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 18D03E95A67 for ; Sun, 8 Oct 2023 08:55:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1344544AbjJHIzJ (ORCPT ); Sun, 8 Oct 2023 04:55:09 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59644 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344509AbjJHIzI (ORCPT ); Sun, 8 Oct 2023 04:55:08 -0400 Received: from mgamail.intel.com (mgamail.intel.com [134.134.136.31]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B63F1C5 for ; Sun, 8 Oct 2023 01:55:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1696755306; x=1728291306; h=from:to:cc:subject:date:message-id:in-reply-to: references; bh=fg15z7C0Ds/CR/5uFP/gDGO+WpHuVd96XbJUma4TjEo=; b=UiAAdDGFeFTNkNx4M4R1ycQ1k4037lpNULKWDrO/b9i70wgNZJdIjZ6p CUajA4V45TD3WRW0sw9zzG/6nm6XBhC6CD2AvGTy31ZVDDIWzQdTEnWRR /QWEBJf7fuI0mXYvRQplMY+eZIkbnLC8a+9A81EqppEcKS4kQON/iHKtO z00wUYDkKKHjY3aQk7pSchd3WrofE5030SJhAnAQkOw4a/whkKeXg4eng cIQq51wNy4ER5GYMtU45KfqlWhIspqc5+dizXIwoeT4bZ5S4ctZkz/2fR 089CnMnPbaP3lzVdpt7Zb9mu7vEsXAEamxfN6FnmaL5y75c0qfg1W9qif A==; X-IronPort-AV: E=McAfee;i="6600,9927,10856"; a="448178189" X-IronPort-AV: E=Sophos;i="6.03,207,1694761200"; d="scan'208";a="448178189" Received: from fmsmga003.fm.intel.com ([10.253.24.29]) by orsmga104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Oct 2023 01:55:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10856"; a="843379542" X-IronPort-AV: E=Sophos;i="6.03,207,1694761200"; d="scan'208";a="843379542" Received: from qiuxu-clx.sh.intel.com ([10.239.53.109]) by fmsmga003-auth.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Oct 2023 01:55:03 -0700 From: Qiuxu Zhuo To: tglx@linutronix.de Cc: arjan@linux.intel.com, bp@alien8.de, chang.seok.bae@intel.com, linux-kernel@vger.kernel.org, nik.borisov@suse.com, x86@kernel.org, qiuxu.zhuo@intel.com Subject: Re: [patch V4 00/30] x86/microcode: Cleanup and late loading enhancements Date: Sun, 8 Oct 2023 16:54:56 +0800 Message-Id: <20231008085456.71646-1-qiuxu.zhuo@intel.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20231002115506.217091296@linutronix.de> References: <20231002115506.217091296@linutronix.de> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Thomas, > ... > > The series is also available from git: > > git://git.kernel.org/pub/scm/linux/kernel/git/tglx/devel.git ucode-v4 > ... Test Result (same as ucode-v3) ------------------------------ Tested 'ucode-v4' on an Intel Sapphire Rapids server that both early load and late load worked well. For more details, please refer to the test below: Tested Machine -------------- Intel Sapphire Rapids server with 2 sockets, each containing 48 cores, resulting in a total of 192 threads. Microcodes ---------- a) Microcode revisison of CPU : 0xab000130 b) Microcode revision in the initramfs : 0xab000140 // for early load c) Microcode revision in /lib/firmware/intel-ucode/* : 0xab000160 // for late load [ Microcode b) & c) headers both contain minirev 0x2b0000a1. ] Dmesg log --------- // Early load OK. [ 0.000000] microcode: updated early: 0xab000130 -> 0xab000140, date = 2022-11-04 ... [ 20.215653] microcode: Microcode Update Driver: v2.2. ... // Late load OK. [ 27.596822] microcode: Updated to revision 0xab000160, date = 2022-11-16 [ 27.606848] microcode: load: updated on 96 primary CPUs with 96 siblings [ 27.614789] microcode: revision: 0xab000140 -> 0xab000160 Thanks! -Qiuxu