Received: by 10.192.165.148 with SMTP id m20csp2349346imm; Thu, 26 Apr 2018 09:31:21 -0700 (PDT) X-Google-Smtp-Source: AIpwx48MEvsMnFwCGGxC+vKIFEbZt/vACxBSIM9d2csOX8RDVqB89iK72PvFCfASR5vLNAOYkDwm X-Received: by 10.98.81.197 with SMTP id f188mr33016058pfb.136.1524760281878; Thu, 26 Apr 2018 09:31:21 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1524760281; cv=none; d=google.com; s=arc-20160816; b=r+ZsCSwFK7acZj6fwGoTXSvO3lENs3c/l4F1pPCQYFIjVVcf5W3HGVS6cyCMRj5i1E fbFMsYJgXn7sWYu2tzOWVZ2zjw0lhMiEMbAAswnkbct4GZVH/sSGScbd/xZb5oTVjSqm bHgJQMsTtIzn65wU2QsIjjuc7TglfmahMyMA4DRYzSFzxOPxoRK6UYZg4uxBtgM2MMJg HTvD8OSori8vQ82FSlvxtqZu50s24DxmOF6QL2PJ8h784qokYCSnxNM8bbzcR5bjpH1O 5jIpmT+KgsDpNekFTyhUam5CqpY+60LPgkKYwSHIoqtsEukY3vHat8zsntbwaiTXLIe1 dOXQ== 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=5UIUYWTdMEje+BE5IBJ2bGTYatx0GwtQMPrRNcChMLY=; b=tM7VWF4SJ43vC75WWGB+T0Iwabw1r9daNWgoCNldJk8X7Yk3wxSqTDc51qrwvyN30O tWUNb8etz2fzxPvwYiBSSS+zA+Vj3BbFLukVRxLqa3M9ObPqqm05/D+Y6qKUGdJANhIw Hf6tCZufT+OPuxDZlbdw5wlA4uiOtXUqw8s+kkCKHhdb95UtgWVOveSDjMVYc3+/P6jd cIUQghilczNi/dA5AgsZ5Zn5oIb/imfl/NX9ca7C7fTKLiCL6tyEw3FGSBzqctXVFgjd dmMklkb4YZwUdQ63UNuQNAiGXTrp8TGR5dSBW/2y2iNjuK+eMHCfhLGdNih444JLgSdJ S57g== 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 a87si13999338pfl.165.2018.04.26.09.30.59; Thu, 26 Apr 2018 09:31:21 -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; 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 S932249AbeDZQ3x (ORCPT + 99 others); Thu, 26 Apr 2018 12:29:53 -0400 Received: from g9t5009.houston.hpe.com ([15.241.48.73]:57566 "EHLO g9t5009.houston.hpe.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754582AbeDZQ3t (ORCPT ); Thu, 26 Apr 2018 12:29:49 -0400 Received: from G4W9120.americas.hpqcorp.net (exchangepmrr1.us.hpecorp.net [16.210.21.15]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-SHA384 (256/256 bits)) (No client certificate requested) by g9t5009.houston.hpe.com (Postfix) with ESMTPS id F2E7151; Thu, 26 Apr 2018 16:29:47 +0000 (UTC) Received: from G4W9122.americas.hpqcorp.net (2002:10d2:1511::10d2:1511) by G4W9120.americas.hpqcorp.net (2002:10d2:150f::10d2:150f) with Microsoft SMTP Server (TLS) id 15.0.1178.4; Thu, 26 Apr 2018 16:29:47 +0000 Received: from NAM02-CY1-obe.outbound.protection.outlook.com (15.241.52.12) by G4W9122.americas.hpqcorp.net (16.210.21.17) with Microsoft SMTP Server (TLS) id 15.0.1178.4 via Frontend Transport; Thu, 26 Apr 2018 16:29:47 +0000 Received: from AT5PR8401MB1121.NAMPRD84.PROD.OUTLOOK.COM (10.169.8.22) by AT5PR8401MB1138.NAMPRD84.PROD.OUTLOOK.COM (10.169.8.138) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.20.715.18; Thu, 26 Apr 2018 16:29:45 +0000 Received: from AT5PR8401MB1121.NAMPRD84.PROD.OUTLOOK.COM ([fe80::68ea:8961:7e7e:8543]) by AT5PR8401MB1121.NAMPRD84.PROD.OUTLOOK.COM ([fe80::68ea:8961:7e7e:8543%3]) with mapi id 15.20.0715.018; Thu, 26 Apr 2018 16:29:45 +0000 From: "Kani, Toshi" To: "tglx@linutronix.de" , "joro@8bytes.org" , "mingo@redhat.com" CC: "linux-kernel@vger.kernel.org" , "bp@suse.de" , "willy@infradead.org" , "stable@vger.kernel.org" , "x86@kernel.org" , "akpm@linux-foundation.org" , "hpa@zytor.com" , "Hocko, Michal" , "jroedel@suse.de" Subject: Re: [PATCH] Revert "x86/mm: implement free pmd/pte page interfaces" Thread-Topic: [PATCH] Revert "x86/mm: implement free pmd/pte page interfaces" Thread-Index: AQHT3XFOK+nexkbX406FiURX1p6mcqQTPGiA Date: Thu, 26 Apr 2018 16:29:45 +0000 Message-ID: <1524760125.2693.468.camel@hpe.com> References: <1524755647-18695-1-git-send-email-joro@8bytes.org> In-Reply-To: <1524755647-18695-1-git-send-email-joro@8bytes.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: [15.219.147.8] x-ms-publictraffictype: Email x-microsoft-exchange-diagnostics: 1;AT5PR8401MB1138;7:vf0/CZ63QY3R1yZAreILrJ2Y8qpkcpjV7zKgAd5JwgRj6Fr2SkySr3OQRWhiMA6yLTjHLVJ8xX3gVGnNZeTAtrmAC78Fr5mo28hvvPMxIEBY7Go0kH6b7od0SJgQLS5ymr6T0xtq0i+pSYau1FKTYHw3embfoSUMVxEh823JjI2EdstqyVHOBxKbxbHOJUkNdYrwSgjscv9lHNsPHrmUz1oJHhN1bsC20vDK/0RJin+8ILWBcjwV88V/1TLPKPlG x-ms-exchange-antispam-srfa-diagnostics: SOS; x-ms-office365-filtering-ht: Tenant x-microsoft-antispam: UriScan:;BCL:0;PCL:0;RULEID:(7020095)(4652020)(8989080)(48565401081)(4534165)(4627221)(201703031133081)(201702281549075)(8990040)(5600026)(2017052603328)(7153060)(7193020);SRVR:AT5PR8401MB1138; x-ms-traffictypediagnostic: AT5PR8401MB1138: x-ld-processed: 105b2061-b669-4b31-92ac-24d304d195dc,ExtAddr x-microsoft-antispam-prvs: x-exchange-antispam-report-test: UriScan:; x-exchange-antispam-report-cfa-test: BCL:0;PCL:0;RULEID:(8211001083)(6040522)(2401047)(5005006)(8121501046)(10201501046)(93006095)(93001095)(3231232)(944501410)(52105095)(3002001)(6055026)(6041310)(20161123562045)(20161123558120)(20161123560045)(201703131423095)(201702281528075)(20161123555045)(201703061421075)(201703061406153)(20161123564045)(6072148)(201708071742011);SRVR:AT5PR8401MB1138;BCL:0;PCL:0;RULEID:;SRVR:AT5PR8401MB1138; x-forefront-prvs: 0654257CF5 x-forefront-antispam-report: SFV:NSPM;SFS:(10019020)(346002)(39860400002)(39380400002)(396003)(366004)(376002)(377424004)(189003)(199004)(2501003)(2900100001)(81166006)(81156014)(25786009)(4326008)(66066001)(446003)(5250100002)(11346002)(8676002)(2616005)(8936002)(5660300001)(7736002)(305945005)(6486002)(229853002)(7416002)(575784001)(86362001)(2201001)(36756003)(3280700002)(3660700001)(6512007)(6246003)(486006)(476003)(14454004)(53936002)(76176011)(105586002)(97736004)(26005)(6116002)(6436002)(54906003)(110136005)(316002)(6506007)(99286004)(106356001)(102836004)(186003)(478600001)(2906002)(103116003)(68736007)(3846002);DIR:OUT;SFP:1102;SCL:1;SRVR:AT5PR8401MB1138;H:AT5PR8401MB1121.NAMPRD84.PROD.OUTLOOK.COM;FPR:;SPF:None;LANG:en;PTR:InfoNoRecords;MX:1;A:1; received-spf: None (protection.outlook.com: hpe.com does not designate permitted sender hosts) x-microsoft-antispam-message-info: uVSH7h+dYK5AATpbTIGhBg/DUodQNqSL7SisNX+beNPH5aDJaEAujAQF3v3A3yYKblgbs4w7kVY7p//XEzHP+JR7LYRsAtH9H34sHX1Dbv9i2tw/4ZD/ey3bQ1K5TCZ8ZgLWqcseHUxbw3YPKSx5N5D2NaH2KqmU5koy9kjFEiA7xAiLjHxnZkbOEx29xBg9 spamdiagnosticoutput: 1:99 spamdiagnosticmetadata: NSPM Content-Type: text/plain; charset="utf-8" Content-ID: <650764995B565945A8C5DDF6D1BFB08E@NAMPRD84.PROD.OUTLOOK.COM> Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-MS-Office365-Filtering-Correlation-Id: 61bc0d8e-7207-473a-343a-08d5ab92ebed X-MS-Exchange-CrossTenant-Network-Message-Id: 61bc0d8e-7207-473a-343a-08d5ab92ebed X-MS-Exchange-CrossTenant-originalarrivaltime: 26 Apr 2018 16:29:45.3048 (UTC) X-MS-Exchange-CrossTenant-fromentityheader: Hosted X-MS-Exchange-CrossTenant-id: 105b2061-b669-4b31-92ac-24d304d195dc X-MS-Exchange-Transport-CrossTenantHeadersStamped: AT5PR8401MB1138 X-OriginatorOrg: hpe.com Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org T24gVGh1LCAyMDE4LTA0LTI2IGF0IDE3OjE0ICswMjAwLCBKb2VyZyBSb2VkZWwgd3JvdGU6DQo+ IEZyb206IEpvZXJnIFJvZWRlbCA8anJvZWRlbEBzdXNlLmRlPg0KPiANCj4gVGhpcyByZXZlcnRz IGNvbW1pdCAyOGVlOTBmZTYwNDhmYTdiN2NlYWViODgzMWMwZTRlNDU0YTRjZjg5Lg0KPiANCj4g VGhpcyBjb21taXQgaXMgYnJva2VuIGZvciB4ODYsIGFzIGl0IHVubWFwcyB0aGUgUFRFIGFuZCBQ TUQNCj4gcGFnZXMgYW5kIGltbWVkaWF0bHkgZnJlZXMgdGhlbSB3aXRob3V0IGRvaW5nIGEgVExC IGZsdXNoLg0KPiANCj4gRnVydGhlciB0aGlzIGxhY2tzIHN5bmNocm9uaXphdGlvbiB3aXRoIG90 aGVyIHBhZ2UtdGFibGVzIGluDQo+IHRoZSBzeXN0ZW0gd2hlbiB0aGUgUE1EIHBhZ2VzIGFyZSBu b3Qgc2hhcmVkIGJldHdlZW4NCj4gbW1fc3RydWN0cy4NCj4gDQo+IE9uIHg4Ni0zMiB3aXRoIFBB RSBhbmQgUFRJIHBhdGNoZXMgb24tdG9wIHRoaXMgcGF0Y2gNCj4gdHJpZ2dlcnMgdGhlIEJVR19P TiBpbiB2bWFsbG9jX3N5bmNfb25lKCkgYmVjYXVzZSB0aGUga2VybmVsDQo+IGFuZCB0aGUgcHJv Y2VzcyBwYWdlLXRhYmxlIHdlcmUgbm90IHN5bmNocm9uaXplZC4NCj4gDQo+IFNpZ25lZC1vZmYt Ynk6IEpvZXJnIFJvZWRlbCA8anJvZWRlbEBzdXNlLmRlPg0KDQpJIGRvIG5vdCBhZ3JlZSB3aXRo IHRoZSBjb21tZW50cyBhbmQgdGhpcyByZXZlcnQuICBMZXQncyBkaXNjdXNzIGZ1cnRoZXINCm9u IHRoZSBvcmlnaW5hbCB0aHJlYWQuDQoNClRoYW5rcywNCi1Ub3NoaQ0K