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X-CSE-ConnectionGUID: hO+q1pJ9Tqu4nDX1CPSPAQ== X-CSE-MsgGUID: Np79VUWgSvK0QTQX0hmsew== X-IronPort-AV: E=McAfee;i="6700,10204,11149"; a="30878948" X-IronPort-AV: E=Sophos;i="6.09,251,1716274800"; d="scan'208";a="30878948" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2024 04:49:38 -0700 X-CSE-ConnectionGUID: 9H+AyAjmRp6rJpQ8R1oIJQ== X-CSE-MsgGUID: Y12CPz/NRAuLuY1TnDmE/g== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.09,251,1716274800"; d="scan'208";a="54583516" Received: from lkp-server01.sh.intel.com (HELO 68891e0c336b) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 31 Jul 2024 04:49:34 -0700 Received: from kbuild by 68891e0c336b with local (Exim 4.96) (envelope-from ) id 1sZ7pj-000uCc-1d; Wed, 31 Jul 2024 11:49:31 +0000 Date: Wed, 31 Jul 2024 19:49:18 +0800 From: kernel test robot To: Zhiguo Jiang , Andrew Morton , linux-kernel@vger.kernel.org, Will Deacon , "Aneesh Kumar K.V" , Nick Piggin , Arnd Bergmann , Johannes Weiner , Michal Hocko , Roman Gushchin , Shakeel Butt , Muchun Song , linux-arch@vger.kernel.org, cgroups@vger.kernel.org, Barry Song <21cnbao@gmail.com> Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , opensource.kernel@vivo.com Subject: Re: [PATCH 2/2] mm: tlb: add tlb swap entries batch async release Message-ID: <202407311947.VPJNRqad-lkp@intel.com> References: <20240730114426.511-3-justinjiang@vivo.com> Precedence: bulk X-Mailing-List: cgroups@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: <20240730114426.511-3-justinjiang@vivo.com> Hi Zhiguo, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Zhiguo-Jiang/mm-move-task_is_dying-to-h-headfile/20240730-215136 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20240730114426.511-3-justinjiang%40vivo.com patch subject: [PATCH 2/2] mm: tlb: add tlb swap entries batch async release config: s390-allyesconfig (https://download.01.org/0day-ci/archive/20240731/202407311947.VPJNRqad-lkp@intel.com/config) compiler: s390-linux-gcc (GCC) 14.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240731/202407311947.VPJNRqad-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/202407311947.VPJNRqad-lkp@intel.com/ All warnings (new ones prefixed by >>): In file included from arch/s390/include/asm/tlb.h:39, from mm/oom_kill.c:49: >> include/asm-generic/tlb.h:327:6: warning: no previous prototype for '__tlb_remove_swap_entries' [-Wmissing-prototypes] 327 | bool __tlb_remove_swap_entries(struct mmu_gather *tlb, | ^~~~~~~~~~~~~~~~~~~~~~~~~ vim +/__tlb_remove_swap_entries +327 include/asm-generic/tlb.h 323 324 extern bool __tlb_remove_swap_entries(struct mmu_gather *tlb, 325 swp_entry_t entry, int nr); 326 #else > 327 bool __tlb_remove_swap_entries(struct mmu_gather *tlb, 328 swp_entry_t entry, int nr) 329 { 330 return false; 331 } 332 #endif 333 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki