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 4EA0EC433EF for ; Tue, 16 Nov 2021 09:30:41 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3166161B62 for ; Tue, 16 Nov 2021 09:30:40 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233117AbhKPJda (ORCPT ); Tue, 16 Nov 2021 04:33:30 -0500 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.86.151]:35213 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233127AbhKPJdN (ORCPT ); Tue, 16 Nov 2021 04:33:13 -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-239--w25oYSSNc6H4O020wqeeA-1; Tue, 16 Nov 2021 09:30:13 +0000 X-MC-Unique: -w25oYSSNc6H4O020wqeeA-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; Tue, 16 Nov 2021 09:30:12 +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; Tue, 16 Nov 2021 09:30:12 +0000 From: David Laight To: 'Alistair Delva' , Ondrej Mosnacek CC: Linux kernel mailing list , "Khazhismel Kumykov" , Bart Van Assche , "Serge Hallyn" , Jens Axboe , Greg Kroah-Hartman , Paul Moore , SElinux list , Linux Security Module list , "Cc: Android Kernel" , Linux Stable maillist Subject: RE: [PATCH] block: Check ADMIN before NICE for IOPRIO_CLASS_RT Thread-Topic: [PATCH] block: Check ADMIN before NICE for IOPRIO_CLASS_RT Thread-Index: AQHX2n2CNxSicaUdZEuXqRynLrd2WawF4ZBA Date: Tue, 16 Nov 2021 09:30:12 +0000 Message-ID: <43aeb7451621474ea0d7bee6b99039c3@AcuMS.aculab.com> References: <20211115173850.3598768-1-adelva@google.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: linux-kernel@vger.kernel.org RnJvbTogQWxpc3RhaXIgRGVsdmENCj4gU2VudDogMTUgTm92ZW1iZXIgMjAyMSAxOTowOQ0KLi4u DQo+ID4gPiAtICAgICAgICAgICAgICAgICAgICAgICBpZiAoIWNhcGFibGUoQ0FQX1NZU19OSUNF KSAmJiAhY2FwYWJsZShDQVBfU1lTX0FETUlOKSkNCj4gPiA+ICsgICAgICAgICAgICAgICAgICAg ICAgIGlmICghY2FwYWJsZShDQVBfU1lTX0FETUlOKSAmJiAhY2FwYWJsZShDQVBfU1lTX05JQ0Up KQ0KPiA+ID4gICAgICAgICAgICAgICAgICAgICAgICAgICAgICAgICByZXR1cm4gLUVQRVJNOw0K DQpJc24ndCB0aGUgcmVhbCBwcm9ibGVtIHRoYXQgeW91IGFjdHVhbGx5IHdhbnQgdG8gdGVzdDoN CgkJaWYgKCFjYXBhYmxlKENBUF9TWVNfTklDRSB8IENBUF9TWVNfQURNSU4pKQ0KCQkJcmV0dXJu IC1FUEVSTTsNCnNvIHRoYXQgeW91IG9ubHkgZ2V0IHRoZSBmYWlsICdzcGxhdCcgd2hlbiBuZWl0 aGVyIGlzIHNldC4NCg0KVGhpcyB3aWxsIGJlIHRydWUgd2hlbmV2ZXIgbW9yZSB0aGFuIG9uZSBj YXBhYmlsaXR5IGVuYWJsZXMgc29tZXRoaW5nLg0KDQpQb3NzaWJseSB0aGlzIG5lZWRzIHNvbWV0 aGluZyBsaWtlOg0KaW50IGNhcGFiYWxlX29yKHVuc2lnbmVkIGludCwgLi4uKTsNCiNkZWZpbmUg Y2FwYWJhbGVfb3IoLi4uKSBjYXBhYmFibGVfb3IoX19WQV9MSVNUX18sIH4wdSkNCg0KCURhdmlk DQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3VudCBG YXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3Mzg2 IChXYWxlcykNCg==