From mboxrd@z Thu Jan 1 00:00:00 1970 Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753046AbeAOFnl (ORCPT + 1 other); Mon, 15 Jan 2018 00:43:41 -0500 Received: from out30-131.freemail.mail.aliyun.com ([115.124.30.131]:36010 "EHLO out30-131.freemail.mail.aliyun.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750826AbeAOFnk (ORCPT ); Mon, 15 Jan 2018 00:43:40 -0500 X-Alimail-AntiSpam: AC=CONTINUE;BC=0.1789457|-1;CH=green;FP=0|0|0|0|0|-1|-1|-1;HT=e01e04400;MF=zhang.jia@linux.alibaba.com;NM=1;PH=DS;RN=7;RT=7;SR=0;TI=SMTPD_---0SwbUBTv_1515995013; From: Jia Zhang To: tony.luck@intel.com, bp@alien8.de Cc: mingo@redhat.com, hpa@zytor.com, tglx@linutronix.de, x86@kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 0/2] x86/microcode/intel: Extend BDW late-loading with platform id and LLC check Date: Mon, 15 Jan 2018 13:43:21 +0800 Message-Id: <1515995003-113069-1-git-send-email-zhang.jia@linux.alibaba.com> X-Mailer: git-send-email 1.8.3.1 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Return-Path: The fix further reduces the impact for the BDW model which has to launch a machine reset in order to run microcode update in BIOS. This point is important for some vendors without the concern about machine reboot in order to fix up Spectre v2. Jia Zhang (2): x86/intel: introduce platform_id x86/microcode/intel: Extend BDW late-loading with platform id and LLC check arch/x86/include/asm/processor.h | 1 + arch/x86/kernel/cpu/intel.c | 7 +++++++ arch/x86/kernel/cpu/microcode/intel.c | 16 ++++++++++++++-- 3 files changed, 22 insertions(+), 2 deletions(-)