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[209.132.180.67]) by mx.google.com with ESMTP id u184si7055305pgd.675.2018.01.18.17.03.54; Thu, 18 Jan 2018 17:04:08 -0800 (PST) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755256AbeASBDP convert rfc822-to-8bit (ORCPT + 99 others); Thu, 18 Jan 2018 20:03:15 -0500 Received: from mga14.intel.com ([192.55.52.115]:48662 "EHLO mga14.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750784AbeASBDK (ORCPT ); Thu, 18 Jan 2018 20:03:10 -0500 X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from fmsmga005.fm.intel.com ([10.253.24.32]) by fmsmga103.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 18 Jan 2018 17:03:10 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.46,379,1511856000"; d="scan'208";a="196784474" Received: from orsmsx101.amr.corp.intel.com ([10.22.225.128]) by fmsmga005.fm.intel.com with ESMTP; 18 Jan 2018 17:03:10 -0800 Received: from orsmsx110.amr.corp.intel.com ([169.254.10.139]) by ORSMSX101.amr.corp.intel.com ([169.254.8.88]) with mapi id 14.03.0319.002; Thu, 18 Jan 2018 17:03:09 -0800 From: "Luck, Tony" To: Jia Zhang , "bp@alien8.de" CC: "hmh@hmh.eng.br" , "mingo@redhat.com" , "hpa@zytor.com" , "tglx@linutronix.de" , "x86@kernel.org" , "linux-kernel@vger.kernel.org" Subject: RE: [PATCH v3] x86/microcode/intel: Extend BDW late-loading with LLC size check Thread-Topic: [PATCH v3] x86/microcode/intel: Extend BDW late-loading with LLC size check Thread-Index: AQHTkLwdiVB3uvQnRU2PZaMNPGpNQ6N6X/ww Date: Fri, 19 Jan 2018 01:03:09 +0000 Message-ID: <3908561D78D1C84285E8C5FCA982C28F7B346404@ORSMSX110.amr.corp.intel.com> References: <1516321542-31161-1-git-send-email-zhang.jia@linux.alibaba.com> In-Reply-To: <1516321542-31161-1-git-send-email-zhang.jia@linux.alibaba.com> Accept-Language: en-US Content-Language: en-US X-MS-Has-Attach: X-MS-TNEF-Correlator: x-titus-metadata-40: eyJDYXRlZ29yeUxhYmVscyI6IiIsIk1ldGFkYXRhIjp7Im5zIjoiaHR0cDpcL1wvd3d3LnRpdHVzLmNvbVwvbnNcL0ludGVsMyIsImlkIjoiNzEyMjk3MWQtZTA0ZC00ZjgyLWFmMmYtN2ZjYjEzNzRmYTdiIiwicHJvcHMiOlt7Im4iOiJDVFBDbGFzc2lmaWNhdGlvbiIsInZhbHMiOlt7InZhbHVlIjoiQ1RQX05UIn1dfV19LCJTdWJqZWN0TGFiZWxzIjpbXSwiVE1DVmVyc2lvbiI6IjE3LjIuNS4xOCIsIlRydXN0ZWRMYWJlbEhhc2giOiJ4UFp2OWlYWXBBeVVoNTVJMjlIV3p0YjJZTnZZOGhkdHEzd2xOWEpiWmtwaGVucEVPYnN1NmJaTlJHcVlRcjRiIn0= x-ctpclassification: CTP_NT dlp-product: dlpe-windows dlp-version: 11.0.0.116 dlp-reaction: no-action x-originating-ip: [10.22.254.139] Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 8BIT MIME-Version: 1.0 Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org if (c->x86 == 6 && c->x86_model == INTEL_FAM6_BROADWELL_X && c->x86_mask == 0x01 && + llc_size_per_core > 2621440 && c->microcode < 0x0b000021) { pr_err_once("Erratum BDF90: late loading with revision < 0x0b000021 (0x%x) disabled.\n", c->microcode); pr_err_once("Please consider either early loading through initrd/built-in or a potential BIOS update.\n"); This version looks good to me. Acked-by: Tony Luck