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X-CSE-ConnectionGUID: H+eV5hg2SguSvlNaztTvoQ== X-CSE-MsgGUID: Rv8kNLUHQl+Iher5VUVTTw== X-IronPort-AV: E=McAfee;i="6800,10657,11558"; a="71798365" X-IronPort-AV: E=Sophos;i="6.18,280,1751266800"; d="scan'208";a="71798365" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by orvoesa105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 20 Sep 2025 00:43:33 -0700 X-CSE-ConnectionGUID: XhG2d+HRTmeSVCMqd9nXog== X-CSE-MsgGUID: YTridhCOTma5012IF8a9Lw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.18,280,1751266800"; d="scan'208";a="206968748" Received: from lkp-server01.sh.intel.com (HELO 84a20bd60769) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 20 Sep 2025 00:43:27 -0700 Received: from kbuild by 84a20bd60769 with local (Exim 4.96) (envelope-from ) id 1uzsFh-00058h-0d; Sat, 20 Sep 2025 07:43:25 +0000 Date: Sat, 20 Sep 2025 15:43:18 +0800 From: kernel test robot To: Qi Zheng , hannes@cmpxchg.org, hughd@google.com, mhocko@suse.com, roman.gushchin@linux.dev, shakeel.butt@linux.dev, muchun.song@linux.dev, david@redhat.com, lorenzo.stoakes@oracle.com, ziy@nvidia.com, baolin.wang@linux.alibaba.com, Liam.Howlett@oracle.com, npache@redhat.com, ryan.roberts@arm.com, dev.jain@arm.com, baohua@kernel.org, lance.yang@linux.dev, akpm@linux-foundation.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, cgroups@vger.kernel.org, Qi Zheng Subject: Re: [PATCH 4/4] mm: thp: reparent the split queue during memcg offline Message-ID: <202509201556.QAvYX4v3-lkp@intel.com> References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Queue-Id: C047740002 X-Stat-Signature: zd4naywj5r18x6qd3hiez7me6xo5cpn6 X-Rspam-User: X-Rspamd-Server: rspam09 X-HE-Tag: 1758354213-381001 X-HE-Meta: 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 ToEz+kdW DODEWgkmzM8hbb1qEtCKbAZrQhEqioyo/S/tXd2+Nw2DAzRPMVdViUJI/A5wDtchpF1Z/MeCSX5z9kFK4PEly3USsaoM2fuxHARAklusUNzTK4lc2WHkF4WDn8mJAWYIAwgKNs1u1/X3bTl4lMGuOm0WSyFVjegGor51rAj+uAarmh2fbikUhrdYNja9gNyeEhlY1sXe2igt8iPSje8MKjGsy/V8pRaghBsbJP2PrNknyuMEudHng1jwPPWvZYZ7Y1CCMmMorYkrF2LkmBLT7t4R22Hz39GX7aMYZbKFjhdDD1fI1nvxuzzJgkA6MdIAEEnLdauB6FF7N1Nm/uzHcbc3G4V3HfQEGzrfpbkZivUsAAJ9FYS1Kbey30wdVMYqCfgMw X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: Hi Qi, kernel test robot noticed the following build errors: [auto build test ERROR on next-20250918] [also build test ERROR on v6.17-rc6] [cannot apply to akpm-mm/mm-everything rppt-memblock/for-next rppt-memblock/fixes linus/master v6.17-rc6 v6.17-rc5 v6.17-rc4] [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/Qi-Zheng/mm-thp-replace-folio_memcg-with-folio_memcg_charged/20250919-115219 base: next-20250918 patch link: https://lore.kernel.org/r/bbe3bf8bfce081fdf0815481b2a0c83b89b095b8.1758253018.git.zhengqi.arch%40bytedance.com patch subject: [PATCH 4/4] mm: thp: reparent the split queue during memcg offline config: x86_64-randconfig-004-20250920 (https://download.01.org/0day-ci/archive/20250920/202509201556.QAvYX4v3-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250920/202509201556.QAvYX4v3-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/202509201556.QAvYX4v3-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/memcontrol.c:3890:2: error: call to undeclared function 'reparent_deferred_split_queue'; ISO C99 and later do not support implicit function declarations [-Wimplicit-function-declaration] 3890 | reparent_deferred_split_queue(memcg); | ^ 1 error generated. vim +/reparent_deferred_split_queue +3890 mm/memcontrol.c 3877 3878 static void mem_cgroup_css_offline(struct cgroup_subsys_state *css) 3879 { 3880 struct mem_cgroup *memcg = mem_cgroup_from_css(css); 3881 3882 memcg1_css_offline(memcg); 3883 3884 page_counter_set_min(&memcg->memory, 0); 3885 page_counter_set_low(&memcg->memory, 0); 3886 3887 zswap_memcg_offline_cleanup(memcg); 3888 3889 memcg_offline_kmem(memcg); > 3890 reparent_deferred_split_queue(memcg); 3891 reparent_shrinker_deferred(memcg); 3892 wb_memcg_offline(memcg); 3893 lru_gen_offline_memcg(memcg); 3894 3895 drain_all_stock(memcg); 3896 3897 mem_cgroup_id_put(memcg); 3898 } 3899 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki