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 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4A2B7C433F5 for ; Sun, 14 Nov 2021 14:12:38 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 33123603E5 for ; Sun, 14 Nov 2021 14:12:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232129AbhKNOP3 (ORCPT ); Sun, 14 Nov 2021 09:15:29 -0500 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.85.151]:20676 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233961AbhKNOP1 (ORCPT ); Sun, 14 Nov 2021 09:15:27 -0500 Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-54-JJ0Irg0UPAO8TwtbIwVRZg-1; Sun, 14 Nov 2021 14:12:29 +0000 X-MC-Unique: JJ0Irg0UPAO8TwtbIwVRZg-1 Received: from AcuMS.Aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) by AcuMS.aculab.com (fd9f:af1c:a25b:0:994c:f5c2:35d6:9b65) with Microsoft SMTP Server (TLS) id 15.0.1497.26; Sun, 14 Nov 2021 14:12:28 +0000 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.026; Sun, 14 Nov 2021 14:12:28 +0000 From: David Laight To: David Laight , 'Eric Dumazet' , "David S . Miller" , "Jakub Kicinski" CC: netdev , Eric Dumazet , "x86@kernel.org" , Alexander Duyck Subject: RE: [RFC] x86/csum: rewrite csum_partial() Thread-Topic: [RFC] x86/csum: rewrite csum_partial() Thread-Index: AQHX1sjWUoYmK80LukOvYdZq9v09u6wC9SrggAAat/A= Date: Sun, 14 Nov 2021 14:12:28 +0000 Message-ID: <3f7414264ba0456b9102dd63c695272e@AcuMS.aculab.com> References: <20211111065322.1261275-1-eric.dumazet@gmail.com> In-Reply-To: Accept-Language: en-GB, 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 Authentication-Results: relay.mimecast.com; auth=pass smtp.auth=C51A453 smtp.mailfrom=david.laight@aculab.com X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: aculab.com Content-Language: en-US Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org RnJvbTogRGF2aWQgTGFpZ2h0DQo+IFNlbnQ6IDE0IE5vdmVtYmVyIDIwMjEgMTM6MDcNCj4gDQou Lg0KPiBJZiB5b3UgYXJlbid0IHdvcnJpZWQgKHRvbyBtdWNoKSBhYm91dCBjcHUgYmVmb3JlIEJy YWR3ZWxsIHRoZW4gSUlSQw0KPiB0aGlzIGxvb3AgZ2V0cyBjbG9zZSB0byA4IGJ5dGVzL2Nsb2Nr Og0KPiANCj4gKyAgICAgICAgICAgICAgICIxMDogICAgamVjeHogMjBmXG4iDQo+ICsgICAgICAg ICAgICAgICAiICAgICAgIGFkYyAgICglW2J1ZmZdLCAlW2xlbl0pLCAlW3N1bV1cbiINCj4gKyAg ICAgICAgICAgICAgICIgICAgICAgYWRjICAgOCglW2J1ZmZdLCAlW2xlbl0pLCAlW3N1bV1cbiIN Cj4gKyAgICAgICAgICAgICAgICIgICAgICAgbGVhICAgMTYoJVtsZW5dKSwgJVt0bXBdXG4iDQo+ ICsgICAgICAgICAgICAgICAiICAgICAgIGptcCAgIDEwYlxuIg0KPiArICAgICAgICAgICAgICAg IiAyMDoiDQoNCkl0IGlzIGV2ZW4gcG9zc2libGUgYSBsb29wIGJhc2VkIG9uOg0KCTEwOglhZGMJ KCVbYnVmZl0sICVbbGVuXSwgOCksICVzdW0NCgkJaW5jCSVbbGVuXQ0KCQlqbnoJMTBiDQp3aWxs IHJ1biBhdCA4IGJ5dGVzIHBlciBjbG9jayBvbiB2ZXJ5IHJlY2VudCBJbnRlbCBjcHUuDQpUaGUg J2FkYycgbmVlZHMgUDA2IGFuZCBQMjMsIHRoZSAnaW5jJyBQMDE1NiBhbmQgdGhlDQonam56JyBQ NiAocHJlZGljdGVkIHRha2VuKSAob24gQnJvYWR3ZWxsIGFuZCBwcm9iYWJseSBsYXRlcikuDQoo VGhlICdpbmMnIGFuZCAnam56JyBtaWdodCBhbHNlIGJlIGZ1c2FibGUgdG8gYSBzaW5nbGUgUDYg dS1vcC4pDQoNClVzaW5nICdsZWEnIGluc3RlYWQgb2YgJ2luYycgY29uc3RyYWlucyBpdCB0byBQ MTUuDQpUaGF0IG1pZ2h0IGFjdHVhbGx5IGdlbmVyYXRlIGJldHRlciBzY2hlZHVsaW5nIHNpbmNl IGl0DQppcyBndWFyYW50ZWVkIHRvICdtaXNzJyB0aGUgJ2FkYycuDQoNClNvIGlmIHRoZSByaWdo dCBwb3J0cyBhcmUgc2VsZWN0ZWQgaXQgaXMgcG9zc2libGUgdG8NCmV4ZWN1dGUgYWxsIHRoZSBp bnN0cnVjdGlvbnMgaW4gcGFyYWxsZWwuDQoNCkl0IGNlcnRhaW5seSBpc24ndCBuZWNlc3Nhcnkg dG8gdW5yb2xsIHRoZSBsb29wIGFueSBtb3JlDQp0aGFuIHR3byByZWFkcyBmb3IgQnJhZHdlbGwg b253YXJkcy4NCg0KCURhdmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJh bWxleSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0 cmF0aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykNCg==