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[188.155.177.222]) by smtp.googlemail.com with ESMTPSA id s18sm1209223ejh.12.2021.06.18.07.55.23 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 18 Jun 2021 07:55:23 -0700 (PDT) Subject: Re: [linux-next:master 5946/11253] ld.lld: error: undefined symbol: reset_controller_register To: Thierry Reding , kernel test robot , Philipp Zabel Cc: Dmitry Osipenko , "kbuild-all@lists.01.org" , "clang-built-linux@googlegroups.com" , Linux Memory Management List References: <202106182243.KgZxMD9A-lkp@intel.com> From: Krzysztof Kozlowski Message-ID: Date: Fri, 18 Jun 2021 16:55:23 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.8.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=windows-1252 Content-Language: en-US Content-Transfer-Encoding: 7bit Authentication-Results: imf29.hostedemail.com; dkim=none; spf=pass (imf29.hostedemail.com: domain of kkozlowskik@gmail.com designates 209.85.208.50 as permitted sender) smtp.mailfrom=kkozlowskik@gmail.com; dmarc=fail reason="SPF not aligned (relaxed), No valid DKIM" header.from=kernel.org (policy=none) X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 79EAB570 X-Stat-Signature: mazojqoxmexrwiwe89shjyymhm9rj8ux X-HE-Tag: 1624028127-328837 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 18/06/2021 16:52, Thierry Reding wrote: > On Fri, Jun 18, 2021 at 04:21:45PM +0200, kernel test robot wrote: >> tree: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git master >> head: e71e3a48a7e89fa71fb70bf4602367528864d2ff >> commit: 56ebc9b0d77e0406aba2d900c82e79204cc7dc32 [5946/11253] memory: tegra: Enable compile testing for all drivers >> config: x86_64-randconfig-a001-20210618 (attached as .config) >> compiler: clang version 13.0.0 (https://github.com/llvm/llvm-project 64720f57bea6a6bf033feef4a5751ab9c0c3b401) >> 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 >> # install x86_64 cross compiling tool for clang build >> # apt-get install binutils-x86-64-linux-gnu >> # https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/?id=56ebc9b0d77e0406aba2d900c82e79204cc7dc32 >> git remote add linux-next https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git >> git fetch --no-tags linux-next master >> git checkout 56ebc9b0d77e0406aba2d900c82e79204cc7dc32 >> # save the attached .config to linux build tree >> COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross ARCH=x86_64 >> >> If you fix the issue, kindly add following tag as appropriate >> Reported-by: kernel test robot >> >> Note: the linux-next/master HEAD e71e3a48a7e89fa71fb70bf4602367528864d2ff builds fine. >> It may have been fixed somewhere. >> >> All errors (new ones prefixed by >>): >> >>>> ld.lld: error: undefined symbol: reset_controller_register >> >>> referenced by mc.c >> >>> memory/tegra/mc.o:(tegra_mc_probe) in archive drivers/built-in.a > > Ugh... more fallout from that compile-test enablement. It looks like > that compile-test stubs addition patch for reset hasn't found its way > into linux-next yet. Does it mean reset tree is not in linux-next? > Philipp, I wonder if it would make sense for Krzysztof to pick up that > patch or, if you prefer, for Krzysztof to pull a stable branch from you > that includes this so that the memory controller tree becomes buildable > again? These are randconfigs, so I don't think Linus will hit them when merging. Therefore assuming the reset-stubs are applied (and tree is in next), we should be fine, shouldn't we? Best regards, Krzysztof