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=no 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 2EB93C35247 for ; Mon, 3 Feb 2020 15:46:01 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 0A8922087E for ; Mon, 3 Feb 2020 15:46:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728034AbgBCPqA (ORCPT ); Mon, 3 Feb 2020 10:46:00 -0500 Received: from eu-smtp-delivery-151.mimecast.com ([146.101.78.151]:23486 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727267AbgBCPp7 (ORCPT ); Mon, 3 Feb 2020 10:45:59 -0500 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-129-Xl__pfi3PEif-i6vXDWtfg-1; Mon, 03 Feb 2020 15:45:55 +0000 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) by AcuMS.aculab.com (fd9f:af1c:a25b:0:43c:695e:880f:8750) with Microsoft SMTP Server (TLS) id 15.0.1347.2; Mon, 3 Feb 2020 15:45:54 +0000 Received: from AcuMS.Aculab.com ([fe80::43c:695e:880f:8750]) by AcuMS.aculab.com ([fe80::43c:695e:880f:8750%12]) with mapi id 15.00.1347.000; Mon, 3 Feb 2020 15:45:54 +0000 From: David Laight To: 'Eric Dumazet' , Peter Zijlstra CC: Will Deacon , Thomas Gleixner , "Paul E. McKenney" , the arch/x86 maintainers , LKML , Marco Elver Subject: RE: Confused about hlist_unhashed_lockless() Thread-Topic: Confused about hlist_unhashed_lockless() Thread-Index: AQHV2Geqe/OiaqtIVUysR/GygGVY2agJoQ4g Date: Mon, 3 Feb 2020 15:45:54 +0000 Message-ID: <26258e70c35e4c108173a27317e64a0b@AcuMS.aculab.com> References: <20200131164308.GA5175@willie-the-truck> <20200131184322.GA11457@worktop.programming.kicks-ass.net> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-ms-exchange-transport-fromentityheader: Hosted x-originating-ip: [10.202.205.107] MIME-Version: 1.0 X-MC-Unique: Xl__pfi3PEif-i6vXDWtfg-1 X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogRXJpYyBEdW1hemV0DQo+IFNlbnQ6IDMxIEphbnVhcnkgMjAyMCAxODo1Mw0KPiANCj4g T24gRnJpLCBKYW4gMzEsIDIwMjAgYXQgMTA6NDggQU0gRXJpYyBEdW1hemV0IDxlZHVtYXpldEBn b29nbGUuY29tPiB3cm90ZToNCj4gPg0KPiANCj4gPiBUaGlzIGlzIG5pY2UsIG5vdyB3aXRoIGhh dmUgZGF0YV9yYWNlKCkNCj4gPg0KPiA+IFJlbWVtYmVyIHRoZXNlIHBhdGNoZXMgd2VyZSBzZW50 IDIgbW9udGhzIGFnbywgYXQgYSB0aW1lIHdlIHdlcmUNCj4gPiB0cnlpbmcgdG8gc29ydCBvdXQg dGhpbmdzLg0KPiA+DQo+ID4gZGF0YV9yYWNlKCkgd2FzIG1lcmdlZCBhIGZldyBkYXlzIGFnby4N Cj4gDQo+IFdlbGwsIGFjdHVhbGx5IGRhdGFfcmFjZSgpIGlzIG5vdCB0aGVyZSB5ZXQgYW55d2F5 Lg0KDQpTaG91bGRuJ3QgaXQgYmUgTk9fREFUQV9SQUNFKCkgPz8NCg0KCURhdmlkDQoNCi0NClJl Z2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0 b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykN Cg==