Hi Laura, [auto build test ERROR on v4.5-rc6] [cannot apply to next-20160304] [if your patch is applied to the wrong git tree, please drop us a note to help improving the system] url: https://github.com/0day-ci/linux/commits/Laura-Abbott/mm-page_poison-c-Enable-PAGE_POISONING-as-a-separate-option/20160305-075416 config: sparc64-allyesconfig (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=sparc64 All errors (new ones prefixed by >>): mm/page_poison.c: In function 'init_page_poisoning': >> mm/page_poison.c:43:3: error: implicit declaration of function 'debug_pagealloc_enabled' [-Werror=implicit-function-declaration] if (!want_page_poisoning && !debug_pagealloc_enabled()) ^ cc1: some warnings being treated as errors vim +/debug_pagealloc_enabled +43 mm/page_poison.c 37 { 38 /* 39 * page poisoning is debug page alloc for some arches. If either 40 * of those options are enabled, enable poisoning 41 */ 42 if (!IS_ENABLED(CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC)) { > 43 if (!want_page_poisoning && !debug_pagealloc_enabled()) 44 return; 45 } else { 46 if (!want_page_poisoning) --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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