tree: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-unstable head: 92409df3e00a17d6fd5bb27732fa186749725ed5 commit: b4fa93fbd1dc5828d3a21ec45d9a6386058181de [239/250] memcg: workingset: remove folio_memcg_rcu usage config: parisc-defconfig (https://download.01.org/0day-ci/archive/20241028/202410281525.6Obl6WjL-lkp@xxxxxxxxx/config) compiler: hppa-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241028/202410281525.6Obl6WjL-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/202410281525.6Obl6WjL-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): mm/workingset.c: In function 'workingset_activation': >> mm/workingset.c:598:38: error: implicit declaration of function 'folio_memcg_charged'; did you mean 'folio_memcg_check'? [-Wimplicit-function-declaration] 598 | if (mem_cgroup_disabled() || folio_memcg_charged(folio)) | ^~~~~~~~~~~~~~~~~~~ | folio_memcg_check vim +598 mm/workingset.c 587 588 /** 589 * workingset_activation - note a page activation 590 * @folio: Folio that is being activated. 591 */ 592 void workingset_activation(struct folio *folio) 593 { 594 /* 595 * Filter non-memcg pages here, e.g. unmap can call 596 * mark_page_accessed() on VDSO pages. 597 */ > 598 if (mem_cgroup_disabled() || folio_memcg_charged(folio)) 599 workingset_age_nonresident(folio_lruvec(folio), folio_nr_pages(folio)); 600 } 601 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki