On 2024/7/26 22:21, kernel test robot wrote:
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@xxxxxxxxx/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@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/202407262129.FJbkroy1-lkp@xxxxxxxxx/
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'
OK, no CONFIG_MIGRATION, will fix in next version,
vim +2662 mm/memory-failure.c
2659
2660 static bool mf_isolate_folio(struct folio *folio, struct list_head *pagelist)
and will kill mf_ioslate_folio() too, we could directly use
isolate_folio_to_list() in soft_offline_in_use_page().
Thanks.
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
