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X-CSE-ConnectionGUID: PrBFU6uPQomyMcihsDGd0g== X-CSE-MsgGUID: DUzhg5BhSUybQJv1z32xrw== X-IronPort-AV: E=McAfee;i="6800,10657,11524"; a="57729986" X-IronPort-AV: E=Sophos;i="6.17,293,1747724400"; d="scan'208";a="57729986" Received: from fmviesa009.fm.intel.com ([10.60.135.149]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 16 Aug 2025 10:43:34 -0700 X-CSE-ConnectionGUID: u5fyoiCRSxqNtJTZgcMK7g== X-CSE-MsgGUID: +IACfkfOQvyRdCq6GHi/iA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.17,293,1747724400"; d="scan'208";a="167621159" Received: from lkp-server02.sh.intel.com (HELO 4ea60e6ab079) ([10.239.97.151]) by fmviesa009.fm.intel.com with ESMTP; 16 Aug 2025 10:43:31 -0700 Received: from kbuild by 4ea60e6ab079 with local (Exim 4.96) (envelope-from ) id 1unKvy-000D3o-2K; Sat, 16 Aug 2025 17:43:20 +0000 Date: Sun, 17 Aug 2025 01:42:33 +0800 From: kernel test robot To: Huacai Chen , Huacai Chen , Andrew Morton Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, Linux Memory Management List , David Hildenbrand , Zi Yan , Lorenzo Stoakes , Harry Yoo , linux-kernel@vger.kernel.org Subject: Re: [PATCH V2] mm/migrate: Fix NULL movable_ops if CONFIG_ZSMALLOC=m Message-ID: <202508170118.0VFEAq7Q-lkp@intel.com> References: <20250816072149.1952348-1-chenhuacai@loongson.cn> 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: <20250816072149.1952348-1-chenhuacai@loongson.cn> Hi Huacai, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] url: https://github.com/intel-lab-lkp/linux/commits/Huacai-Chen/mm-migrate-Fix-NULL-movable_ops-if-CONFIG_ZSMALLOC-m/20250816-152326 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20250816072149.1952348-1-chenhuacai%40loongson.cn patch subject: [PATCH V2] mm/migrate: Fix NULL movable_ops if CONFIG_ZSMALLOC=m config: arm-randconfig-003-20250817 (https://download.01.org/0day-ci/archive/20250817/202508170118.0VFEAq7Q-lkp@intel.com/config) compiler: clang version 22.0.0git (https://github.com/llvm/llvm-project 93d24b6b7b148c47a2fa228a4ef31524fa1d9f3f) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250817/202508170118.0VFEAq7Q-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/202508170118.0VFEAq7Q-lkp@intel.com/ All errors (new ones prefixed by >>): >> mm/migrate.c:58:42: error: too few arguments provided to function-like macro invocation 58 | EXPORT_SYMBOL_GPL_FOR_MODULES(movable_ops); | ^ include/linux/export.h:94:9: note: macro 'EXPORT_SYMBOL_GPL_FOR_MODULES' defined here 94 | #define EXPORT_SYMBOL_GPL_FOR_MODULES(sym, mods) __EXPORT_SYMBOL(sym, "GPL", "module:" mods) | ^ >> mm/migrate.c:58:1: error: type specifier missing, defaults to 'int'; ISO C99 and later do not support implicit int [-Wimplicit-int] 58 | EXPORT_SYMBOL_GPL_FOR_MODULES(movable_ops); | ^ | int 2 errors generated. vim +58 mm/migrate.c 57 > 58 EXPORT_SYMBOL_GPL_FOR_MODULES(movable_ops); 59 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki