Received: by 2002:ad5:474a:0:0:0:0:0 with SMTP id i10csp2039785imu; Thu, 24 Jan 2019 06:18:41 -0800 (PST) X-Google-Smtp-Source: ALg8bN7LZw/bGOyZI7x2GhDgjRPl7SyrTs119hzh3LlPET14zhvaA+x5CxTQT4pKSTsaX86KutAq X-Received: by 2002:a17:902:583:: with SMTP id f3mr6931431plf.202.1548339521282; Thu, 24 Jan 2019 06:18:41 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1548339521; cv=none; d=google.com; s=arc-20160816; b=aD/0vNKeQ7rTNdGmeNpcNlvlkn9INx6q/G6fSjwQ3Mr6Hiz3FwQmKklFv/7leEml4I gCnFudNCieDbeBxx//WFr+iyuorNot94rHoNYrR5p3iGhVJy5CkiVgerpciVcAybfLFw mN7GWiRFa4Ui5pcmKjY1HsTGHRIsyWA6zsU2Q5NPY7hOMBdYwtcYuTSWQfDyPCRR5Rm6 DQvJzjHJjP3vUGufja2T4jFngdbiXbyVcRCfTIWiIY8xPPSkDrJ64IRHJWmuy2XgDGlE 4o/rL38qKvbXmec8Ghez8hy4wi+zTt37kbVMn8pcpuhvfWCohN6nUgTpL8STcphQzb92 sJbQ== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:mime-version:content-transfer-encoding :content-id:user-agent:content-language:accept-language:in-reply-to :references:message-id:date:thread-index:thread-topic:subject:cc:to :from:dkim-signature; bh=70NT/Omb0GFUCY7JQcG1oLfsO0GBfFlnwiWP1cu9+fQ=; b=fpUKR44WnGPmocZ86IE/RvKDpilTHmBTzv2NQaPmuYzcDkI4lB6ujfGqLkGW7hMI9y CxbbXFEk1NQdusN5Rtmgn0ftATRTB5GpejPEedBa0KPCl3x2dOYb+U3x3Ul4Ajb3Dq3C 6XEx3gGEoSpsgLhnGjn3Vnb2knDS5p2WZ7L0WGKB+IOy5ochtLYhxe7Zf0EVLvWaye3O liwE6cr3hdTP1nuJfEnvzc2DffnC5UNXZ6+iTGr4/m55NZ5P747JXhInWndyHagX+ceN FjURYszc5YE2mVw7fo9T5EQu2RVUR3FVhJg5ZWoW1s4f+1P20hvKYwJlQkcZmwZxLRVP /EaA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@amdcloud.onmicrosoft.com header.s=selector1-amd-com header.b=ICz8KRqC; 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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id u17si20264393pgl.586.2019.01.24.06.18.24; Thu, 24 Jan 2019 06:18:41 -0800 (PST) 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=@amdcloud.onmicrosoft.com header.s=selector1-amd-com header.b=ICz8KRqC; 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 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728257AbfAXORh (ORCPT + 99 others); Thu, 24 Jan 2019 09:17:37 -0500 Received: from mail-eopbgr710076.outbound.protection.outlook.com ([40.107.71.76]:41826 "EHLO NAM05-BY2-obe.outbound.protection.outlook.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1727790AbfAXORg (ORCPT ); Thu, 24 Jan 2019 09:17:36 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=amdcloud.onmicrosoft.com; s=selector1-amd-com; h=From:Date:Subject:Message-ID:Content-Type:MIME-Version:X-MS-Exchange-SenderADCheck; bh=70NT/Omb0GFUCY7JQcG1oLfsO0GBfFlnwiWP1cu9+fQ=; b=ICz8KRqCYAdQkpf53W7XK97aWOLmcJJCTiPMGnRk3qVjn/2Bf7VSD2SSfcDlATo9Y7EJF6JxfsMO+mfLb2oe8/zwvLH0AuMOyLIKP/yEQ51WRyRuohDD5//52OB4yGZBCzDnEBpAJIIOUR1DrEasF+IVNOBxxR+2tcm6kKsk+WM= Received: from DM6PR12MB2844.namprd12.prod.outlook.com (20.176.117.96) by DM6PR12MB3227.namprd12.prod.outlook.com (20.179.105.95) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.1558.16; Thu, 24 Jan 2019 14:17:35 +0000 Received: from DM6PR12MB2844.namprd12.prod.outlook.com ([fe80::c40:929a:abab:308d]) by DM6PR12MB2844.namprd12.prod.outlook.com ([fe80::c40:929a:abab:308d%3]) with mapi id 15.20.1537.031; Thu, 24 Jan 2019 14:17:35 +0000 From: "Suthikulpanit, Suravee" To: "joro@8bytes.org" CC: "linux-kernel@vger.kernel.org" , "iommu@lists.linux-foundation.org" , Boris Ostrovsky , "Singh, Brijesh" Subject: Re: [PATCH v3] iommu: amd: Fix IOMMU page flush when detach device from a domain Thread-Topic: [PATCH v3] iommu: amd: Fix IOMMU page flush when detach device from a domain Thread-Index: AQHUs5ueti9jdxud0kGP04WcL8K6sKW+dkKAgAABlgA= Date: Thu, 24 Jan 2019 14:17:34 +0000 Message-ID: References: <20190124041619.1974-1-Suravee.Suthikulpanit@amd.com> <20190124141145.GM32526@8bytes.org> In-Reply-To: <20190124141145.GM32526@8bytes.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: user-agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:60.0) Gecko/20100101 Thunderbird/60.3.3 x-originating-ip: [165.204.53.123] x-clientproxiedby: BYAPR02CA0059.namprd02.prod.outlook.com (2603:10b6:a03:54::36) To DM6PR12MB2844.namprd12.prod.outlook.com (2603:10b6:5:45::32) authentication-results: spf=none (sender IP is ) smtp.mailfrom=Suravee.Suthikulpanit@amd.com; x-ms-exchange-messagesentrepresentingtype: 1 x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;DM6PR12MB3227;20:6J9egMVChhlcmNzl7HXF39FYdiP4+2Gnpg/qv60FplAKardu86E4DoEfk+P04E+MNIIdFwx/wbofn4hKe2Jd4ZtAq9PdmMr0ZSNZf7sFER5er2E207G49MBmnYuuyq+EwUS2UbzY4GYiMDQ3ww9hUfAO1+JSfI4W3i1UVltscsjvfvdwh/Caxw+GPEkl8jEv5rNnw98RaajGmBZSA15bNHUKM6DFYJqDzCSnsxj84/vJOhAwNGuYzPYmMPHMGTM9 x-ms-office365-filtering-correlation-id: 291813b9-d956-476f-fbea-08d68206af8e x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: BCL:0;PCL:0;RULEID:(2390118)(7020095)(4652040)(8989299)(5600110)(711020)(4605077)(4618075)(4534185)(4627221)(201703031133081)(201702281549075)(8990200)(2017052603328)(7153060)(7193020);SRVR:DM6PR12MB3227; x-ms-traffictypediagnostic: DM6PR12MB3227: x-microsoft-antispam-prvs: x-forefront-prvs: 0927AA37C7 x-forefront-antispam-report: SFV:NSPM;SFS:(10009020)(366004)(39860400002)(136003)(376002)(396003)(346002)(189003)(199004)(8676002)(68736007)(31686004)(64126003)(486006)(2616005)(86362001)(6246003)(31696002)(65956001)(66066001)(25786009)(53936002)(65806001)(4326008)(6512007)(476003)(8936002)(65826007)(7736002)(106356001)(105586002)(6916009)(2351001)(1730700003)(81156014)(2501003)(81166006)(6486002)(76176011)(4744005)(36756003)(99286004)(3846002)(71200400001)(446003)(72206003)(6116002)(54906003)(186003)(316002)(11346002)(52116002)(97736004)(58126008)(53546011)(386003)(6506007)(305945005)(229853002)(2906002)(5640700003)(14454004)(256004)(71190400001)(478600001)(6436002)(26005)(102836004);DIR:OUT;SFP:1101;SCL:1;SRVR:DM6PR12MB3227;H:DM6PR12MB2844.namprd12.prod.outlook.com;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: amd.com does not designate permitted sender hosts) x-ms-exchange-senderadcheck: 1 x-microsoft-antispam-message-info: CKx/xn4gSH/ZyEIwFBh2xnv5ujgIQxpYgxgs1dZC+hG103LslCRmS0OFIpqUoNvA/ETdtzDN3tTF0Plth3jJeRWYkZ3jH9CL/AK7Um3xxUVIUO7fFV5Ohjd0lczx5H9yyBL1I4CzdGWOlBsojMDd/6xwjxu/B4cKnk35KbFnmo9Kyw4VNxOHisFHzJwgPZ1+2Wpr80PA6UhvpoWkE20WQpHhVQfV1w2A5T+sPWLa5bogA1Q0XfPB+mcxfLGNRlzzUv/+TQyZI5O3mtcKX8IkNkxybXz84BqDLx7TJXCFtAZ56qnwpMihin/Rm2+N0/fYfWt2+swmafHBYgWuwGudSAGcG3WmnNk2Cc18AUNL5wDv/ZtG7l8ayHH2jgfvzD5TcVfVQzjq7VQ7udiE1+mhIFNfEQSrQDC6aeYVbr5rw3Y= Content-Type: text/plain; charset="utf-8" Content-ID: <3EA1A9C074374641ACC3E802C57BA269@namprd12.prod.outlook.com> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-OriginatorOrg: amd.com X-MS-Exchange-CrossTenant-Network-Message-Id: 291813b9-d956-476f-fbea-08d68206af8e X-MS-Exchange-CrossTenant-originalarrivaltime: 24 Jan 2019 14:17:31.9953 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 3dd8961f-e488-4e60-8e11-a82d994e183d X-MS-Exchange-Transport-CrossTenantHeadersStamped: DM6PR12MB3227 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Sm9lcmcsDQoNCk9uIDEvMjQvMTkgOToxMSBQTSwgam9yb0A4Ynl0ZXMub3JnIHdyb3RlOg0KPiBP biBUaHUsIEphbiAyNCwgMjAxOSBhdCAwNDoxNjo0NUFNICswMDAwLCBTdXRoaWt1bHBhbml0LCBT dXJhdmVlIHdyb3RlOg0KPj4gICBkcml2ZXJzL2lvbW11L2FtZF9pb21tdS5jIHwgMTUgKysrKysr KysrKystLS0tDQo+PiAgIDEgZmlsZSBjaGFuZ2VkLCAxMSBpbnNlcnRpb25zKCspLCA0IGRlbGV0 aW9ucygtKQ0KPiANCj4gQXBwbGllZCwgdGhhbmtzIFN1cmF2ZWUuDQo+IA0KDQpUaGFua3MuIEFs c28sIHNob3VsZCB0aGlzIGFsc28gYmFjay1wb3J0ZWQgdG8gc3RhYmxlIHRyZWUgYXMgd2VsbD8N Cg0KU3VyYXZlZQ0K