Hi Anshuman, [auto build test ERROR on linus/master] [also build test ERROR on v4.10-rc7] [cannot apply to mmotm/master next-20170208] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system] url: https://github.com/0day-ci/linux/commits/Anshuman-Khandual/Define-coherent-device-memory-node/20170208-223134 config: powerpc-ps3_defconfig (attached as .config) compiler: powerpc64-linux-gnu-gcc (Debian 6.1.1-9) 6.1.1 20160705 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 >>): mm/built-in.o: In function `early_calculate_totalpages': >> mm/page_alloc.c:6085: undefined reference to `.arch_check_node_cdm' mm/built-in.o: In function `free_area_init_nodes': mm/page_alloc.c:6402: undefined reference to `.arch_check_node_cdm' vim +6085 mm/page_alloc.c 6079 for_each_mem_pfn_range(i, MAX_NUMNODES, &start_pfn, &end_pfn, &nid) { 6080 unsigned long pages = end_pfn - start_pfn; 6081 6082 totalpages += pages; 6083 if (pages) { 6084 #ifdef CONFIG_COHERENT_DEVICE > 6085 if (arch_check_node_cdm(nid)) 6086 node_set_state(nid, N_COHERENT_DEVICE); 6087 #endif 6088 node_set_state(nid, N_MEMORY); --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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