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charset=us-ascii Content-Disposition: inline In-Reply-To: <20250608073516.22415-5-laoar.shao@gmail.com> Hi Yafang, [This is a private test report for your RFC patch.] kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Yafang-Shao/mm-thp-use-__thp_vma_allowable_orders-in-khugepaged_enter_vma/20250608-153842 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250608073516.22415-5-laoar.shao%40gmail.com patch subject: [RFC PATCH v3 4/5] mm: thp: add bpf thp struct ops config: x86_64-buildonly-randconfig-004-20250608 (https://download.01.org/0day-ci/archive/20250608/202506081759.1hhWfDgL-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250608/202506081759.1hhWfDgL-lkp@intel.com/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 | Closes: https://lore.kernel.org/oe-kbuild-all/202506081759.1hhWfDgL-lkp@intel.com/ All errors (new ones prefixed by >>): ld: mm/memory.o: in function `thp_vma_allowable_orders.constprop.0': >> memory.c:(.text+0x186b): undefined reference to `bpf_thp_allocator' ld: mm/huge_memory.o: in function `vma_thp_gfp_mask': >> huge_memory.c:(.text+0x46fd): undefined reference to `bpf_thp_gfp_mask' ld: mm/khugepaged.o: in function `thp_vma_allowable_orders.constprop.0': >> khugepaged.c:(.text+0x2a98): undefined reference to `bpf_thp_allocator' ld: mm/khugepaged.o: in function `khugepaged_enter_vma': khugepaged.c:(.text+0x5228): undefined reference to `bpf_thp_allocator' ld: fs/proc/task_mmu.o: in function `show_smap': >> task_mmu.c:(.text+0x2ce8): undefined reference to `bpf_thp_allocator' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki