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=-7.2 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED, USER_AGENT_SANE_1 autolearn=ham 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 6CD45C433FF for ; Thu, 8 Aug 2019 01:21:31 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 48C822184E for ; Thu, 8 Aug 2019 01:21:31 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S2389647AbfHHBVa (ORCPT ); Wed, 7 Aug 2019 21:21:30 -0400 Received: from mga11.intel.com ([192.55.52.93]:12546 "EHLO mga11.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S2389314AbfHHBV3 (ORCPT ); Wed, 7 Aug 2019 21:21:29 -0400 X-Amp-Result: UNKNOWN X-Amp-Original-Verdict: FILE UNKNOWN X-Amp-File-Uploaded: False Received: from fmsmga007.fm.intel.com ([10.253.24.52]) by fmsmga102.fm.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 07 Aug 2019 18:21:28 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.64,358,1559545200"; d="scan'208";a="176366240" Received: from lkp-server01.sh.intel.com (HELO lkp-server01) ([10.239.97.150]) by fmsmga007.fm.intel.com with ESMTP; 07 Aug 2019 18:21:25 -0700 Received: from kbuild by lkp-server01 with local (Exim 4.89) (envelope-from ) id 1hvX7N-0006wE-6n; Thu, 08 Aug 2019 09:21:25 +0800 Date: Thu, 8 Aug 2019 09:20:54 +0800 From: kbuild test robot To: Pingfan Liu Cc: kbuild-all@01.org, Thomas Gleixner , Andy Lutomirski , x86@kernel.org, Pingfan Liu , Ingo Molnar , Borislav Petkov , "H. Peter Anvin" , Dave Hansen , Peter Zijlstra , Masami Hiramatsu , Qian Cai , Vlastimil Babka , Daniel Drake , Jacob Pan , Michal Hocko , Eric Biederman , linux-kernel@vger.kernel.org, Dave Young , Baoquan He , kexec@lists.infradead.org Subject: Re: [PATCH 3/4] x86/smp: send capped cpus to a stable state when smp_init() Message-ID: <201908080938.Rjv1ILYn%lkp@intel.com> References: <1564995539-29609-4-git-send-email-kernelfans@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1564995539-29609-4-git-send-email-kernelfans@gmail.com> X-Patchwork-Hint: ignore User-Agent: NeoMutt/20170113 (1.7.2) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi Pingfan, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on linus/master] [cannot apply to v5.3-rc3 next-20190807] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Pingfan-Liu/x86-mce-protect-nr_cpus-from-rebooting-by-broadcast-mce/20190806-101748 reproduce: # apt-get install sparse # sparse version: v0.6.1-rc1-7-g2b96cd8-dirty make ARCH=x86_64 allmodconfig make C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' If you fix the issue, kindly add following tag Reported-by: kbuild test robot sparse warnings: (new ones prefixed by >>) arch/x86/kernel/cpu/common.c:70:16: sparse: sparse: symbol '__cpu_capped_mask' was not declared. Should it be static? >> arch/x86/kernel/cpu/common.c:72:16: sparse: sparse: symbol '__cpu_capped_done_mask' was not declared. Should it be static? arch/x86/kernel/cpu/common.c:138:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:139:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:140:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:141:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:168:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) arch/x86/kernel/cpu/common.c:169:43: sparse: sparse: cast truncates bits from constant value (fffff becomes ffff) Please review and possibly fold the followup patch. --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation