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[2620:137:e000::1:20]) by mx.google.com with ESMTP id j11-20020a17090a840b00b00262ca5c4c12si1093701pjn.178.2023.08.18.01.32.32; Fri, 18 Aug 2023 01:32:46 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=fail (p=NONE sp=NONE dis=NONE) header.from=aculab.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1353361AbjHQQGt (ORCPT + 99 others); Thu, 17 Aug 2023 12:06:49 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:38068 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1353492AbjHQQGo (ORCPT ); Thu, 17 Aug 2023 12:06:44 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 5764530F7 for ; Thu, 17 Aug 2023 09:06:42 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with both STARTTLS and AUTH (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-202-WB12oNh9NZeEKc7yOwxybA-1; Thu, 17 Aug 2023 17:06:39 +0100 X-MC-Unique: WB12oNh9NZeEKc7yOwxybA-1 Received: from AcuMS.Aculab.com (10.202.163.6) by AcuMS.aculab.com (10.202.163.6) with Microsoft SMTP Server (TLS) id 15.0.1497.48; Thu, 17 Aug 2023 17:06:35 +0100 Received: from AcuMS.Aculab.com ([::1]) by AcuMS.aculab.com ([::1]) with mapi id 15.00.1497.048; Thu, 17 Aug 2023 17:06:35 +0100 From: David Laight To: 'Linus Torvalds' CC: David Howells , Al Viro , Jens Axboe , Christian Brauner , Matthew Wilcox , Jeff Layton , "linux-fsdevel@vger.kernel.org" , "linux-block@vger.kernel.org" , "linux-mm@kvack.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH v3 2/2] iov_iter: Don't deal with iter->copy_mc in memcpy_from_iter_mc() Thread-Topic: [PATCH v3 2/2] iov_iter: Don't deal with iter->copy_mc in memcpy_from_iter_mc() Thread-Index: AQHZ0DpP/l59sWTPXU+UuQ9VGbJikq/s16Kg///6foCAACRpIIAA7PpbgABGFYCAAFYcAIAAGHiw///2TICAABg4YA== Date: Thu, 17 Aug 2023 16:06:35 +0000 Message-ID: References: <03730b50cebb4a349ad8667373bb8127@AcuMS.aculab.com> <20230816120741.534415-1-dhowells@redhat.com> <20230816120741.534415-3-dhowells@redhat.com> <608853.1692190847@warthog.procyon.org.uk> <3dabec5643b24534a1c1c51894798047@AcuMS.aculab.com> <665724.1692218114@warthog.procyon.org.uk> <2190704172a5458eb909c9df59b6a556@AcuMS.aculab.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 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 X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00, RCVD_IN_DNSWL_BLOCKED,RCVD_IN_MSPIKE_H5,RCVD_IN_MSPIKE_WL, SPF_HELO_NONE,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogTGludXMgVG9ydmFsZHMNCj4gU2VudDogVGh1cnNkYXksIEF1Z3VzdCAxNywgMjAyMyA0 OjMxIFBNDQouLi4NCj4gICAgICAgICBtb3Z6d2wgIC5MQzEoJXJpcCksICVlYXgNCj4gICAgICAg ICB0ZXN0bCAgICVlc2ksICVlc2kNCj4gICAgICAgICBtb3ZiICAgICQwLCAoJXJkaSkNCj4gICAg ICAgICBtb3ZiICAgICQxLCA0KCVyZGkpDQo+ICAgICAgICAgbW92dyAgICAlYXgsIDEoJXJkaSkN Cj4gICAgICAgICBtb3ZxICAgICQwLCA4KCVyZGkpDQo+ICAgICAgICAgbW92cSAgICAlcmR4LCAx NiglcmRpKQ0KPiAgICAgICAgIG1vdnEgICAgJXI4LCAyNCglcmRpKQ0KPiAgICAgICAgIG1vdnEg ICAgJXJjeCwgMzIoJXJkaSkNCj4gICAgICAgICBzZXRuZSAgIDMoJXJkaSkNCj4gDQo+IHdoaWNo IGlzIHRoYXQgZGlzZ3VzdGluZyAibW92ZSB0d28gYnl0ZXMgZnJvbSBtZW1vcnkiLCBhbmQgbWFr ZXMNCj4gYWJzb2x1dGVseSBubyBzZW5zZSBhcyBhIHdheSB0byAid3JpdGUgMiB6ZXJvIGJ5dGVz IjoNCj4gDQo+IC5MQzE6DQo+ICAgICAgICAgLmJ5dGUgICAwDQo+ICAgICAgICAgLmJ5dGUgICAw DQo+IA0KPiBJIHRoaW5rIHRoYXQncyBzb21lIG9kZCBnY2MgYnVnLCBhY3R1YWxseS4NCg0KSSBn ZXQgdGhhdCB3aXRoIHNvbWUgY29kZSwgYnV0IG5vdCBvdGhlcnMuDQpTZWVtcyB0byBkZXBlbmQg b24gcmFuZG9tIG90aGVyIHN0dWZmLg0KSGFwcGVucyBmb3I6DQoJc3RydWN0IHsgdW5zaWduZWQg Y2hhciB4OjcsIHk6MTsgfTsNCmJ1dCBub3QgaWYgSSBhZGQgYW55dGhpbmcgYWZ0ZXIgaWYgKHRo YXQgZ2V0cyB6ZXJvZWQpLg0KV2hpY2ggc2VlbXMgdG8gYmUgdGhlIG9wcG9zaXRlIG9mIHdoYXQg eW91IHNlZS4NCg0KSWYgSSB1c2UgZXhwbGljaXQgYXNzaWdubWVudHMgKHJhdGhlciB0aGFuIGFu IGluaXRpYWxpc2VyKQ0KSSBzdGlsbCBnZXQgbWVyZ2VkIHdyaXRlcyAoZXZlbiBpZiBub3QgYSBi aXRmaWVsZCkgYnV0IGFsc28NCmxvc2UgdGhlIG1lbW9yeSBhY2Nlc3MuDQoNCglEYXZpZA0KDQot DQpSZWdpc3RlcmVkIEFkZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwg TWlsdG9uIEtleW5lcywgTUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2Fs ZXMpDQo=