Hi Laurent, [auto build test ERROR on powerpc/next -- if it's inappropriate base, please suggest rules for selecting the more suitable base]
url: https://github.com/0day-ci/linux/commits/Laurent-Vivier/powerpc-on-crash-kexec-ed-kernel-needs-all-CPUs-are-online/20151016-030306 config: powerpc-wii_defconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=powerpc All errors (new ones prefixed by >>): arch/powerpc/kernel/crash.c: In function 'wake_offline_cpus': >> arch/powerpc/kernel/crash.c:315:4: error: implicit declaration of function >> 'cpu_up' [-Werror=implicit-function-declaration] cpu_up(cpu); ^ cc1: all warnings being treated as errors vim +/cpu_up +315 arch/powerpc/kernel/crash.c 309 { 310 int cpu = 0; 311 312 for_each_present_cpu(cpu) { 313 if (!cpu_online(cpu)) { 314 pr_info("kexec: Waking offline cpu %d.\n", cpu); > 315 cpu_up(cpu); 316 } 317 } 318 } --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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