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[23.128.96.18]) by mx.google.com with ESMTP id b20si10180696edn.57.2020.09.07.01.19.20; Mon, 07 Sep 2020 01:19:43 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 23.128.96.18 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 S1727970AbgIGISX (ORCPT + 99 others); Mon, 7 Sep 2020 04:18:23 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:42184 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727884AbgIGISW (ORCPT ); Mon, 7 Sep 2020 04:18:22 -0400 Received: from AcuMS.aculab.com (156.67.243.126 [156.67.243.126]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-32-p6GNeqn4N_WEVzALjgPggA-1; Mon, 07 Sep 2020 09:18:14 +0100 X-MC-Unique: p6GNeqn4N_WEVzALjgPggA-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; Mon, 7 Sep 2020 09:18:13 +0100 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, 7 Sep 2020 09:18:13 +0100 From: David Laight To: 'Christophe Leroy' , Pavel Machek CC: Christoph Hellwig , "arnd@arndb.de" , "gregkh@linuxfoundation.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH] /dev/zero: also implement ->read Thread-Topic: [PATCH] /dev/zero: also implement ->read Thread-Index: AQHWggy41s1fAL/OckmYjTgFjgCjKqlXb8rwgASFNZ2AACUDkIAAdD8AgABMGQA= Date: Mon, 7 Sep 2020 08:18:13 +0000 Message-ID: References: <20200903155922.1111551-1-hch@lst.de> <55d1ecb8-4a0c-fa58-d3cf-bf6796eea7bd@csgroup.eu> <3b0b58be4b844162b73db1b108a9b995@AcuMS.aculab.com> <20200906182122.GA12295@amd> <8c353864-76a9-90bf-fa2f-f7a8231b5487@csgroup.eu> <7ece832b-e2b7-04af-f4bb-e84c909ee332@csgroup.eu> In-Reply-To: <7ece832b-e2b7-04af-f4bb-e84c909ee332@csgroup.eu> 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: 0.002 X-Mimecast-Originator: aculab.com Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogQ2hyaXN0b3BoZSBMZXJveQ0KPiBTZW50OiAwNyBTZXB0ZW1iZXIgMjAyMCAwNTo0NA0K Li4uDQo+IElmIHlvdSBhcmUgdGFsa2luZyBhYm91dCB0aGUgdGVzdHMgYXJvdW5kIHRoZSBzZXRf ZnMgc2VyaWVzIGZyb20NCj4gQ2hyaXN0b3BoLCBJIGlkZW50aWZpZWQgdGhhdCB0aGUgZGVncmFk YXRpb24gd2FzIGxpbmtlZCB0bw0KPiBDT05GSUdfU1RBQ0tQUk9URUNUT1JfU1RST05HIGJlaW5n IHNlbGVjdGVkIGJ5IGRlZmF1bHQsIHdoaWNoIHByb3ZpZGVzDQo+IHVucmVsaWFibGUgcmVzdWx0 cyBmcm9tIG9uZSBwYXRjaCB0byBhbm90aGVyLCBHQ0MgZG9pbmcgc29tZSBzdHJhbmdlDQo+IHRo aW5ncyBsaW5rZWQgdG8gdW5yZWxhdGVkIGNoYW5nZXMuDQo+IA0KPiBXaXRoIENPTkZJR19TVEFD S1BST1RFQ1RPUiBzZXQgdG8gTiwgSSBnZXQgc3RhYmxlIHBlcmZvcm1hbmNlIGFuZCBubw0KPiBk ZWdyYWRhdGlvbiB3aXRoIGFueSBvZiB0aGUgcGF0Y2hlcyBvZiB0aGUgc2V0X2ZzIHNlcmllcy4N Cg0KQWggSSBkaWRuJ3Qgc3BvdCB0aGF0IHJlc3BvbnNlIGdvaW5nIHRocm91Z2guDQoNClNvdW5k cyBsaWtlIHRoYXQgb3B0aW9uIHNob3VsZCBiZSBkaXNhYmxlZCBpZiBpdCBjYXVzZXMgdGhhdA0K bXVjaCBvZiBhIHBlcmZvcm1hbmNlIGRyb3AuDQoNCglEYXZpZA0KDQotDQpSZWdpc3RlcmVkIEFk ZHJlc3MgTGFrZXNpZGUsIEJyYW1sZXkgUm9hZCwgTW91bnQgRmFybSwgTWlsdG9uIEtleW5lcywg TUsxIDFQVCwgVUsNClJlZ2lzdHJhdGlvbiBObzogMTM5NzM4NiAoV2FsZXMpDQo=