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X-IronPort-AV: E=McAfee;i="6600,9927,10915"; a="374138358" X-IronPort-AV: E=Sophos;i="6.04,253,1695711600"; d="scan'208";a="374138358" Received: from orsmga001.jf.intel.com ([10.7.209.18]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Dec 2023 12:08:48 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10915"; a="805394425" X-IronPort-AV: E=Sophos;i="6.04,253,1695711600"; d="scan'208";a="805394425" Received: from lkp-server02.sh.intel.com (HELO b07ab15da5fe) ([10.239.97.151]) by orsmga001.jf.intel.com with ESMTP; 05 Dec 2023 12:08:47 -0800 Received: from kbuild by b07ab15da5fe with local (Exim 4.96) (envelope-from ) id 1rAbin-0009ew-03; Tue, 05 Dec 2023 20:08:45 +0000 Date: Wed, 6 Dec 2023 04:08:28 +0800 From: kernel test robot To: Hyeonggon Yoo <42.hyeyoo@gmail.com> Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev Subject: Re: [RFC PATCH v3 15/21] mm/zsmalloc: convert __free_zspage() to use zsdesc Message-ID: <202312060342.tJyfMWv0-lkp@intel.com> References: <20231130101242.2590384-16-42.hyeyoo@gmail.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20231130101242.2590384-16-42.hyeyoo@gmail.com> Hi Hyeonggon, [This is a private test report for your RFC patch.] 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/Hyeonggon-Yoo/mm-zsmalloc-create-new-struct-zsdesc/20231130-181616 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20231130101242.2590384-16-42.hyeyoo%40gmail.com patch subject: [RFC PATCH v3 15/21] mm/zsmalloc: convert __free_zspage() to use zsdesc config: i386-buildonly-randconfig-003-20231202 (https://download.01.org/0day-ci/archive/20231206/202312060342.tJyfMWv0-lkp@intel.com/config) compiler: clang version 16.0.4 (https://github.com/llvm/llvm-project.git ae42196bc493ffe877a7e3dff8be32035dea4d07) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20231206/202312060342.tJyfMWv0-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/202312060342.tJyfMWv0-lkp@intel.com/ All warnings (new ones prefixed by >>): mm/zsmalloc.c:393:14: warning: no previous prototype for function 'zsdesc_zone' [-Wmissing-prototypes] struct zone *zsdesc_zone(struct zsdesc *zsdesc) ^ mm/zsmalloc.c:393:1: note: declare 'static' if the function is not intended to be used outside of this translation unit struct zone *zsdesc_zone(struct zsdesc *zsdesc) ^ static mm/zsmalloc.c:286:29: warning: unused function 'zsdesc_pfn' [-Wunused-function] static inline unsigned long zsdesc_pfn(const struct zsdesc *zsdesc) ^ mm/zsmalloc.c:296:20: warning: unused function 'zsdesc_get' [-Wunused-function] static inline void zsdesc_get(struct zsdesc *zsdesc) ^ >> mm/zsmalloc.c:320:20: warning: function 'zsdesc_is_locked' is not needed and will not be emitted [-Wunneeded-internal-declaration] static inline bool zsdesc_is_locked(struct zsdesc *zsdesc) ^ mm/zsmalloc.c:325:20: warning: unused function 'wait_on_zsdesc_locked' [-Wunused-function] static inline void wait_on_zsdesc_locked(struct zsdesc *zsdesc) ^ mm/zsmalloc.c:348:20: warning: unused function 'zsdesc_set_movable' [-Wunused-function] static inline void zsdesc_set_movable(struct zsdesc *zsdesc) ^ mm/zsmalloc.c:388:20: warning: unused function 'zsdesc_is_isolated' [-Wunused-function] static inline bool zsdesc_is_isolated(struct zsdesc *zsdesc) ^ 7 warnings generated. vim +/zsdesc_is_locked +320 mm/zsmalloc.c 319 > 320 static inline bool zsdesc_is_locked(struct zsdesc *zsdesc) 321 { 322 return PageLocked(zsdesc_page(zsdesc)); 323 } 324 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki