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=-8.8 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE, SPF_PASS,URIBL_BLOCKED autolearn=ham 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 76729C433ED for ; Fri, 7 May 2021 09:59:36 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 38D3961059 for ; Fri, 7 May 2021 09:59:36 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234637AbhEGKAe (ORCPT ); Fri, 7 May 2021 06:00:34 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.85.151]:58918 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233487AbhEGKAc (ORCPT ); Fri, 7 May 2021 06:00:32 -0400 Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) (Using TLS) by relay.mimecast.com with ESMTP id uk-mta-124-XIgOuarZNwyN-c2JrDVmUg-1; Fri, 07 May 2021 10:59:29 +0100 X-MC-Unique: XIgOuarZNwyN-c2JrDVmUg-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 15.0.1497.2; Fri, 7 May 2021 10:59:27 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.015; Fri, 7 May 2021 10:59:27 +0100 From: David Laight To: 'Steven Price' , Catalin Marinas CC: Marc Zyngier , Will Deacon , James Morse , Julien Thierry , "Suzuki K Poulose" , "kvmarm@lists.cs.columbia.edu" , "linux-arm-kernel@lists.infradead.org" , "linux-kernel@vger.kernel.org" , Dave Martin , "Mark Rutland" , Thomas Gleixner , "qemu-devel@nongnu.org" , Juan Quintela , "Dr. David Alan Gilbert" , Richard Henderson , Peter Maydell , Haibo Xu , Andrew Jones Subject: RE: [PATCH v11 5/6] KVM: arm64: ioctl to fetch/store tags in a guest Thread-Topic: [PATCH v11 5/6] KVM: arm64: ioctl to fetch/store tags in a guest Thread-Index: AQHXQyWd0YdlNuDzYEavAjiQNQoHN6rXyCEQ Date: Fri, 7 May 2021 09:59:27 +0000 Message-ID: <42fd9c5ceb974be3b2aae5dd288507e8@AcuMS.aculab.com> References: <20210416154309.22129-1-steven.price@arm.com> <20210416154309.22129-6-steven.price@arm.com> <20210427175844.GB17872@arm.com> <340d35c2-46ed-35ea-43fa-e5cb64c27230@arm.com> <25c85740-0119-549e-6ddb-aea69c5efc76@arm.com> In-Reply-To: <25c85740-0119-549e-6ddb-aea69c5efc76@arm.com> 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 RnJvbTogU3RldmVuIFByaWNlIDxzdGV2ZW4ucHJpY2VAYXJtLmNvbT4NCj4gU2VudDogMDcgTWF5 IDIwMjEgMTA6NDUNCj4gDQo+IE9uIDA0LzA1LzIwMjEgMTg6NDQsIENhdGFsaW4gTWFyaW5hcyB3 cm90ZToNCj4gPiBPbiBUaHUsIEFwciAyOSwgMjAyMSBhdCAwNTowNjowN1BNICswMTAwLCBTdGV2 ZW4gUHJpY2Ugd3JvdGU6DQo+ID4+IE9uIDI3LzA0LzIwMjEgMTg6NTgsIENhdGFsaW4gTWFyaW5h cyB3cm90ZToNCj4gPj4+IE9uIEZyaSwgQXByIDE2LCAyMDIxIGF0IDA0OjQzOjA4UE0gKzAxMDAs IFN0ZXZlbiBQcmljZSB3cm90ZToNCj4gPj4+PiBkaWZmIC0tZ2l0IGEvYXJjaC9hcm02NC9pbmNs dWRlL3VhcGkvYXNtL2t2bS5oIGIvYXJjaC9hcm02NC9pbmNsdWRlL3VhcGkvYXNtL2t2bS5oDQo+ ID4+Pj4gaW5kZXggMjQyMjNhZGFlMTUwLi4yYjg1YTA0N2MzN2QgMTAwNjQ0DQo+ID4+Pj4gLS0t IGEvYXJjaC9hcm02NC9pbmNsdWRlL3VhcGkvYXNtL2t2bS5oDQo+ID4+Pj4gKysrIGIvYXJjaC9h cm02NC9pbmNsdWRlL3VhcGkvYXNtL2t2bS5oDQo+ID4+Pj4gQEAgLTE4NCw2ICsxODQsMjAgQEAg c3RydWN0IGt2bV92Y3B1X2V2ZW50cyB7DQo+ID4+Pj4gICAgCV9fdTMyIHJlc2VydmVkWzEyXTsN Cj4gPj4+PiAgICB9Ow0KPiA+Pj4+ICtzdHJ1Y3Qga3ZtX2FybV9jb3B5X210ZV90YWdzIHsNCj4g Pj4+PiArCV9fdTY0IGd1ZXN0X2lwYTsNCj4gPj4+PiArCV9fdTY0IGxlbmd0aDsNCj4gPj4+PiAr CXVuaW9uIHsNCj4gPj4+PiArCQl2b2lkIF9fdXNlciAqYWRkcjsNCj4gPj4+PiArCQlfX3U2NCBw YWRkaW5nOw0KPiA+Pj4+ICsJfTsNCj4gPj4+PiArCV9fdTY0IGZsYWdzOw0KPiA+Pj4+ICsJX191 NjQgcmVzZXJ2ZWRbMl07DQo+ID4+Pj4gK307DQo+ID4gWy4uLl0NCj4gPj4+IE1heWJlIGFkZCB0 aGUgdHdvIHJlc2VydmVkDQo+ID4+PiB2YWx1ZXMgdG8gdGhlIHVuaW9uIGluIGNhc2Ugd2Ugd2Fu dCB0byBzdG9yZSBzb21ldGhpbmcgZWxzZSBpbiB0aGUNCj4gPj4+IGZ1dHVyZS4NCj4gPj4NCj4g Pj4gSSdtIG5vdCBzdXJlIHdoYXQgeW91IG1lYW4gaGVyZS4gV2hhdCB3b3VsZCB0aGUgcmVzZXJ2 ZWQgZmllbGRzIGJlIHVuaW9uZWQNCj4gPj4gd2l0aD8gQW5kIHN1cmVseSB0aGV5IGFyZSBubyBs b25nZXIgcmVzZXJ2ZWQgaW4gdGhhdCBjYXNlPw0KPiA+DQo+ID4gSW4gY2FzZSB5b3Ugd2FudCB0 byBrZWVwIHRoZSBzdHJ1Y3R1cmUgc2l6ZSB0aGUgc2FtZSBmb3IgZnV0dXJlDQo+ID4gZXhwYW5z aW9uIGFuZCB0aGUgZXhwYW5zaW9uIG9ubHkgaGFwcGVucyB2aWEgdGhlIHVuaW9uLCB5b3UnZCBh ZGQgc29tZQ0KPiA+IHBhZGRpbmcgaW4gdGhlcmUganVzdCBpbiBjYXNlLiBXZSBkbyB0aGlzIGZv ciBzdHJ1Y3Qgc2lnaW5mbyB3aXRoIGFuDQo+ID4gX3NpX3BhZFtdIGFycmF5IGluIHRoZSB1bmlv bi4NCj4gPg0KPiANCj4gQWggSSBzZWUgd2hhdCB5b3UgbWVhbi4gSW4gdGhpcyBjYXNlICJwYWRk aW5nIiBpcyBqdXN0IGEgc2l6ZXIgdG8gZW5zdXJlDQo+IHRoYXQgZmxhZ3MgaXMgYWx3YXlzIHRo ZSBzYW1lIGFsaWdubWVudCAtIGl0J3Mgbm90IGludGVuZGVkIHRvIGJlIHVzZWQuDQo+IEFzIEkg bm90ZWQgcHJldmlvdXNseSB0aG91Z2ggaXQncyBjb21wbGV0ZWx5IHBvaW50bGVzcyBhcyB0aGlz IG9ubHkgb24NCj4gYXJtNjQgYW5kIGV2ZW4gMzIgYml0IEFybSB3b3VsZCBuYXR1cmFsbHkgYWxp Z24gdGhlIGZvbGxvd2luZyBfX3U2NC4NCg0KSXQgaXMgbmljZSB0byBiZSBleHBsaWNpdCB0aG91 Z2guDQpZb3UgYWxzbyBoYXZlIHRoZSBwcm9ibGVtIHRoYXQgYSAzMmJpdCAoTEUpIGFwcGxpY2F0 aW9uIHdvdWxkIGxlYXZlIHRoZQ0KaGlnaCBiaXRzIG9mIHRoZSB1c2VyIGFkZHJlc3MgdW5kZWZp bmVkLg0KDQpBbGwgbW9vdCBhbmQgcG9pbnRsZXNzIGlmIDY0Yml0IG9ubHkgdGhvdWdoLg0KDQoJ RGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5IFJvYWQsIE1v dW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRpb24gTm86IDEz OTczODYgKFdhbGVzKQ0K