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=-0.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED 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 7DFE9ECE588 for ; Tue, 15 Oct 2019 10:48:42 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 5EA02217F9 for ; Tue, 15 Oct 2019 10:48:42 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727645AbfJOKsk (ORCPT ); Tue, 15 Oct 2019 06:48:40 -0400 Received: from eu-smtp-delivery-151.mimecast.com ([207.82.80.151]:25387 "EHLO eu-smtp-delivery-151.mimecast.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726054AbfJOKsj (ORCPT ); Tue, 15 Oct 2019 06:48:39 -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-4-OcvsGto7M5O-CokwjfVoxg-1; Tue, 15 Oct 2019 11:48:35 +0100 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; Tue, 15 Oct 2019 11:48:35 +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; Tue, 15 Oct 2019 11:48:35 +0100 From: David Laight To: 'Arnd Bergmann' , "S, Shirish" CC: Nick Desaulniers , "Wentland, Harry" , "Deucher, Alexander" , "yshuiv7@gmail.com" , "andrew.cooper3@citrix.com" , clang-built-linux , Matthias Kaehlcke , "S, Shirish" , "Zhou, David(ChunMing)" , "Koenig, Christian" , amd-gfx list , LKML Subject: RE: AMDGPU and 16B stack alignment Thread-Topic: AMDGPU and 16B stack alignment Thread-Index: AQHVgyjgGlq8x7ABFEya7CGn/JANAKdbg66A Date: Tue, 15 Oct 2019 10:48:35 +0000 Message-ID: <309b52a1c174410f8c6c14fe69c32e51@AcuMS.aculab.com> References: <9e4d6378-5032-8521-13a9-d9d9519d07de@amd.com> In-Reply-To: Accept-Language: en-GB, en-US Content-Language: 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-MC-Unique: OcvsGto7M5O-CokwjfVoxg-1 X-Mimecast-Spam-Score: 0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: base64 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org RnJvbTogQXJuZCBCZXJnbWFubg0KPiBTZW50OiAxNSBPY3RvYmVyIDIwMTkgMDg6MTkNCj4gDQo+ IE9uIFR1ZSwgT2N0IDE1LCAyMDE5IGF0IDk6MDggQU0gUywgU2hpcmlzaCA8c3NoYW5rYXJAYW1k LmNvbT4gd3JvdGU6DQo+ID4gT24gMTAvMTUvMjAxOSAzOjUyIEFNLCBOaWNrIERlc2F1bG5pZXJz IHdyb3RlOg0KPiANCj4gPiBNeSBnY2MgYnVpbGQgZmFpbHMgd2l0aCBiZWxvdyBlcnJvcnM6DQo+ ID4NCj4gPiBkY25fY2FsY3MuYzoxOjA6IGVycm9yOiAtbXByZWZlcnJlZC1zdGFjay1ib3VuZGFy eT0zIGlzIG5vdCBiZXR3ZWVuIDQgYW5kIDEyDQo+ID4NCj4gPiBkY25fY2FsY19tYXRoLmM6MTow OiBlcnJvcjogLW1wcmVmZXJyZWQtc3RhY2stYm91bmRhcnk9MyBpcyBub3QgYmV0d2VlbiA0IGFu ZCAxMg0KPiA+DQo+ID4gV2hpbGUgR1BGIG9ic2VydmVkIG9uIGNsYW5nIGJ1aWxkcyBzZWVtIHRv IGJlIGZpeGVkLg0KPiANCj4gT2ssIHNvIGl0IHNlZW1zIHRoYXQgZ2NjIGluc2lzdHMgb24gaGF2 aW5nIGF0IGxlYXN0IDJeNCBieXRlcyBzdGFjaw0KPiBhbGlnbm1lbnQgd2hlbg0KPiBTU0UgaXMg ZW5hYmxlZCBvbiB4ODYtNjQsIGJ1dCBkb2VzIG5vdCBhY3R1YWxseSByZWx5IG9uIHRoYXQgZm9y DQo+IGNvcnJlY3Qgb3BlcmF0aW9uDQo+IHVubGVzcyBpdCdzIHVzaW5nIHNzZTIuIFNvIC1tc3Nl IGFsd2F5cyBoYXMgdG8gYmUgcGFpcmVkIHdpdGgNCj4gIC1tcHJlZmVycmVkLXN0YWNrLWJvdW5k YXJ5PTMuDQo+IA0KPiBGb3IgY2xhbmcsIGl0IHNvdW5kcyBsaWtlIHRoZSBvcHBvc2l0ZSBpcyB0 cnVlOiB3aGVuIHBhc3NpbmcgMTYgYnl0ZQ0KPiBzdGFjayBhbGlnbm1lbnQNCj4gYW5kIGhhdmlu ZyBzc2Uvc3NlMiBlbmFibGVkLCBpdCByZXF1aXJlcyB0aGUgaW5jb21pbmcgc3RhY2sgdG8gYmUg MTYNCj4gYnl0ZSBhbGlnbmVkLA0KPiBidXQgcGFzc2luZyA4IGJ5dGUgYWxpZ25tZW50IG1ha2Vz IGl0IGRvIHRoZSByaWdodCB0aGluZy4NCj4gDQo+IFNvLCBzaG91bGQgd2UganVzdCBhbHdheXMg cGFzcyAkKGNhbGwgY2Mtb3B0aW9uLCAtbXByZWZlcnJlZC1zdGFjay1ib3VuZGFyeT00KQ0KPiB0 byBnZXQgdGhlIGRlc2lyZWQgb3V0Y29tZSBvbiBib3RoPw0KDQpJdCBwcm9iYWJseSB3b24ndCBz b2x2ZSB0aGUgcHJvYmxlbS4NCllvdSBuZWVkIHRvIGZpbmQgYWxsIHRoZSBhc20gYmxvY2tzIHRo YXQgY2FsbCBiYWNrIGludG8gQyBhbmQgZW5zdXJlIHRoZXkNCm1haW50YWluIHRoZSByZXF1aXJl ZCBzdGFjayBhbGlnbm1lbnQuDQpUaGlzIG1pZ2h0IGJlIHBvc3NpYmxlIGluIHRoZSBrZXJuZWws IGJ1dCBpcyBhbG1vc3QgaW1wb3NzaWJsZSBpbiB1c2Vyc3BhY2UuDQoNCklTVFIgdGhhdCBnY2Mg YXJiaXRyYXJpbHkgY2hhbmdlZCB0aGUgc3RhY2sgYWxpZ25tZW50IGZvciBpMzg2IGEgZmV3IHll YXJzIGFnby4NCldoaWxlIGl0IGhlbHBlZCBjb2RlIGdlbmVyYXRpb24gaXQgYnJva2UgYSBsb3Qg b2YgdGhpbmdzLg0KSSBjYW4ndCByZW1lbWJlciB0aGUgY29ycmVjdCBzZXQgb2Ygb3B0aW9ucyB0 byBnZXQgdGhlIHN0YWNrIGFsaWdubWVudA0KY29kZSBhZGRlZCBvbmx5IHdoZXJlIGl0IHdhcyBu ZWVkZWQgKGdlbmVyYXRlcyBhIGRvdWJsZSAlYnAgZnJhbWUpLg0KDQoJRGF2aWQNCg0KLQ0KUmVn aXN0ZXJlZCBBZGRyZXNzIExha2VzaWRlLCBCcmFtbGV5IFJvYWQsIE1vdW50IEZhcm0sIE1pbHRv biBLZXluZXMsIE1LMSAxUFQsIFVLDQpSZWdpc3RyYXRpb24gTm86IDEzOTczODYgKFdhbGVzKQ0K