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=-3.8 required=3.0 tests=BAYES_00, 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 F14A1C5519F for ; Sun, 22 Nov 2020 22:47:17 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id AD0FB2078B for ; Sun, 22 Nov 2020 22:47:17 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726020AbgKVWq4 (ORCPT ); Sun, 22 Nov 2020 17:46:56 -0500 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:55833 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726711AbgKVWq4 (ORCPT ); Sun, 22 Nov 2020 17:46:56 -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-184-OPkHHBZnNUaqutYdUM3CBw-1; Sun, 22 Nov 2020 22:46:52 +0000 X-MC-Unique: OPkHHBZnNUaqutYdUM3CBw-1 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; Sun, 22 Nov 2020 22:46:51 +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; Sun, 22 Nov 2020 22:46:51 +0000 From: David Laight To: 'David Howells' , Pavel Begunkov , Matthew Wilcox , Jens Axboe , Alexander Viro CC: Linus Torvalds , "linux-fsdevel@vger.kernel.org" , "linux-block@vger.kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH 01/29] iov_iter: Switch to using a table of operations Thread-Topic: [PATCH 01/29] iov_iter: Switch to using a table of operations Thread-Index: AQHWwBDGoGn3nOhJ3USQ5xOUKK1Ae6nUv7SQ Date: Sun, 22 Nov 2020 22:46:51 +0000 Message-ID: <4cf03398b2bb47e28d13fae4b62185f5@AcuMS.aculab.com> References: <160596800145.154728.7192318545120181269.stgit@warthog.procyon.org.uk> <160596801020.154728.15935034745159191564.stgit@warthog.procyon.org.uk> In-Reply-To: <160596801020.154728.15935034745159191564.stgit@warthog.procyon.org.uk> 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: linux-block@vger.kernel.org RnJvbTogRGF2aWQgSG93ZWxscw0KPiBTZW50OiAyMSBOb3ZlbWJlciAyMDIwIDE0OjE0DQo+IA0K PiBTd2l0Y2ggdG8gdXNpbmcgYSB0YWJsZSBvZiBvcGVyYXRpb25zLiAgSW4gYSBmdXR1cmUgcGF0 Y2ggdGhlIGluZGl2aWR1YWwNCj4gbWV0aG9kcyB3aWxsIGJlIHNwbGl0IHVwIGJ5IHR5cGUuICBG b3IgdGhlIG1vbWVudCwgaG93ZXZlciwgdGhlIG9wcyB0YWJsZXMNCj4ganVzdCBqdW1wIGRpcmVj dGx5IHRvIHRoZSBvbGQgZnVuY3Rpb25zIC0gd2hpY2ggYXJlIG5vdyBzdGF0aWMuICBJbmxpbmUN Cj4gd3JhcHBlcnMgYXJlIHByb3ZpZGVkIHRvIGp1bXAgdGhyb3VnaCB0aGUgaG9va3MuDQoNCkkg d2FzIHdvbmRlcmluZyBpZiB5b3UgY291bGQgdXNlIGEgYml0IG9mICdjcHAgbWFnaWMnDQpzbyB0 aGUgdG8gY2FsbCBzaXRlcyB3b3VsZCBiZToNCglJVEVSX0NBTEwoaXRlciwgYWN0aW9uKShhcmdf bGlzdCk7DQoNCndoaWNoIG1pZ2h0IGV4cGFuZCB0bzoNCglpdGVyLT5hY3Rpb24oYXJnX2xpc3Qp Ow0KaW4gdGhlIGZ1bmN0aW9uLXRhYmxlIGNhc2UuDQpCdXQgY291bGQgYWxzbyBiZSBhbiBpZi1j aGFpbjoNCglpZiAoaXRlci0+dHlwZSAmIGZvbykNCgkJZm9vX2FjdGlvbihhcmdzKTsNCgllbHNl IC4uLg0Kd2l0aCBmb29fYWN0aW9uKCkgYmVpbmcgaW5saW5lZC4NCg0KSWYgdGhlcmUgaXMgZW5v dWdoIHN5bW1ldHJ5IGl0IG1pZ2h0IG1ha2UgdGhlIGNvZGUgZWFzaWVyIHRvIHJlYWQuDQpBbHRo b3VnaCBJJ20gbm90IHN1cmUgd2hhdCBoYXBwZW5zIHRvICdpdGVyYXRlX2FsbF9raW5kcycuDQpP VE9IIHRoYXQgaXMgYWxyZWFkeSB1bnJlYWRhYmxlLg0KDQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJl ZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRvbiBLZXlu ZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRpb24gTm86IDEzOTczODYgKFdhbGVzKQ0K