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linux-kernel@vger.kernel.org, x86@kernel.org, Ingo Molnar Subject: [tip:WIP.sched/core 7/9] smp.c:undefined reference to `irq_work_single' Message-ID: <202005272334.U8mnIlfl%lkp@intel.com> MIME-Version: 1.0 Content-Type: multipart/mixed; boundary="yrj/dFKFPuw6o+aM" Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --yrj/dFKFPuw6o+aM Content-Type: text/plain; charset=us-ascii Content-Disposition: inline tree: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git WIP.sched/core head: 68a1740c687d4a75b9e9dea0ab0aae61f167c880 commit: 5033cfdeb4a2a51fa847b1a3f5f6eee65dda6c75 [7/9] irq_work, smp: Allow irq_work on call_single_queue config: s390-allnoconfig (attached as .config) compiler: s390-linux-gcc (GCC) 9.3.0 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 git checkout 5033cfdeb4a2a51fa847b1a3f5f6eee65dda6c75 # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag as appropriate Reported-by: kbuild test robot All errors (new ones prefixed by >>, old ones prefixed by <<): s390-linux-ld: kernel/smp.o: in function `flush_smp_call_function_queue': << kernel/smp.c:799: warning: cannot understand function prototype: 'struct smp_call_on_cpu_struct ' >> smp.c:(.text+0x110): undefined reference to `irq_work_single' --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org --yrj/dFKFPuw6o+aM Content-Type: application/gzip Content-Disposition: attachment; filename=".config.gz" Content-Transfer-Encoding: base64 H4sICOaBzl4AAy5jb25maWcAnTxtc9s2k9+fX8FpZ27amST1W9PmbvwBIkEJNUkwBCnZ/sJR ZMbRxJZ8ktynuV9/uwApguSC8l0nTWzuAlws9h0L/vyvnz32etg+Lw/r1fLp6Yf3WG2q3fJQ 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