Hi Yosry, Thank you for the patch! Yet something to improve: [auto build test ERROR on akpm-mm/mm-everything] [cannot apply to vbabka-slab/for-next xfs-linux/for-next v6.2] [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/Yosry-Ahmed/mm-vmscan-refactor-updating-reclaimed-pages-in-reclaim_state/20230228-165214 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20230228085002.2592473-3-yosryahmed%40google.com patch subject: [PATCH v1 2/2] mm: vmscan: ignore non-LRU-based reclaim in memcg reclaim config: x86_64-randconfig-a014-20230227 (https://download.01.org/0day-ci/archive/20230228/202302281959.EmOJaeae-lkp@xxxxxxxxx/config) compiler: gcc-11 (Debian 11.3.0-8) 11.3.0 reproduce (this is a W=1 build): # https://github.com/intel-lab-lkp/linux/commit/f6d2b849f186a927925a29e289d60895048550f5 git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Yosry-Ahmed/mm-vmscan-refactor-updating-reclaimed-pages-in-reclaim_state/20230228-165214 git checkout f6d2b849f186a927925a29e289d60895048550f5 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 olddefconfig make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot <lkp@xxxxxxxxx> | Link: https://lore.kernel.org/oe-kbuild-all/202302281959.EmOJaeae-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> mm/vmscan.c:549:13: error: redefinition of 'cgroup_reclaim' 549 | static bool cgroup_reclaim(struct scan_control *sc) | ^~~~~~~~~~~~~~ mm/vmscan.c:191:13: note: previous definition of 'cgroup_reclaim' with type 'bool(struct scan_control *)' {aka '_Bool(struct scan_control *)'} 191 | static bool cgroup_reclaim(struct scan_control *sc) | ^~~~~~~~~~~~~~ >> mm/vmscan.c:554:13: error: redefinition of 'global_reclaim' 554 | static bool global_reclaim(struct scan_control *sc) | ^~~~~~~~~~~~~~ mm/vmscan.c:196:13: note: previous definition of 'global_reclaim' with type 'bool(struct scan_control *)' {aka '_Bool(struct scan_control *)'} 196 | static bool global_reclaim(struct scan_control *sc) | ^~~~~~~~~~~~~~ mm/vmscan.c:196:13: warning: 'global_reclaim' defined but not used [-Wunused-function] vim +/cgroup_reclaim +549 mm/vmscan.c 86750830468506 Yang Shi 2021-05-04 548 b5ead35e7e1d34 Johannes Weiner 2019-11-30 @549 static bool cgroup_reclaim(struct scan_control *sc) 89b5fae5368f6a Johannes Weiner 2012-01-12 550 { b5ead35e7e1d34 Johannes Weiner 2019-11-30 551 return false; 89b5fae5368f6a Johannes Weiner 2012-01-12 552 } 97c9341f727105 Tejun Heo 2015-05-22 553 a579086c99ed70 Yu Zhao 2022-12-21 @554 static bool global_reclaim(struct scan_control *sc) a579086c99ed70 Yu Zhao 2022-12-21 555 { a579086c99ed70 Yu Zhao 2022-12-21 556 return true; a579086c99ed70 Yu Zhao 2022-12-21 557 } a579086c99ed70 Yu Zhao 2022-12-21 558 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests