Hi Gregory, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on geert-m68k/for-next geert-m68k/for-linus deller-parisc/for-next powerpc/next powerpc/fixes s390/features jcmvbkbc-xtensa/xtensa-for-next arnd-asm-generic/master linus/master tip/x86/asm v6.7-rc5 next-20231214] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Gregory-Price/mm-mempolicy-implement-the-sysfs-based-weighted_interleave-interface/20231214-064236 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20231213224118.1949-2-gregory.price%40memverge.com patch subject: [PATCH v3 01/11] mm/mempolicy: implement the sysfs-based weighted_interleave interface config: x86_64-randconfig-161-20231214 (https://download.01.org/0day-ci/archive/20231214/202312141733.PALHOosm-lkp@xxxxxxxxx/config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231214/202312141733.PALHOosm-lkp@xxxxxxxxx/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202312141733.PALHOosm-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from include/linux/kobject.h:20, from include/linux/energy_model.h:7, from include/linux/device.h:16, from include/linux/node.h:18, from include/linux/cpu.h:17, from include/linux/static_call.h:135, from include/linux/tracepoint.h:22, from include/trace/events/tlb.h:9, from arch/x86/include/asm/mmu_context.h:10, from include/linux/mmu_context.h:5, from include/linux/cpuset.h:18, from mm/mempolicy.c:83: mm/mempolicy.c: In function 'add_weight_node': >> mm/mempolicy.c:3145:28: error: 'struct iw_node_attr' has no member named 'attr' 3145 | sysfs_attr_init(&node_attr->attr); | ^~ include/linux/sysfs.h:55:3: note: in definition of macro 'sysfs_attr_init' 55 | (attr)->key = &__key; \ | ^~~~ Kconfig warnings: (for reference only) WARNING: unmet direct dependencies detected for DRM_I915_DEBUG_GEM Depends on [n]: HAS_IOMEM [=y] && DRM_I915 [=m] && EXPERT [=y] && DRM_I915_WERROR [=n] Selected by [m]: - DRM_I915_DEBUG [=y] && HAS_IOMEM [=y] && DRM_I915 [=m] && EXPERT [=y] && !COMPILE_TEST [=n] vim +3145 mm/mempolicy.c 3129 3130 static int add_weight_node(int nid, struct kobject *wi_kobj) 3131 { 3132 struct iw_node_attr *node_attr; 3133 char *name; 3134 3135 node_attr = kzalloc(sizeof(*node_attr), GFP_KERNEL); 3136 if (!node_attr) 3137 return -ENOMEM; 3138 3139 name = kasprintf(GFP_KERNEL, "node%d", nid); 3140 if (!name) { 3141 kfree(node_attr); 3142 return -ENOMEM; 3143 } 3144 > 3145 sysfs_attr_init(&node_attr->attr); 3146 node_attr->kobj_attr.attr.name = name; 3147 node_attr->kobj_attr.attr.mode = 0644; 3148 node_attr->kobj_attr.show = node_show; 3149 node_attr->kobj_attr.store = node_store; 3150 node_attr->nid = nid; 3151 3152 if (sysfs_create_file(wi_kobj, &node_attr->kobj_attr.attr)) { 3153 kfree(node_attr->kobj_attr.attr.name); 3154 kfree(node_attr); 3155 pr_err("failed to add attribute to weighted_interleave\n"); 3156 return -ENOMEM; 3157 } 3158 3159 node_attrs[nid] = node_attr; 3160 return 0; 3161 } 3162 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki