: <1571441492-21919-1-git-send-email-vdumpa@nvidia.com> <6d9e6425-fa69-9b76-b477-1fe50c459ca5@arm.com> In-Reply-To: <6d9e6425-fa69-9b76-b477-1fe50c459ca5@arm.com> Accept-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: msip_labels: MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_Enabled=True; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_SiteId=43083d15-7273-40c1-b7db-39efd9ccc17a; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_Owner=VDUMPA@nvidia.com; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_SetDate=2019-10-22T23:48:52.8304322Z; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_Name=Unrestricted; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_Application=Microsoft Azure Information Protection; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_ActionId=2963f581-b925-41a1-8109-ed18d39e57e8; MSIP_Label_6b558183-044c-4105-8d9c-cea02a2a3d86_Extended_MSFT_Method=Automatic authentication-results: spf=none (sender IP is ) smtp.mailfrom=vdumpa@nvidia.com; x-originating-ip: [216.228.112.22] x-ms-publictraffictype: Email x-ms-office365-filtering-correlation-id: 1005c41b-ffcf-4272-7641-08d7574a667a x-ms-traffictypediagnostic: BYAPR12MB2856:|BYAPR12MB2856: x-ms-exchange-transport-forked: True x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers: OLM:6430; x-forefront-prvs: 01986AE76B x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(4636009)(366004)(376002)(39860400002)(346002)(396003)(136003)(189003)(199004)(76116006)(86362001)(25786009)(6246003)(6436002)(4744005)(229853002)(107886003)(55016002)(52536014)(4326008)(66066001)(64756008)(54906003)(66446008)(66556008)(66946007)(66476007)(33656002)(9686003)(11346002)(476003)(7696005)(8676002)(186003)(6506007)(71200400001)(74316002)(5660300002)(486006)(71190400001)(446003)(305945005)(81166006)(81156014)(102836004)(478600001)(26005)(256004)(8936002)(6116002)(2906002)(2501003)(3846002)(14454004)(316002)(7736002)(76176011)(99286004)(110136005);DIR:OUT;SFP:1101;SCL:1;SRVR:BYAPR12MB2856;H:BYAPR12MB2710.namprd12.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: nvidia.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam: BCL:0; x-microsoft-antispam-message-info: 3f6s9SPPqph/UZ7Lx2+MRvotk/0sckXSYrhNvMobFSAvMFKnzWqzv3Hjl93sqIPhC1k2mLTKgCs06TUzoiqk0bVf216/dYhGWz5BG6mEssHeIbcJ/lTyGHLyjm7x8jm+ABcyMmt7QFRPb1Aw3Jhf3ZYIKVhKvpkqgwXv8rN1EFWdyCxniqH4uD7Rfd8NxV0Ks6bjp6GVXKXedecjAAZOqt8NWAzjb94HExlIrCNMzq5gSBvh6yNAFXXiYiXv2hseNn/I6DA+3SV33zaUieXBdFFrygTHHgKJ6jj3hvcPYOtdzeCGJCQS/GcdG+/BaW586pekfsMPsc7xDQ6sxIbIFDyRU8LsxPrFiKiV64tXTdTCLKYJcksRygp37GzgMmy2A80tKVCCF2uR88KB1VpRK4S6kz2LxO4YUkZ8dvJ7Vrd4ggKmugvjste7BeEEf/ti MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: 1005c41b-ffcf-4272-7641-08d7574a667a X-MS-Exchange-CrossTenant-originalarrivaltime: 22 Oct 2019 23:48:55.3573 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 43083d15-7273-40c1-b7db-39efd9ccc17a X-MS-Exchange-CrossTenant-mailboxtype: HOSTED X-MS-Exchange-CrossTenant-userprincipalname: AdK44H9I2DwMtfaoWTLZ6nAKu7UhfyztEEBJYk7aGtI2Ny0uUudihfHiikgkabZEHwwvSohvf6T89t4UIO5m1Q== X-MS-Exchange-Transport-CrossTenantHeadersStamped: BYAPR12MB2856 X-OriginatorOrg: Nvidia.com Content-Language: en-US Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=nvidia.com; s=n1; t=1571788142; bh=hh7MXofScYhBwjHA1E2Rr/9tALzMhSRaxjzSxLclQ4s=; h=X-PGP-Universal:ARC-Seal:ARC-Message-Signature: ARC-Authentication-Results:From:To:CC:Subject:Thread-Topic: Thread-Index:Date:Message-ID:References:In-Reply-To: Accept-Language:X-MS-Has-Attach:X-MS-TNEF-Correlator:msip_labels: authentication-results:x-originating-ip:x-ms-publictraffictype: x-ms-office365-filtering-correlation-id:x-ms-traffictypediagnostic: x-ms-exchange-transport-forked:x-microsoft-antispam-prvs: x-ms-oob-tlc-oobclassifiers:x-forefront-prvs: x-forefront-antispam-report:received-spf: x-ms-exchange-senderadcheck:x-microsoft-antispam: x-microsoft-antispam-message-info:MIME-Version: X-MS-Exchange-CrossTenant-Network-Message-Id: X-MS-Exchange-CrossTenant-originalarrivaltime: X-MS-Exchange-CrossTenant-fromentityheader: X-MS-Exchange-CrossTenant-id:X-MS-Exchange-CrossTenant-mailboxtype: X-MS-Exchange-CrossTenant-userprincipalname: X-MS-Exchange-Transport-CrossTenantHeadersStamped:X-OriginatorOrg: Content-Language:Content-Type:Content-Transfer-Encoding; b=JuyFt6ousahItj4lJXzCbpeM1/og4cXzKIGryozbYvks1k2aWV9vxmpPO4RDjixzc TKgKfJ/+q/GxgdMr8Ln9+QBDBzwgSSuwPWh2ZNBsmep3VyMSJwYsvfMWxCPY7TkiPW hHl23rs5jd9hUgAY5q9X1A8bskIr29kAzvCfmgm2RGqHqALu4pAtW0wM5ENwm0pbg0 613g2Jbx3WCpWwxjJHHkVhaJcD8O92lsfZuDp5Una/bwyxbjwrE2MWFPrcPVPjCajm COg+YGU/fHcmJ9TtyRD5FGotUwd8+D8rNuiB+UP/l68rjnfQIzpSzPeC/X+AxU6IMi ho6XcFoEqH3Bg== Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org SGkgUm9iaW4sDQo+PkFwb2xvZ2llcyBmb3IgY3Jvc3NlZCB3aXJlcywgYnV0IEkgaGFkIGEgc2Vy aWVzIGdldHRpbmcgcmlkIG9mIGFybV9zbW11X2ZsdXNoX29wcyB3aGljaCB3YXMgYWxzbyBtZWFu dCB0byBlbmQgdXAgbWFraW5nIHRoaW5ncyBhIGJpdCBlYXNpZXIgZm9yIHlvdToNCg0KSSB3YXMg bG9va2luZyB0byByZWJhc2Ugb24gdG9wIG9mIHlvdXIgY2hhbmdlcyBmaXJzdC4gIFRoZW4gSSBy ZWFkIFdpbGwncyByZXBseSB0aGF0IHNhaWQgeW91ciB3b3JrIGlzIHF1ZXVlZCBmb3IgNS41LiAN CkxldCBtZSBrbm93IGlmIHRoZXNlIHBhdGNoZXMgbmVlZCB0byByZWJhc2VkIG9uIHRvcCBvZiBp b21tdS9kZXZlbCBvciBhIGRpZmZlcmVudCBicmFuY2guIEkgY2FuIHJlc2VuZCB0aGUgcGF0Y2gg c2V0IG9uIHRvcCBvZiBuZWNlc3NhcnkgYnJhbmNoLg0KDQotS1INCg==