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 DB145C433FE for ; Thu, 19 May 2022 02:11:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S232734AbiESCLN (ORCPT ); Wed, 18 May 2022 22:11:13 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:59204 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S232317AbiESCLK (ORCPT ); Wed, 18 May 2022 22:11:10 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id ED2FB19FAC; Wed, 18 May 2022 19:11:09 -0700 (PDT) Received: from kwepemi100024.china.huawei.com (unknown [172.30.72.54]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4L3YG14FD5zgYDD; Thu, 19 May 2022 10:09:45 +0800 (CST) Received: from kwepemm600009.china.huawei.com (7.193.23.164) by kwepemi100024.china.huawei.com (7.221.188.87) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 19 May 2022 10:11:08 +0800 Received: from [10.174.176.73] (10.174.176.73) by kwepemm600009.china.huawei.com (7.193.23.164) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2375.24; Thu, 19 May 2022 10:11:07 +0800 Subject: Re: [PATCH -next v2 2/2] blk-throttle: fix io hung due to configuration updates To: kernel test robot , , , CC: , , , , References: <20220518072751.1188163-3-yukuai3@huawei.com> <202205182347.tMOOqyfL-lkp@intel.com> From: "yukuai (C)" Message-ID: <84fe296e-6e56-3ca9-73a8-357beb675c6e@huawei.com> Date: Thu, 19 May 2022 10:11:06 +0800 User-Agent: Mozilla/5.0 (Windows NT 10.0; WOW64; rv:60.0) Gecko/20100101 Thunderbird/60.8.0 MIME-Version: 1.0 In-Reply-To: <202205182347.tMOOqyfL-lkp@intel.com> Content-Type: text/plain; charset="gbk"; format=flowed Content-Transfer-Encoding: 8bit X-Originating-IP: [10.174.176.73] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemm600009.china.huawei.com (7.193.23.164) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org ÔÚ 2022/05/18 23:52, kernel test robot дµÀ: > Hi Yu, > > Thank you for the patch! Yet something to improve: > > [auto build test ERROR on next-20220517] > > url: https://github.com/intel-lab-lkp/linux/commits/Yu-Kuai/bugfix-for-blk-throttle/20220518-151713 > base: 47c1c54d1bcd0a69a56b49473bc20f17b70e5242 > config: m68k-allyesconfig (https://download.01.org/0day-ci/archive/20220518/202205182347.tMOOqyfL-lkp@intel.com/config) > compiler: m68k-linux-gcc (GCC) 11.3.0 > reproduce (this is a W=1 build): > wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross > chmod +x ~/bin/make.cross > # https://github.com/intel-lab-lkp/linux/commit/f8345dbaf4ed491742aab29834aff66b4930c087 > git remote add linux-review https://github.com/intel-lab-lkp/linux > git fetch --no-tags linux-review Yu-Kuai/bugfix-for-blk-throttle/20220518-151713 > git checkout f8345dbaf4ed491742aab29834aff66b4930c087 > # save the config file > mkdir build_dir && cp config build_dir/.config > COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.3.0 make.cross W=1 O=build_dir ARCH=m68k SHELL=/bin/bash > > If you fix the issue, kindly add following tag as appropriate > Reported-by: kernel test robot > > All errors (new ones prefixed by >>): > > m68k-linux-ld: block/blk-throttle.o: in function `tg_conf_updated': >>> blk-throttle.c:(.text+0x25bc): undefined reference to `__udivdi3' >>> m68k-linux-ld: blk-throttle.c:(.text+0x2626): undefined reference to `__udivdi3' Hi, I'm confused here, the only place that I can relate to this: return dispatched * new_limit / old_limit; However, I don't understand yet why this is problematic... > `.exit.text' referenced in section `.data' of sound/soc/codecs/tlv320adc3xxx.o: defined in discarded section `.exit.text' of sound/soc/codecs/tlv320adc3xxx.o >