tree: https://git.kernel.org/pub/scm/linux/kernel/git/helgaas/pci.git pci/review/cpumask head: 50fcb29e443db489b159054e9d5f4d8663812da2 commit: bda265a2476ada02be7335217193d3f0858c9961 [1/5] Unify node_to_cpumask_map config: s390-debug_defconfig (attached as .config) compiler: s390-linux-gcc (GCC) 7.5.0 reproduce: wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross git checkout bda265a2476ada02be7335217193d3f0858c9961 # save the attached .config to linux build tree GCC_VERSION=7.5.0 make.cross ARCH=s390 If you fix the issue, kindly add following tag Reported-by: kbuild test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>): In file included from include/linux/topology.h:36:0, from include/linux/gfp.h:9, from include/linux/mm.h:10, from include/linux/kvm_host.h:14, from arch/s390/kernel/asm-offsets.c:11: arch/s390/include/asm/topology.h: In function 'cpumask_of_node': >> arch/s390/include/asm/topology.h:81:9: error: return from incompatible pointer type [-Werror=incompatible-pointer-types] return &node_to_cpumask_map[node]; ^~~~~~~~~~~~~~~~~~~~~~~~~~ cc1: some warnings being treated as errors make[2]: *** [arch/s390/kernel/asm-offsets.s] Error 1 make[2]: Target '__build' not remade because of errors. make[1]: *** [prepare0] Error 2 make[1]: Target 'prepare' not remade because of errors. make: *** [sub-make] Error 2 24 real 7 user 10 sys 74.51% cpu make prepare vim +81 arch/s390/include/asm/topology.h 3a368f742da1395 Philipp Hachtmann 2014-03-06 76 3a368f742da1395 Philipp Hachtmann 2014-03-06 77 /* Returns a pointer to the cpumask of CPUs on node 'node'. */ 3a368f742da1395 Philipp Hachtmann 2014-03-06 78 #define cpumask_of_node cpumask_of_node 3a368f742da1395 Philipp Hachtmann 2014-03-06 79 static inline const struct cpumask *cpumask_of_node(int node) 3a368f742da1395 Philipp Hachtmann 2014-03-06 80 { 22be9cd9f22a4b2 Martin Schwidefsky 2015-09-22 @81 return &node_to_cpumask_map[node]; 3a368f742da1395 Philipp Hachtmann 2014-03-06 82 } 3a368f742da1395 Philipp Hachtmann 2014-03-06 83 :::::: The code at line 81 was first introduced by commit :::::: 22be9cd9f22a4b2acc5fe6666ca23206ebe4d495 s390/numa: use correct type for node_to_cpumask_map :::::: TO: Martin Schwidefsky <schwidefsky@xxxxxxxxxx> :::::: CC: Martin Schwidefsky <schwidefsky@xxxxxxxxxx> --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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