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 AA625C04FF3 for ; Mon, 24 May 2021 12:38:29 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 81A02613B0 for ; Mon, 24 May 2021 12:38:29 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232664AbhEXMjz (ORCPT ); Mon, 24 May 2021 08:39:55 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([185.58.85.151]:48583 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232515AbhEXMjx (ORCPT ); Mon, 24 May 2021 08:39:53 -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-136-zm-lfFzsPZO-pC4i18khew-1; Mon, 24 May 2021 13:38:22 +0100 X-MC-Unique: zm-lfFzsPZO-pC4i18khew-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; Mon, 24 May 2021 13:38:19 +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; Mon, 24 May 2021 13:38:19 +0100 From: David Laight To: 'Steven Price' , Amanieu d'Antras CC: Arnd Bergmann , Ryan Houdek , Catalin Marinas , Will Deacon , Mark Rutland , Mark Brown , "Linux ARM" , Linux Kernel Mailing List Subject: RE: [RESEND PATCH v4 8/8] arm64: Allow 64-bit tasks to invoke compat syscalls Thread-Topic: [RESEND PATCH v4 8/8] arm64: Allow 64-bit tasks to invoke compat syscalls Thread-Index: AQHXUI7V2V8LHoAybE2lBVUPxoeiSarykJcA Date: Mon, 24 May 2021 12:38:19 +0000 Message-ID: References: <20210518090658.9519-1-amanieu@gmail.com> <20210518090658.9519-9-amanieu@gmail.com> <14982d7d-bee1-6c25-8b18-123c29959f52@arm.com> <1c2bd27a-1c96-f154-ed18-f33630b109b1@arm.com> <419f410f-21b3-a4c6-3cd8-025007e9c31e@arm.com> In-Reply-To: <419f410f-21b3-a4c6-3cd8-025007e9c31e@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 RnJvbTogU3RldmVuIFByaWNlDQo+IFNlbnQ6IDI0IE1heSAyMDIxIDEyOjIxDQouLi4NCj4gU28g YSAiZ2VuZXJpYyIgd2F5IG9mIHJlcXVlc3RlZCB0aGUga2VybmVsIGxpbWl0IHRoZSBhZGRyZXNz IHNwYWNlIGZvcg0KPiBhbGxvY2F0aW9ucyB3b3VsZCBiZSBwb3RlbnRpYWxseSB1c2VmdWwgZm9y IG90aGVyIHB1cnBvc2VzLiBBZGRpbmcgYSBuZXcNCj4gc3lzY2FsbCBmb3IgdGhpcyBwdXJwb3Nl IHdvdWxkIGJlIHNlbnNpYmxlLiBXZSBhbHJlYWR5IGhhdmUgKGF0IGxlYXN0KQ0KPiB0d28gImhh Y2tzIiBpbiBtbWFwIGZvciBjb250cm9sbGluZyB0aGUgYWRkcmVzcyByYW5nZSB0aGF0IGNhbiBi ZSB1c2VkOg0KPiANCj4gICogTUFQXzMyQklUIC0geDg2IG9ubHksIGFuZCByZWFsbHkgIjMxIGJp dCINCj4gDQo+ICAqIFByb3ZpZGluZyBhIG1tYXAoKSBoaW50IHdpdGggdGhlIHRvcCBiaXRzIHNl dCB0byBvcHQtaW4gdG8gNTItYml0IFZBcy4NCj4gDQo+IEEgd2VsbCBkZWZpbmVkIG1lY2hhbmlz bSBmb3IgY29udHJvbGxpbmcgdGhlIHZhbGlkIFZBIHJhbmdlIGZvcg0KPiBhbGxvY2F0aW9ucyB3 b3VsZCBiZSBtdWNoIGJldHRlciB0aGFuIGFkZGluZyBtb3JlIGhhY2tzIC0gYW5kIGJvbnVzDQo+ IHBvaW50cyBpZiBpdCB3b3JrcyBmb3IgYWxsIHRoZSBkaWZmZXJlbnQgdHlwZXMgb2YgYWxsb2Nh dGlvbiB1bmxpa2UgdGhlDQo+IGFib3ZlLg0KDQpJJ2QgaGF2ZSB0aG91Z2h0IGEgJ01BUF9CRUxP VycgZmxhZyAoY2YgTUFQX0ZJWEVEKSB3b3VsZCBzdWZmaWNlLg0KSSdtIHNvcnQgb2Ygc3VycHJp c2VkIE1BUF8zMkJJVCB3YXNuJ3QgaW1wbGVtZW50ZWQgdGhhdCB3YXkuDQonbWFuIG1tYXAnIHNh eXMgTUFQXzMyQklUIHdhcyBhZGRlZCBmb3IgeDY0IHRocmVhZCBzdGFja3MgLSBJIHRob3VnaA0K dGhlIHJlcXVpcmVtZW50IGNhbiBmcm9tIDMyYml0IHdpbmUgKHdpbmRvd3MgaGFzIGEgMkcgdXNl ci9rZXJuZWwgYm91bmRhcnkpLg0KDQoJRGF2aWQNCg0KLQ0KUmVnaXN0ZXJlZCBBZGRyZXNzIExh a2VzaWRlLCBCcmFtbGV5IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRvbiBLZXluZXMsIE1LMSAxUFQs IFVLDQpSZWdpc3RyYXRpb24gTm86IDEzOTczODYgKFdhbGVzKQ0K