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[134.134.136.126]) by mx.google.com with ESMTPS id v21si13050916plo.34.2019.04.03.00.09.02 for (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Wed, 03 Apr 2019 00:09:03 -0700 (PDT) Received-SPF: pass (google.com: domain of rong.a.chen@intel.com designates 134.134.136.126 as permitted sender) client-ip=134.134.136.126; Authentication-Results: mx.google.com; spf=pass (google.com: domain of rong.a.chen@intel.com designates 134.134.136.126 as permitted sender) smtp.mailfrom=rong.a.chen@intel.com; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=intel.com X-Amp-Result: SKIPPED(no attachment in message) X-Amp-File-Uploaded: False Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/DHE-RSA-AES256-GCM-SHA384; 03 Apr 2019 00:09:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.60,303,1549958400"; d="scan'208";a="131028865" Received: from shao2-debian.sh.intel.com (HELO [10.239.13.107]) ([10.239.13.107]) by orsmga008.jf.intel.com with ESMTP; 03 Apr 2019 00:09:00 -0700 Subject: Re: [kbuild-all] [mmotm:master 19/222] arch/sh/kernel/cpu/sh2/clock-sh7619.o:undefined reference to `followparent_recalc' To: Randy Dunlap , kbuild test robot Cc: Linux Memory Management List , Andrew Morton , kbuild-all@01.org, Johannes Weiner References: <201904031355.srXJo4hh%lkp@intel.com> <2af6aff3-ac3f-1d53-0d33-f81dd0dfa605@infradead.org> From: Rong Chen Message-ID: <44789370-4ca9-329f-65ad-8ff428a7e91b@intel.com> Date: Wed, 3 Apr 2019 15:09:25 +0800 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.5.1 MIME-Version: 1.0 In-Reply-To: <2af6aff3-ac3f-1d53-0d33-f81dd0dfa605@infradead.org> Content-Type: text/plain; charset=utf-8; format=flowed Content-Transfer-Encoding: 7bit Content-Language: en-US X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On 4/3/19 2:26 PM, Randy Dunlap wrote: > On 4/2/19 10:54 PM, kbuild test robot wrote: >> Hi Randy, >> >> It's probably a bug fix that unveils the link errors. >> >> tree: git://git.cmpxchg.org/linux-mmotm.git master >> head: 03590d39c08e0f2969871a5efcf27a366c1e8c60 >> commit: cffa367bb8abe4c1424e93e345c7d63844d1c5db [19/222] sh: fix multiple function definition build errors >> config: sh-allmodconfig (attached as .config) >> compiler: sh4-linux-gnu-gcc (Debian 7.2.0-11) 7.2.0 >> reproduce: >> wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross >> chmod +x ~/bin/make.cross >> git checkout cffa367bb8abe4c1424e93e345c7d63844d1c5db >> # save the attached .config to linux build tree >> GCC_VERSION=7.2.0 make.cross ARCH=sh >> >> All errors (new ones prefixed by >>): >> >>>> arch/sh/kernel/cpu/sh2/clock-sh7619.o:(.data+0x1c): undefined reference to `followparent_recalc' >> --- >> 0-DAY kernel test infrastructure Open Source Technology Center >> https://lists.01.org/pipermail/kbuild-all Intel Corporation >> > Hi, > I suspect that it's more of an invalid .config file. > How do you generate the .config files? or is it a defconfig? the config file was generated by "make ARCH=sh allmodconfig" > > Yes, I have seen this build error, but I was able to get around it > by modifying the .config file. That's why I suspect that it may be > an invalid .config file. Can you share the fix steps? We'll take a look at it. Best Regards, Rong Chen > > thanks.