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 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 2F34AC432C0 for ; Thu, 21 Nov 2019 22:29:45 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id ED80A206D7 for ; Thu, 21 Nov 2019 22:29:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726634AbfKUW3o (ORCPT ); Thu, 21 Nov 2019 17:29:44 -0500 Received: from mga07.intel.com ([134.134.136.100]:49227 "EHLO mga07.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726329AbfKUW3n (ORCPT ); Thu, 21 Nov 2019 17:29:43 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga105.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 21 Nov 2019 14:29:43 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.69,227,1571727600"; d="scan'208";a="259515670" Received: from orsmsx106.amr.corp.intel.com ([10.22.225.133]) by FMSMGA003.fm.intel.com with ESMTP; 21 Nov 2019 14:29:42 -0800 Received: from orsmsx155.amr.corp.intel.com (10.22.240.21) by ORSMSX106.amr.corp.intel.com (10.22.225.133) with Microsoft SMTP Server (TLS) id 14.3.439.0; Thu, 21 Nov 2019 14:29:42 -0800 Received: from orsmsx115.amr.corp.intel.com ([169.254.4.121]) by ORSMSX155.amr.corp.intel.com ([169.254.7.211]) with mapi id 14.03.0439.000; Thu, 21 Nov 2019 14:29:41 -0800 From: "Luck, Tony" To: Andy Lutomirski CC: Peter Zijlstra , Ingo Molnar , "Yu, Fenghua" , Thomas Gleixner , Ingo Molnar , Borislav Petkov , H Peter Anvin , "Raj, Ashok" , "Shankar, Ravi V" , linux-kernel , x86 Subject: RE: [PATCH v10 6/6] x86/split_lock: Enable split lock detection by kernel parameter Thread-Topic: [PATCH v10 6/6] x86/split_lock: Enable split lock detection by kernel parameter Thread-Index: AQHVoA1uR0NpEjA1wUmtm7eAgTQzs6eVqSUAgAB0jYCAAAPEAIAAChQAgACPToD//3rs4A== Date: Thu, 21 Nov 2019 22:29:41 +0000 Message-ID: <3908561D78D1C84285E8C5FCA982C28F7F4DC167@ORSMSX115.amr.corp.intel.com> References: <20191121215126.GA9075@agluck-desk2.amr.corp.intel.com> <159DB397-87E2-435D-9F33-067FF9296ADC@amacapital.net> In-Reply-To: <159DB397-87E2-435D-9F33-067FF9296ADC@amacapital.net> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiYmFjNTRmZjgtNDBmYS00MDI5LWJkMzgtMmQ0ZGEzNDNhOTkwIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjEwLjE4MDQuNDkiLCJUcnVzdGVkTGFiZWxIYXNoIjoiS1paY29aMjdmWlwvb1hoRUhtRFY0XC9qTEFSbmxwbGFqdVVKaU1xZVBxd1dDNFYxNzZkOTdWSTVxME40VEdVN0pyIn0= x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.2.0.6 dlp-reaction: no-action x-originating-ip: [10.22.254.140] Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org PiBJdCB3b3VsZCBiZSByZWFsbHksIHJlYWxseSBuaWNlIGlmIHdlIGNvdWxkIHBhc3MgdGhpcyBm ZWF0dXJlIHRocm91Z2ggdG8gYSBWTS4gQ2FuIHdlPw0KDQpJdCdzIGhhcmQgYmVjYXVzZSB0aGUg TVNSIGlzIGNvcmUgc2NvcGVkIHJhdGhlciB0aGFuIHRocmVhZCBzY29wZWQuICBTbyBvbiBhbiBI VA0KZW5hYmxlZCBzeXN0ZW0gYSBwYWlyIG9mIGxvZ2ljYWwgcHJvY2Vzc29ycyBnZXRzIGVuYWJs ZWQvZGlzYWJsZWQgdG9nZXRoZXIuDQoNCi1Ub255DQo=