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charset=us-ascii Content-Disposition: inline In-Reply-To: <20240725011647.1306045-4-wangkefeng.wang@huawei.com> Hi Kefeng, 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/Kefeng-Wang/mm-memory-failure-add-unmap_posioned_folio/20240725-091923 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240725011647.1306045-4-wangkefeng.wang%40huawei.com patch subject: [PATCH 3/4] mm: migrate: add isolate_folio_to_list() config: x86_64-randconfig-004-20240726 (https://download.01.org/0day-ci/archive/20240726/202407262129.FJbkroy1-lkp@intel.com/config) compiler: gcc-13 (Ubuntu 13.2.0-4ubuntu3) 13.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240726/202407262129.FJbkroy1-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/202407262129.FJbkroy1-lkp@intel.com/ All errors (new ones prefixed by >>): ld: mm/memory-failure.o: in function `mf_isolate_folio': >> mm/memory-failure.c:2662:(.text+0x2e8a): undefined reference to `isolate_folio_to_list' vim +2662 mm/memory-failure.c 2659 2660 static bool mf_isolate_folio(struct folio *folio, struct list_head *pagelist) 2661 { > 2662 bool isolated = isolate_folio_to_list(folio, pagelist); 2663 2664 /* 2665 * If we succeed to isolate the folio, we grabbed another refcount on 2666 * the folio, so we can safely drop the one we got from get_any_page(). 2667 * If we failed to isolate the folio, it means that we cannot go further 2668 * and we will return an error, so drop the reference we got from 2669 * get_any_page() as well. 2670 */ 2671 folio_put(folio); 2672 return isolated; 2673 } 2674 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki