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X-CSE-ConnectionGUID: /nihVRgtRMCjmVXS3cd9NA== X-CSE-MsgGUID: 8zzxVgFDQC67igajQsEz0Q== X-IronPort-AV: E=McAfee;i="6800,10657,11892"; a="106218178" X-IronPort-AV: E=Sophos;i="6.25,256,1779174000"; d="scan'208";a="106218178" Received: from orviesa008.jf.intel.com ([10.64.159.148]) by fmvoesa102.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 01 Sep 2026 06:41:51 -0700 X-CSE-ConnectionGUID: xF4XZyquQGWdm/NY+bcZhQ== X-CSE-MsgGUID: Vi3SeTLPRMK1o+3SmmDfRg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,256,1779174000"; d="scan'208";a="268571051" Received: from lkp-server01.sh.intel.com (HELO bfac249b2189) ([10.239.97.150]) by orviesa008.jf.intel.com with ESMTP; 01 Sep 2026 06:41:46 -0700 Received: from kbuild by bfac249b2189 with local (Exim 4.98.2) (envelope-from ) id 1x1OkB-000000000rE-2GDC; Tue, 01 Sep 2026 13:41:43 +0000 Date: Tue, 1 Sep 2026 21:41:34 +0800 From: kernel test robot To: Bingfang Guo via B4 Relay , Andrew Morton , Chris Li , Kairui Song , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , Youngjun Park , Qi Zheng , Shakeel Butt , Axel Rasmussen , Yuanchu Xie , Wei Xu , Johannes Weiner , David Hildenbrand , Michal Hocko , Lorenzo Stoakes , Bingfang Guo Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] mm/memcg: clear folio memcg after changing per memcg stats Message-ID: <202609012136.TM23t7zi-lkp@intel.com> References: <20260901-memcg-swapcache-stats-fix-v2-1-9caad330459b@tencent.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260901-memcg-swapcache-stats-fix-v2-1-9caad330459b@tencent.com> Hi Bingfang, kernel test robot noticed the following build warnings: [auto build test WARNING on 88297631d4d42f6004cb39c0ba3da7d2d10a616f] url: https://github.com/intel-lab-lkp/linux/commits/Bingfang-Guo-via-B4-Relay/mm-memcg-clear-folio-memcg-after-changing-per-memcg-stats/20260901-144911 base: 88297631d4d42f6004cb39c0ba3da7d2d10a616f patch link: https://lore.kernel.org/r/20260901-memcg-swapcache-stats-fix-v2-1-9caad330459b%40tencent.com patch subject: [PATCH v2] mm/memcg: clear folio memcg after changing per memcg stats config: powerpc-randconfig-r071-20260901 (https://download.01.org/0day-ci/archive/20260901/202609012136.TM23t7zi-lkp@intel.com/config) compiler: clang version 20.1.8 (https://github.com/llvm/llvm-project 87f0227cb60147a26a1eeb4fb06e3b505e9c7261) smatch: v0.5.0-9187-g5189e3fb reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260901/202609012136.TM23t7zi-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/202609012136.TM23t7zi-lkp@intel.com/ All warnings (new ones prefixed by >>): >> Warning: mm/swap_state.c:317 function parameter 'swapout' not described in '__swap_cache_del_folio' >> Warning: mm/swap_state.c:317 function parameter 'swapout' not described in '__swap_cache_del_folio' -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki