From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id CB8BEC31E57 for ; Mon, 17 Jun 2019 11:13:20 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id 803C32084D for ; Mon, 17 Jun 2019 11:13:20 +0000 (UTC) DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org 803C32084D Authentication-Results: mail.kernel.org; dmarc=fail (p=none dis=none) header.from=intel.com Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 1C69D8E0004; Mon, 17 Jun 2019 07:13:20 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 19E618E0001; Mon, 17 Jun 2019 07:13:20 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 03E128E0004; Mon, 17 Jun 2019 07:13:19 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from mail-pg1-f198.google.com (mail-pg1-f198.google.com [209.85.215.198]) by kanga.kvack.org (Postfix) with ESMTP id BD4458E0001 for ; Mon, 17 Jun 2019 07:13:19 -0400 (EDT) Received: by mail-pg1-f198.google.com with SMTP id b10so7518588pgb.22 for ; Mon, 17 Jun 2019 04:13:19 -0700 (PDT) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-original-authentication-results:x-gm-message-state:from:to:cc :subject:thread-topic:thread-index:date:message-id:references :in-reply-to:accept-language:content-language:content-id :content-transfer-encoding:mime-version; bh=euFiWztLyFeKayuqPlGOh5EsrF+vDziyG6Xxahr4W8Y=; b=B7/AdgzWtvgj//i8gRxCE2ZQIsrY4rYMB/EfksGfdCpOGTBnGcIT06L3jHTjFy+q2t 2/vTPSyb6pgjsyxHEUKmNqrKG5n2Ym5jIGP73BjGNyqpi+r/0T6ebxeIKNAAFk9/XQX2 lD3VT2SCCztra3/42/dqwfAUqJeRWhaJHdKYztxbycs5hKFqgy7nlQ8nZBEXIwcysxj8 +WdWBsXo8W33VOn0O0LOUQ5K4j0zljqX4624j18ij4VwlZhJSXCI9i1YyhucWu4R9Rh1 d/uqDu5dxU+qEUkPase7jeAHJSd9DAGwowbXuWfyinVqKCpn4oVuHSHqgtGUagQ9FefE 2idw== X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of kai.huang@intel.com designates 192.55.52.136 as permitted sender) smtp.mailfrom=kai.huang@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Gm-Message-State: APjAAAUSwQhCozrkExLJ8tFA2boWrPxybv77aLJOd6PVOvT0TxFnceu0 l90HCQNHkXQhoNYBC5plBlm3FViGeRPKrmdgmxeTPG6hSXaW4cKORm38SoYNblDaPsvXxeVMBtA wpRRHZhfZmPw3FhTW2WyW25k/oRvF/lDLMIdtMnR1XpoM2PiE1IngHnL3v2yXyYBBIg== X-Received: by 2002:a62:ee17:: with SMTP id e23mr116195960pfi.130.1560769999420; Mon, 17 Jun 2019 04:13:19 -0700 (PDT) X-Google-Smtp-Source: APXvYqzER7V6WvZceWYxhg4hU/RPfgv3cGwwyYm4mgj2XS8QGaKmR3VsPQNy+lC61de9vkMnwxc3 X-Received: by 2002:a62:ee17:: with SMTP id e23mr116195918pfi.130.1560769998765; Mon, 17 Jun 2019 04:13:18 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1560769998; cv=none; d=google.com; s=arc-20160816; b=LFgBTpnNj9RLBxp1etAjGDXErBFBIUnUh2F1jH71+dkubU1gvED2xaqvLyYH2Y4BFr rxmRNDchG5UgnWCS7GWIygw2aGxpK931fw0KsYzAWfIQTKnHyUOsTcDpk8VYgb3xUyyr o7koyhvY1DyNyMDyUXilB7o2o4Yv82yX+gcOhOOXlLUQlqK8EgbVaZgCipeVFFNelVPT 1Pha7l+HjqPCaYSEDCggBNh8WhkAJuQ3xH0okpopesw3aIpYSzDeWh/MH6sH8sa+x+w+ VhfMXV6g0WRgAZuKgDEMrinUuN3dyanOEyb2dvyKazviNXtPl2NU294xgz66EKAmqKZ2 ZL4A== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=mime-version:content-transfer-encoding:content-id:content-language :accept-language:in-reply-to:references:message-id:date:thread-index :thread-topic:subject:cc:to:from; bh=euFiWztLyFeKayuqPlGOh5EsrF+vDziyG6Xxahr4W8Y=; b=ScdiFM4daYGFOHR61xnp8RxNhqyk87C95TZNVfbU0lE3jvvfk/4aZaLCkUC8lI5LXL tvY2S9nSzvRSBO5MPJKLsmgpbdG8CptknWItGwj0kBDK4cy7mcxQZYeygALjeUNZsZgX JiKaxk1Jr4ufvTfiQlWzL1ZqjrZ2hClX4PXVrL3cjNYI05gxYsWiK6pCosGkXNufIu3A 5CdR5WUpbfB8n1pElCe+dRCqG3RDmchUFDPwMlWNH72HWprh661Vwz+c5KF5cdew9KdO TjPCc2/X+SmPasaWzKk01fkbkvRMYDTmBCpw0D7c1XsP4ieW/oY2DHzekrtzYrPE8h9e sEpw== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of kai.huang@intel.com designates 192.55.52.136 as permitted sender) smtp.mailfrom=kai.huang@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com Received: from mga12.intel.com (mga12.intel.com. [192.55.52.136]) by mx.google.com with ESMTPS id k2si9271644pjp.106.2019.06.17.04.13.18 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 17 Jun 2019 04:13:18 -0700 (PDT) Received-SPF: pass (google.com: domain of kai.huang@intel.com designates 192.55.52.136 as permitted sender) client-ip=192.55.52.136; Authentication-Results: mx.google.com; spf=pass (google.com: domain of kai.huang@intel.com designates 192.55.52.136 as permitted sender) smtp.mailfrom=kai.huang@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga003.jf.intel.com ([10.7.209.27]) by fmsmga106.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 17 Jun 2019 04:13:18 -0700 X-ExtLoop1: 1 Received: from pgsmsx101.gar.corp.intel.com ([10.221.44.78]) by orsmga003.jf.intel.com with ESMTP; 17 Jun 2019 04:13:13 -0700 Received: from pgsmsx109.gar.corp.intel.com (10.221.44.109) by PGSMSX101.gar.corp.intel.com (10.221.44.78) with Microsoft SMTP Server (TLS) id 14.3.439.0; Mon, 17 Jun 2019 19:13:12 +0800 Received: from pgsmsx112.gar.corp.intel.com ([169.254.3.172]) by PGSMSX109.gar.corp.intel.com ([169.254.14.14]) with mapi id 14.03.0439.000; Mon, 17 Jun 2019 19:13:12 +0800 From: "Huang, Kai" To: "kirill@shutemov.name" , "peterz@infradead.org" CC: "kvm@vger.kernel.org" , "kirill.shutemov@linux.intel.com" , "keyrings@vger.kernel.org" , "keescook@chromium.org" , "linux-kernel@vger.kernel.org" , "tglx@linutronix.de" , "linux-mm@kvack.org" , "dhowells@redhat.com" , "jacob.jun.pan@linux.intel.com" , "x86@kernel.org" , "akpm@linux-foundation.org" , "hpa@zytor.com" , "mingo@redhat.com" , "bp@alien8.de" , "Hansen, Dave" , "luto@amacapital.net" , "Schofield, Alison" Subject: Re: [PATCH, RFC 20/62] mm/page_ext: Export lookup_page_ext() symbol Thread-Topic: [PATCH, RFC 20/62] mm/page_ext: Export lookup_page_ext() symbol Thread-Index: AQHVBa0N2X60Ah6/l0yBtZ+vNYh62KaassmAgADBRICAA9k1AIAAGVkAgAADNwA= Date: Mon, 17 Jun 2019 11:13:11 +0000 Message-ID: <1560769988.5187.20.camel@intel.com> References: <20190508144422.13171-1-kirill.shutemov@linux.intel.com> <20190508144422.13171-21-kirill.shutemov@linux.intel.com> <20190614111259.GA3436@hirez.programming.kicks-ass.net> <20190614224443.qmqolaigu5wnf75p@box> <20190617093054.GB3419@hirez.programming.kicks-ass.net> <1560769298.5187.16.camel@linux.intel.com> In-Reply-To: <1560769298.5187.16.camel@linux.intel.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-originating-ip: [10.255.91.82] Content-Type: text/plain; charset="utf-8" Content-ID: Content-Transfer-Encoding: base64 MIME-Version: 1.0 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: T24gTW9uLCAyMDE5LTA2LTE3IGF0IDIzOjAxICsxMjAwLCBLYWkgSHVhbmcgd3JvdGU6DQo+IE9u IE1vbiwgMjAxOS0wNi0xNyBhdCAxMTozMCArMDIwMCwgUGV0ZXIgWmlqbHN0cmEgd3JvdGU6DQo+ ID4gT24gU2F0LCBKdW4gMTUsIDIwMTkgYXQgMDE6NDQ6NDNBTSArMDMwMCwgS2lyaWxsIEEuIFNo dXRlbW92IHdyb3RlOg0KPiA+ID4gT24gRnJpLCBKdW4gMTQsIDIwMTkgYXQgMDE6MTI6NTlQTSAr MDIwMCwgUGV0ZXIgWmlqbHN0cmEgd3JvdGU6DQo+ID4gPiA+IE9uIFdlZCwgTWF5IDA4LCAyMDE5 IGF0IDA1OjQzOjQwUE0gKzAzMDAsIEtpcmlsbCBBLiBTaHV0ZW1vdiB3cm90ZToNCj4gPiA+ID4g PiBwYWdlX2tleWlkKCkgaXMgaW5saW5lIGZ1bmNhdGlvbiB0aGF0IHVzZXMgbG9va3VwX3BhZ2Vf ZXh0KCkuIEtWTSBpcw0KPiA+ID4gPiA+IGdvaW5nIHRvIHVzZSBwYWdlX2tleWlkKCkgYW5kIHNp bmNlIEtWTSBjYW4gYmUgYnVpbHQgYXMgYSBtb2R1bGUNCj4gPiA+ID4gPiBsb29rdXBfcGFnZV9l eHQoKSBoYXMgdG8gYmUgZXhwb3J0ZWQuDQo+ID4gPiA+IA0KPiA+ID4gPiBJIF9yZWFsbHlfIGhh dGUgaGF2aW5nIHRvIGV4cG9ydCB3b3JsZCtkb2cgZm9yIEtWTS4gVGhpcyBvbmUgbWlnaHQgbm90 DQo+ID4gPiA+IGJlIGEgcmVhbCBpc3N1ZSwgYnV0IEkgaXRjaCBldmVyeSB0aW1lIEkgc2VlIGFu IGV4cG9ydCBmb3IgS1ZNIHRoZXNlDQo+ID4gPiA+IGRheXMuDQo+ID4gPiANCj4gPiA+IElzIHRo ZXJlIGFueSBiZXR0ZXIgd2F5PyBEbyB3ZSBuZWVkIHRvIGludmVudCBFWFBPUlRfU1lNQk9MX0tW TSgpPyA6UA0KPiA+IA0KPiA+IE9yIGRpc2FsbG93IEtWTSAob3IgcGFydHMgdGhlcmVvZikgZnJv bSBiZWluZyBhIG1vZHVsZSBhbnltb3JlLg0KPiANCj4gRm9yIHRoaXMgcGFydGljdWxhciBzeW1i b2wgZXhwb3NlLCBJIGRvbid0IHRoaW5rIGl0cyBmYWlyIHRvIGJsYW1lIEtWTSBzaW5jZSB0aGUg ZnVuZGFtZW50YWwNCj4gcmVhc29uDQo+IGlzIGJlY2F1c2UgcGFnZV9rZXlpZCgpICh3aGljaCBj YWxscyBsb29rdXBfcGFnZV9leHQoKSkgYmVpbmcgaW1wbGVtZW50ZWQgYXMgc3RhdGljIGlubGlu ZQ0KPiBmdW5jdGlvbg0KPiBpbiBoZWFkZXIgZmlsZSwgc28gZXNzZW50aWFsbHkgaGF2aW5nIGFu eSBvdGhlciBtb2R1bGUgd2hvIGNhbGxzIHBhZ2Vfa2V5aWQoKSB3aWxsIHRyaWdnZXIgdGhpcw0K PiBwcm9ibGVtIC0tIGluIGZhY3QgSU9NTVUgZHJpdmVyIGNhbGxzIHBhZ2Vfa2V5aWQoKSB0b28g c28gZXZlbiB3L28gS1ZNIGxvb2t1cF9wYWdlX2V4dCgpIG5lZWRzIHRvDQo+IGJlDQo+IGV4cG9z ZWQuDQoNCk9vcHMgaXQgc2VlbXMgSW50ZWwgSU9NTVUgZHJpdmVyIGlzIG5vdCBhIG1vZHVsZSBi dXQgYnVpbGRpbiBzbyB5ZXMgS1ZNIGlzIHRoZSBvbmx5IG1vZHVsZSB3aG8gY2FsbHMNCnBhZ2Vf a2V5aWQoKSBub3cuIFNvcnJ5IG15IGJhZC4gQnV0IGlmIHRoZXJlJ3MgYW55IG90aGVyIG1vZHVs ZSBjYWxscyBwYWdlX2tleWlkKCksIHRoaXMgcGF0Y2ggaXMNCnJlcXVpcmVkLg0KDQpUaGFua3Ms DQotS2FpDQo+IA0KPiBUaGFua3MsDQo+IC1LYWkNCj4g