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 215C5C433F5 for ; Wed, 9 Mar 2022 13:38:00 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233215AbiCINi4 (ORCPT ); Wed, 9 Mar 2022 08:38:56 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:41200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232588AbiCINiz (ORCPT ); Wed, 9 Mar 2022 08:38:55 -0500 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 266C94C419 for ; Wed, 9 Mar 2022 05:37:55 -0800 (PST) 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-144-UXgOpunAMRSZMlNG3aOzdg-1; Wed, 09 Mar 2022 13:37:52 +0000 X-MC-Unique: UXgOpunAMRSZMlNG3aOzdg-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 15.0.1497.28; Wed, 9 Mar 2022 13:37:50 +0000 Received: from AcuMS.Aculab.com ([fe80::994c:f5c2:35d6:9b65]) by AcuMS.aculab.com ([fe80::994c:f5c2:35d6:9b65%12]) with mapi id 15.00.1497.028; Wed, 9 Mar 2022 13:37:50 +0000 From: David Laight To: 'Josh Poimboeuf' , Peter Zijlstra CC: "x86@kernel.org" , "joao@overdrivepizza.com" , "hjl.tools@gmail.com" , "andrew.cooper3@citrix.com" , "linux-kernel@vger.kernel.org" , "ndesaulniers@google.com" , "keescook@chromium.org" , "samitolvanen@google.com" , "mark.rutland@arm.com" , "alyssa.milburn@intel.com" , "mbenes@suse.cz" , "rostedt@goodmis.org" , "mhiramat@kernel.org" , "alexei.starovoitov@gmail.com" Subject: RE: [PATCH v4 00/45] x86: Kernel IBT Thread-Topic: [PATCH v4 00/45] x86: Kernel IBT Thread-Index: AQHYM4LxCfkzaUw3o020v7uo0T//Qqy3DG6A Date: Wed, 9 Mar 2022 13:37:50 +0000 Message-ID: References: <20220308153011.021123062@infradead.org> <20220308200614.gyhp657bdq3rxapl@treble> <20220309065718.e4k2el2mlqn23yh2@treble> In-Reply-To: <20220309065718.e4k2el2mlqn23yh2@treble> 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 RnJvbTogSm9zaCBQb2ltYm9ldWYNCj4gU2VudDogMDkgTWFyY2ggMjAyMiAwNjo1Nw0KPiANCj4g T24gVHVlLCBNYXIgMDgsIDIwMjIgYXQgMTI6MDY6MThQTSAtMDgwMCwgSm9zaCBQb2ltYm9ldWYg d3JvdGU6DQo+ID4gQXMgdGFsa2VkIGFib3V0IG9uIElSQyB0aGVyZSBhcmUgc3RpbGwgYSBmZXcg b3V0c3RhbmRpbmcgaXNzdWVzLCB0aGF0DQo+ID4gSSdtIGZpbmUgd2l0aCBmaXhpbmcgYWZ0ZXIg dGhlIG1lcmdlIHdpbmRvdyBkdXJpbmcgdGhlIHVwY29taW5nIC1uZXh0DQo+ID4gY3ljbGU6DQo+ ID4NCj4gPiAtIHhlbiBoeXBlcmNhbGwgcGFnZSBmdW5jdGlvbnMgbmVlZCAncmV0JyAtIChJIHRo aW5rIHlvdSBhbHJlYWR5IGZpeGVkKQ0KPiA+DQo+ID4gLSB3aHkgZG9uJ3QgdW5yZWFjaGFibGVz IG5lZWQgdG8gZmlsbCB1cCB0aGUgZW50aXJlIHN5bSBob2xlPw0KPiA+DQo+ID4gLSBnZXQgcmlk IG9mIHRoZSAnY19maWxlJyBoYWNrDQo+ID4NCj4gPiAtIGltcHJvdmUgY21kbGluZSBvcHRpb24g aW50dWl0aXZlLW5lc3MNCj4gPg0KPiA+IC0gcHJvcGVybHkgaW50ZWdyYXRlIHRoZSByZXRwb2xp bmUgImRlbW90aW9uIiB3aXRoIHRoZSBuZXcgU3BlY3RyZSBCSEkNCj4gPiAgIHJlbGF0ZWQgcGF0 Y2hlcyAtIHByb2JhYmx5IHN0aWxsIG5lZWRzIG1vcmUgZGlzY3Vzc2lvbiAtIGZvciBleGFtcGxl DQo+ID4gICB3ZSBtaWdodCBpbnN0ZWFkIHdhbnQgdG8gZGlzYWJsZSBJQlQgYW5kIHdhcm4NCj4g DQo+IE9uZSBtb3JlOg0KPiANCj4gLSBDaGFuZ2luZyBvYmp0b29sIHNob3VsZCBmb3JjZSBhIHZt bGludXggcmUtbGluay4NCg0KSSdtIHdvbmRlcmluZyB3aGF0IGFjdHVhbGx5IGhhcHBlbnMgdG8g bG9hZGFibGUgbW9kdWxlcz8NCg0KRXNwZWNpYWxseSB0aG9zZSBidWlsdCAnb3V0IG9mIHRyZWUn LA0KcG90ZW50aWFsbHkgd2l0aCBhIGRpZmZlcmVudCBjb21waWxlciwNCmFuZCBtYXliZSBjb250 YWluaW5nIGJpbmFyeSAnYmxvYnMnLg0KDQpUaGUgcmVxdWlyZW1lbnQgdG8gcnVuIHByb2dyYW1z IG9uIG9sZCBkaXN0cmlidXRpb25zIG1lYW5zDQp0aGF0IHRoaW5ncyBnZXQgY29tcGlsZWQgd2l0 aCBxdWl0ZSBvbGQgdmVyc2lvbnMgb2YgZ2NjLg0KRm9yIGluc3RhbmNlIFJIRUw3IGlzIGdjYyA0 LjguNS4NCg0KCURhdmlkDQoNCi0NClJlZ2lzdGVyZWQgQWRkcmVzcyBMYWtlc2lkZSwgQnJhbWxl eSBSb2FkLCBNb3VudCBGYXJtLCBNaWx0b24gS2V5bmVzLCBNSzEgMVBULCBVSw0KUmVnaXN0cmF0 aW9uIE5vOiAxMzk3Mzg2IChXYWxlcykNCg==