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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 82BB2C433EF for ; Sat, 2 Jul 2022 10:32:43 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232072AbiGBKcl (ORCPT ); Sat, 2 Jul 2022 06:32:41 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:50064 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229592AbiGBKck (ORCPT ); Sat, 2 Jul 2022 06:32:40 -0400 Received: from eu-smtp-delivery-151.mimecast.com (eu-smtp-delivery-151.mimecast.com [185.58.85.151]) by lindbergh.monkeyblade.net (Postfix) with ESMTP id F37EFE08C for ; Sat, 2 Jul 2022 03:32:37 -0700 (PDT) Received: from AcuMS.aculab.com (156.67.243.121 [156.67.243.121]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id uk-mta-190-fq6De5EYPjGIl__1gGDL3A-1; Sat, 02 Jul 2022 11:32:34 +0100 X-MC-Unique: fq6De5EYPjGIl__1gGDL3A-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 15.0.1497.36; Sat, 2 Jul 2022 11:32:34 +0100 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.036; Sat, 2 Jul 2022 11:32:34 +0100 From: David Laight To: 'Dave Hansen' , Fenghua Yu , Thomas Gleixner , Borislav Petkov , "Dave Hansen" , Ingo Molnar , "Tony Luck" CC: x86 , linux-kernel Subject: RE: [PATCH] x86/split_lock: Enable the split lock detect feature on Raptor Lake P and Alder Lake N CPUs Thread-Topic: [PATCH] x86/split_lock: Enable the split lock detect feature on Raptor Lake P and Alder Lake N CPUs Thread-Index: AQHYjVXuNM4DSSBMSUWftbPmvnvuSa1q4dRA Date: Sat, 2 Jul 2022 10:32:33 +0000 Message-ID: References: <20220701131958.687066-1-fenghua.yu@intel.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 RnJvbTogRGF2ZSBIYW5zZW4NCj4gU2VudDogMDEgSnVseSAyMDIyIDE1OjIwDQo+IA0KPiBPbiA3 LzEvMjIgMDY6MTksIEZlbmdodWEgWXUgd3JvdGU6DQo+ID4gVGhlc2UgQ1BVIG1vZGVscyBzdXBw b3J0IHRoZSBzcGxpdCBsb2NrIGRldGVjdCBmZWF0dXJlLiBBZGQgdGhlbSB0bw0KPiA+IHRoZSB4 ODZfY3B1X2lkcyBtYXRjaCB0YWJsZS4NCj4gDQo+IFdoZW4gaXMgdGhlcmUgZ29pbmcgdG8gYmUg YXJjaGl0ZWN0dXJhbCBkZXRlY3Rpb24gZm9yIHRoaXMgZmVhdHVyZT8gIE9yLA0KPiBpcyB0aGUg cGxhbiB0byBqdXN0IGtlZXAgYWRkaW5nIENQVXMgdG8gdGhpcyB0YWJsZSBhcyB0aGV5IGFyZSBh dmFpbGFibGUuDQoNCkkgc2F3IHRoYXQgYXMgd2VsbCwgaXQgcmVhbGx5IGRvZXNuJ3Qgc2NhbGUg YXQgYWxsLg0KDQpJc24ndCBpdCB1c3VhbCBmb3IgdGhlIGZsYWcgdG8gbm90IGJlIHNldHRhYmxl IG9uIG9sZCBjcHU/DQoNCkluIGFueSBjYXNlIHRoZSBmbGFnIGNvdWxkIGJlIHNldCBhbmQgdGhl biBhICdzcGxpdCBsb2NrJw0KdHJhbnNmZXIgYW5kIHNlZSBpZiBpdCBmYXVsdHMuDQoNCk9UT0gg d2h5IGJvdGhlciB3aXRoIHRoZSB0ZXN0Pw0KVW5sZXNzIHlvdSB3YW50IHRvIHJlcG9ydCB0aGF0 IHRoZSAnc3BsaXQgbG9jaycgZGV0ZWN0aW9uDQpkb2Vzbid0IHdvcms/DQoNCk9yIGRpZCBJbnRl bCByZWFsbHkgc2NyZXcgdGhpcyB1cCBhbmQgdXNlIGEgZmxhZyB0aGF0IGhhcw0Kc29tZSBvdGhl ciB1bmRlc2lyYWJsZSBlZmZlY3Qgb24gKGF0IGxlYXN0IHNvbWUpIG9sZGVyIGNwdS4NCg0KCURh dmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxleSBSb2FkLCBNb3Vu dCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0aW9uIE5vOiAxMzk3 Mzg2IChXYWxlcykNCg==