tree: https://git.kernel.org/pub/scm/linux/kernel/git/mhocko/mm.git akpm/pending-review/mm head: 175738392f8ada5ba7802ff7c5521d695c86f9fd commit: 253239b6fd036ed9367ed582de081300e7b256d4 [42/55] mm/workingset.c: refactor workingset_init() config: x86_64-randconfig-x004-201826 (attached as .config) compiler: gcc-7 (Debian 7.3.0-16) 7.3.0 reproduce: git checkout 253239b6fd036ed9367ed582de081300e7b256d4 # save the attached .config to linux build tree make ARCH=x86_64 All errors (new ones prefixed by >>): mm/memcontrol.c: In function 'mem_cgroup_css_online': >> mm/memcontrol.c:4416:3: error: implicit declaration of function 'mem_cgroup_id_remove'; did you mean 'mem_cgroup_under_move'? [-Werror=implicit-function-declaration] mem_cgroup_id_remove(memcg); ^~~~~~~~~~~~~~~~~~~~ mem_cgroup_under_move cc1: some warnings being treated as errors vim +4416 mm/memcontrol.c 0b8f73e1 Johannes Weiner 2016-01-20 4410 73f576c0 Johannes Weiner 2016-07-20 4411 static int mem_cgroup_css_online(struct cgroup_subsys_state *css) 0b8f73e1 Johannes Weiner 2016-01-20 4412 { 58fa2a55 Vladimir Davydov 2016-10-07 4413 struct mem_cgroup *memcg = mem_cgroup_from_css(css); 58fa2a55 Vladimir Davydov 2016-10-07 4414 cc77b3ae Kirill Tkhai 2018-07-04 4415 if (memcg_alloc_shrinker_maps(memcg)) { cc77b3ae Kirill Tkhai 2018-07-04 @4416 mem_cgroup_id_remove(memcg); cc77b3ae Kirill Tkhai 2018-07-04 4417 return -ENOMEM; cc77b3ae Kirill Tkhai 2018-07-04 4418 } cc77b3ae Kirill Tkhai 2018-07-04 4419 73f576c0 Johannes Weiner 2016-07-20 4420 /* Online state pins memcg ID, memcg ID pins CSS */ 58fa2a55 Vladimir Davydov 2016-10-07 4421 atomic_set(&memcg->id.ref, 1); 73f576c0 Johannes Weiner 2016-07-20 4422 css_get(css); 2f7dd7a4 Johannes Weiner 2014-10-02 4423 return 0; 8cdea7c0 Balbir Singh 2008-02-07 4424 } 8cdea7c0 Balbir Singh 2008-02-07 4425 :::::: The code at line 4416 was first introduced by commit :::::: cc77b3ae444d49d3c2bbf7d321d51dad33f6aaef mm, memcg: assign memcg-aware shrinkers bitmap to memcg :::::: TO: Kirill Tkhai <ktkhai@xxxxxxxxxxxxx> :::::: CC: Michal Hocko <mhocko@xxxxxxxx> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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