Received: by 10.223.185.116 with SMTP id b49csp5629698wrg; Wed, 7 Mar 2018 15:23:38 -0800 (PST) X-Google-Smtp-Source: AG47ELvJ3LtiRQtzes20NiO/ALzieldpGEL058ZStHLiL5xJqf9WhaIqa0GZ+u7+NYDVm2GIIaO2 X-Received: by 10.98.202.23 with SMTP id n23mr24312470pfg.52.1520465018046; Wed, 07 Mar 2018 15:23:38 -0800 (PST) ARC-Seal: i=1; a=rsa-sha256; t=1520465018; cv=none; d=google.com; s=arc-20160816; b=NSr9boQURb3AVdSnT41WX4GiHZLaxWSBVFV+U0rgpgenIKX8QYYZ3DIAM2sMBVEOOf mkaNdNs8gIxAy/J3NuWNDCChZE4bx0n1mUcvv9NGJNS95Z4OYtrivqILbXIbEGEW18Lf XqvlANVgUIi3rZvIj28ly6JDbNIyGAbjo3Uxd+a1rXYIJqf2ITSNBi/4QUO8OGw7NneS r3WkWIQlXU5mb1fS+uTL+2W3zGyEFGmCtP/nJ+mODuD4I1JzqWzBplPyEptkZgtu0+Hl XQdJpBG3s/B3LZbEoCooauMRr1VrgOGD84JDUxbZMjiwupLErUlb1qNaAqY7t62A+pbF Tpeg== 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:spamdiagnosticmetadata:spamdiagnosticoutput :content-language:accept-language:in-reply-to:references:message-id :date:thread-index:thread-topic:subject:cc:to:from :arc-authentication-results; bh=0CtO/dIIOC40PJ3IWUHFUp1wFUBH/jSNkJYj+XIVtc8=; b=z31kY0wT6S5fRgXH48pQ74V6yDhSwXTrpSYPf4uKlmMdIb2E97dIktvyOOmaRYlxoq FgL6ZPPPDA0nPg74+fFT3KlK/TC3SnGOwpNh46iU/JCscwqNMk/I1ybOP1YmGO8IG7em D4/0EEC37v/1rchcB9dJYrfWbXsL1T2WFr2Adp0zPkAhYgIA8+WSjCUiW19XK6KRCZ71 4NztIaPFda2+9saJyW6wV1Dw3gRd5rJ3KHGOdZs+P29iEbMuAk7w2FnHtTBIPYnj/PDL tQ85RtQ6h/BJ4HrHF9Txc5KF7TeNs65ELhqnQ3+pKJSXHC6b9R4gIGQFwinsd5rd3HFb N5AQ== ARC-Authentication-Results: i=1; mx.google.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 Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id l36-v6si13993640plg.667.2018.03.07.15.23.23; Wed, 07 Mar 2018 15:23:38 -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; 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 S1754836AbeCGXW3 (ORCPT + 99 others); Wed, 7 Mar 2018 18:22:29 -0500 Received: from g4t3427.houston.hpe.com ([15.241.140.73]:2785 "EHLO g4t3427.houston.hpe.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754506AbeCGXW1 (ORCPT ); Wed, 7 Mar 2018 18:22:27 -0500 X-Greylist: delayed 1210 seconds by postgrey-1.27 at vger.kernel.org; Wed, 07 Mar 2018 18:22:27 EST Received: from G4W9119.americas.hpqcorp.net (exchangepmrr1.us.hpecorp.net [16.210.20.214]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by g4t3427.houston.hpe.com (Postfix) with ESMTPS id E48FE88; Wed, 7 Mar 2018 23:22:26 +0000 (UTC) Received: from G4W9122.americas.hpqcorp.net (2002:10d2:1511::10d2:1511) by G4W9119.americas.hpqcorp.net (2002:10d2:14d6::10d2:14d6) with Microsoft SMTP Server (TLS) id 15.0.1178.4; Wed, 7 Mar 2018 23:22:26 +0000 Received: from NAM02-SN1-obe.outbound.protection.outlook.com (15.241.52.11) by G4W9122.americas.hpqcorp.net (16.210.21.17) with Microsoft SMTP Server (TLS) id 15.0.1178.4 via Frontend Transport; Wed, 7 Mar 2018 23:22:26 +0000 Received: from AT5PR8401MB1297.NAMPRD84.PROD.OUTLOOK.COM (10.169.9.143) by AT5PR8401MB0660.NAMPRD84.PROD.OUTLOOK.COM (10.169.5.9) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384_P256) id 15.20.567.14; Wed, 7 Mar 2018 23:22:24 +0000 Received: from AT5PR8401MB1297.NAMPRD84.PROD.OUTLOOK.COM ([fe80::4507:b23:c0d1:c9cc]) by AT5PR8401MB1297.NAMPRD84.PROD.OUTLOOK.COM ([fe80::4507:b23:c0d1:c9cc%2]) with mapi id 15.20.0567.012; Wed, 7 Mar 2018 23:22:24 +0000 From: "Kani, Toshi" To: "akpm@linux-foundation.org" CC: "linux-kernel@vger.kernel.org" , "bp@suse.de" , "tglx@linutronix.de" , "guohanjun@huawei.com" , "wxf.wang@hisilicon.com" , "linux-mm@kvack.org" , "x86@kernel.org" , "hpa@zytor.com" , "will.deacon@arm.com" , "catalin.marinas@arm.com" , "mingo@redhat.com" , "Hocko, Michal" , "linux-arm-kernel@lists.infradead.org" Subject: Re: [PATCH 2/2] x86/mm: implement free pmd/pte page interfaces Thread-Topic: [PATCH 2/2] x86/mm: implement free pmd/pte page interfaces Thread-Index: AQHTtjxkR+Kxy4Y+B0KrmJJxJNoFJ6PFY/iAgAASaoA= Date: Wed, 7 Mar 2018 23:22:24 +0000 Message-ID: <1520467641.2693.52.camel@hpe.com> References: <20180307183227.17983-1-toshi.kani@hpe.com> <20180307183227.17983-3-toshi.kani@hpe.com> <20180307150127.1e09e9826e0f2c80ce42fa4d@linux-foundation.org> In-Reply-To: <20180307150127.1e09e9826e0f2c80ce42fa4d@linux-foundation.org> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: authentication-results: spf=none (sender IP is ) smtp.mailfrom=toshi.kani@hpe.com; x-originating-ip: [15.203.227.8] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;AT5PR8401MB0660;7:aBk9Ew6lCThvJN53jcyOXUhigL70WrmKfLwm+M3fs1VYGxSAabr7Bo+RDHurIhGdTxOpSa0sgdBzRpNrdmA/JXCGeQgpC9PgHiu64VS3rOHSlRO9kOhRVC2NSmShM/vcrwi4EaoHOyOy02Wj7jSV5IOd4e8sX/BCS7EsN4YGnxjwSZrH8ZAHPA4fv4bXYofZD+xcQQxK3KBVCsKzAXV0HdR9hBl+GmYpsbwtshLjh+jncdzPpouf+GUpnnkI3eDt x-ms-exchange-antispam-srfa-diagnostics: SSOS; x-ms-office365-filtering-ht: Tenant x-ms-office365-filtering-correlation-id: fc60f149-afc5-44d8-d1a6-08d5848248dd x-microsoft-antispam: UriScan:(222181515654134);BCL:0;PCL:0;RULEID:(7020095)(4652020)(8989060)(48565401081)(5600026)(4604075)(3008032)(4534165)(4627221)(201703031133081)(201702281549075)(8990040)(2017052603328)(7153060)(7193020);SRVR:AT5PR8401MB0660; x-ms-traffictypediagnostic: AT5PR8401MB0660: x-ld-processed: 105b2061-b669-4b31-92ac-24d304d195dc,ExtAddr x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:(227479698468861)(222181515654134); x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(8211001083)(6040501)(2401047)(5005006)(8121501046)(93006095)(93001095)(10201501046)(3231220)(944501244)(52105095)(3002001)(6055026)(6041288)(20161123562045)(20161123558120)(20161123564045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123560045)(6072148)(201708071742011);SRVR:AT5PR8401MB0660;BCL:0;PCL:0;RULEID:;SRVR:AT5PR8401MB0660; x-forefront-prvs: 0604AFA86B x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(396003)(366004)(346002)(39380400002)(39860400002)(376002)(189003)(377424004)(199004)(99286004)(6506007)(66066001)(14454004)(76176011)(6916009)(2950100002)(7736002)(305945005)(1730700003)(8936002)(81156014)(105586002)(2906002)(102836004)(54906003)(3280700002)(26005)(81166006)(8676002)(2900100001)(316002)(478600001)(5660300001)(186003)(7416002)(86362001)(36756003)(6246003)(106356001)(25786009)(3846002)(6116002)(2501003)(4326008)(6486002)(68736007)(2351001)(5250100002)(6436002)(229853002)(53936002)(5640700003)(6512007)(3660700001)(103116003)(97736004);DIR:OUT;SFP:1102;SCL:1;SRVR:AT5PR8401MB0660;H:AT5PR8401MB1297.NAMPRD84.PROD.OUTLOOK.COM;FPR:;SPF:None;PTR:InfoNoRecords;MX:1;A:1;LANG:en; received-spf: None (protection.outlook.com: hpe.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: j3tK1+f+/CjGsJdJYP6xVGkxy5bvz8DqbRlVaX7rcl0BmejQVMCdV0YUQc7Lfk1oXE5BXTIYG5SI9/ujapXDMgNnUBP4RMOxgcPJQmuRPo0r5LkFqAYitAN7+gx/c/QdhiuF1p3EoMEgOJuBwoXMS01X/ixb/+wpiV3F+pdzZDkJK9z/Wz3vpxpMNcFa/d3OSW9YepLWoRQGgt12aC5FrCjrzhqsHPkGoggaXTRvKLdCMVa9KS01i0n8tY6M5ahOJOvpFoxMx2/sphrF42CM1kMBGqfKnqxSFS72lvEWJmSV2ajpSNL/+QVV1AB6G8bdV6U3KK23xLnRCzZcuwLYTg== spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" Content-ID: <245FF568C40EC84CA7A33723FC319F6F@NAMPRD84.PROD.OUTLOOK.COM> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Exchange-CrossTenant-Network-Message-Id: fc60f149-afc5-44d8-d1a6-08d5848248dd X-MS-Exchange-CrossTenant-originalarrivaltime: 07 Mar 2018 23:22:24.3813 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 105b2061-b669-4b31-92ac-24d304d195dc X-MS-Exchange-Transport-CrossTenantHeadersStamped: AT5PR8401MB0660 X-OriginatorOrg: hpe.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gV2VkLCAyMDE4LTAzLTA3IGF0IDE1OjAxIC0wODAwLCBBbmRyZXcgTW9ydG9uIHdyb3RlOg0K PiBPbiBXZWQsICA3IE1hciAyMDE4IDExOjMyOjI3IC0wNzAwIFRvc2hpIEthbmkgPHRvc2hpLmth bmlAaHBlLmNvbT4gd3JvdGU6DQo+IA0KPiA+IEltcGxlbWVudCBwdWRfZnJlZV9wbWRfcGFnZSgp IGFuZCBwbWRfZnJlZV9wdGVfcGFnZSgpIG9uIHg4Niwgd2hpY2gNCj4gPiBjbGVhciBhIGdpdmVu IHB1ZC9wbWQgZW50cnkgYW5kIGZyZWUgdXAgbG93ZXIgbGV2ZWwgcGFnZSB0YWJsZShzKS4NCj4g PiBBZGRyZXNzIHJhbmdlIGFzc29jaWF0ZWQgd2l0aCB0aGUgcHVkL3BtZCBlbnRyeSBtdXN0IGhh dmUgYmVlbiBwdXJnZWQNCj4gPiBieSBJTlZMUEcuDQo+IA0KPiBPSywgbm93IHdlIGhhdmUgaW1w bGVtZW50YXRpb25zIHdoaWNoIG1hdGNoIHRoZSBuYW1pbmcgOykgQWdhaW4sIGlzIGENCj4gY2M6 c3RhYmxlIHdhcnJhbnRlZD8NCg0KUmlnaHQuIFRoaXMgcGF0Y2ggMi8yIGZpeGVzIHRoZSBtZW1v cnkgbGVhayBvbiB4ODYuDQoNCkZpeGVzOiBlNjFjZTZhZGU0MDRlICgibW06IGNoYW5nZSBpb3Jl bWFwIHRvIHNldCB1cCBodWdlIEkvTyBtYXBwaW5ncyIpDQoNClBhdGNoIDEvMiBmaXhlcyB0aGUg cGFuaWMgb24gYXJtNjQuDQoNCkZpeGVzOiAzMjQ0MjBiZjkxZjYwICgiYXJtNjQ6IGFkZCBzdXBw b3J0IGZvciBpb3JlbWFwKCkgYmxvY2sgbWFwcGluZ3MiKQ0KDQo+IERvIHlvdSBoYXZlIGFueSBw cmVmZXJlbmNlcy9zdWdnZXN0aW9ucyBhcyB0byB3aGljaCB0cmVlIHRoZXNlIHNob3VsZA0KPiBi ZSBtZXJnZWQgdGhyb3VnaD8gIFlvdSdyZSBoaXR0aW5nIGNvcmUsIGFybSBhbmQgeDg2Lg0KDQpO bywgSSBkbyBub3QgaGF2ZSBhbnkgcHJlZmVyZW5jZS4NCg0KVGhhbmtzLA0KLVRvc2hpDQoNCg==