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X-CSE-ConnectionGUID: hvzq1u2IRJ+NC17ieAjwiw== X-CSE-MsgGUID: c7cJRh/0TxKEcp78Oi3IGA== X-IronPort-AV: E=McAfee;i="6700,10204,11221"; a="27959190" X-IronPort-AV: E=Sophos;i="6.11,194,1725346800"; d="scan'208";a="27959190" Received: from orviesa010.jf.intel.com ([10.64.159.150]) by orvoesa113.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 10 Oct 2024 21:42:58 -0700 X-CSE-ConnectionGUID: KJglW9e3T0WVrSBrbjM5uw== X-CSE-MsgGUID: uCRysRmrTnaJG5jbWpYrcg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.11,194,1725346800"; d="scan'208";a="76712342" Received: from lkp-server01.sh.intel.com (HELO a48cf1aa22e8) ([10.239.97.150]) by orviesa010.jf.intel.com with ESMTP; 10 Oct 2024 21:42:56 -0700 Received: from kbuild by a48cf1aa22e8 with local (Exim 4.96) (envelope-from ) id 1sz7UL-000Bob-0F; Fri, 11 Oct 2024 04:42:53 +0000 Date: Fri, 11 Oct 2024 12:42:34 +0800 From: kernel test robot To: Bibo Mao , Huacai Chen , Andrey Ryabinin , Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , David Hildenbrand , Barry Song , loongarch@lists.linux.dev, linux-kernel@vger.kernel.org, kasan-dev@googlegroups.com Subject: Re: [PATCH 2/4] mm/sparse-vmemmap: set pte_init when vmemmap is created Message-ID: <202410111213.dfJ08626-lkp@intel.com> References: <20241010035048.3422527-3-maobibo@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: <20241010035048.3422527-3-maobibo@loongson.cn> Hi Bibo, kernel test robot noticed the following build warnings: [auto build test WARNING on 87d6aab2389e5ce0197d8257d5f8ee965a67c4cd] url: https://github.com/intel-lab-lkp/linux/commits/Bibo-Mao/LoongArch-Set-pte-entry-with-PAGE_GLOBAL-for-kernel-space/20241010-115120 base: 87d6aab2389e5ce0197d8257d5f8ee965a67c4cd patch link: https://lore.kernel.org/r/20241010035048.3422527-3-maobibo%40loongson.cn patch subject: [PATCH 2/4] mm/sparse-vmemmap: set pte_init when vmemmap is created config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20241011/202410111213.dfJ08626-lkp@intel.com/config) compiler: gcc-11 (Debian 11.3.0-12) 11.3.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20241011/202410111213.dfJ08626-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/202410111213.dfJ08626-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/sparse-vmemmap.c:187:23: warning: no previous prototype for 'kernel_pte_init' [-Wmissing-prototypes] 187 | void __weak __meminit kernel_pte_init(void *addr) | ^~~~~~~~~~~~~~~ vim +/kernel_pte_init +187 mm/sparse-vmemmap.c 186 > 187 void __weak __meminit kernel_pte_init(void *addr) 188 { 189 } 190 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki