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X-IronPort-AV: E=McAfee;i="6600,9927,10653"; a="318874996" X-IronPort-AV: E=Sophos;i="5.98,272,1673942400"; d="scan'208";a="318874996" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga107.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 18 Mar 2023 19:18:02 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10653"; a="854880049" X-IronPort-AV: E=Sophos;i="5.98,272,1673942400"; d="scan'208";a="854880049" Received: from lkp-server01.sh.intel.com (HELO b613635ddfff) ([10.239.97.150]) by orsmga005.jf.intel.com with ESMTP; 18 Mar 2023 19:17:59 -0700 Received: from kbuild by b613635ddfff with local (Exim 4.96) (envelope-from ) id 1pdicQ-000ALK-0q; Sun, 19 Mar 2023 02:17:58 +0000 Date: Sun, 19 Mar 2023 10:16:59 +0800 From: kernel test robot To: Lorenzo Stoakes , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-fsdevel@vger.kernel.org, Andrew Morton Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Baoquan He , Uladzislau Rezki , Matthew Wilcox , David Hildenbrand , Liu Shixin , Jiri Olsa , Lorenzo Stoakes Subject: Re: [PATCH 4/4] mm: vmalloc: convert vread() to vread_iter() Message-ID: <202303191017.vsaaDpyw-lkp@intel.com> References: <119871ea9507eac7be5d91db38acdb03981e049e.1679183626.git.lstoakes@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <119871ea9507eac7be5d91db38acdb03981e049e.1679183626.git.lstoakes@gmail.com> X-Rspamd-Queue-Id: F2BD4180008 X-Stat-Signature: cyc4t5xdai1dnndn48kgz3mwei6o6ewm X-Rspam-User: X-Rspamd-Server: rspam08 X-HE-Tag: 1679192283-598763 X-HE-Meta: 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 frBGEp3a 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Hi Lorenzo, Thank you for the patch! Perhaps something to improve: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on linus/master v6.3-rc2 next-20230317] [If your patch is applied to the wrong git tree, kindly drop us a note. And when submitting patch, we suggest to use '--base' as documented in https://git-scm.com/docs/git-format-patch#_base_tree_information] url: https://github.com/intel-lab-lkp/linux/commits/Lorenzo-Stoakes/fs-proc-kcore-Avoid-bounce-buffer-for-ktext-data/20230319-082147 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/119871ea9507eac7be5d91db38acdb03981e049e.1679183626.git.lstoakes%40gmail.com patch subject: [PATCH 4/4] mm: vmalloc: convert vread() to vread_iter() config: sh-randconfig-r013-20230319 (https://download.01.org/0day-ci/archive/20230319/202303191017.vsaaDpyw-lkp@intel.com/config) compiler: sh4-linux-gcc (GCC) 12.1.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/intel-lab-lkp/linux/commit/a28f374d35bd294a529fcba0b69c8b0e2b66fa6c git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Lorenzo-Stoakes/fs-proc-kcore-Avoid-bounce-buffer-for-ktext-data/20230319-082147 git checkout a28f374d35bd294a529fcba0b69c8b0e2b66fa6c # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=sh SHELL=/bin/bash If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot | Link: https://lore.kernel.org/oe-kbuild-all/202303191017.vsaaDpyw-lkp@intel.com/ All warnings (new ones prefixed by >>): >> mm/nommu.c:201:6: warning: no previous prototype for 'vread' [-Wmissing-prototypes] 201 | long vread(char *buf, char *addr, unsigned long count) | ^~~~~ vim +/vread +201 mm/nommu.c ^1da177e4c3f41 Linus Torvalds 2005-04-16 200 ^1da177e4c3f41 Linus Torvalds 2005-04-16 @201 long vread(char *buf, char *addr, unsigned long count) ^1da177e4c3f41 Linus Torvalds 2005-04-16 202 { 9bde916bc73255 Chen Gang 2013-07-03 203 /* Don't allow overflow */ 9bde916bc73255 Chen Gang 2013-07-03 204 if ((unsigned long) buf + count < count) 9bde916bc73255 Chen Gang 2013-07-03 205 count = -(unsigned long) buf; 9bde916bc73255 Chen Gang 2013-07-03 206 ^1da177e4c3f41 Linus Torvalds 2005-04-16 207 memcpy(buf, addr, count); ^1da177e4c3f41 Linus Torvalds 2005-04-16 208 return count; ^1da177e4c3f41 Linus Torvalds 2005-04-16 209 } ^1da177e4c3f41 Linus Torvalds 2005-04-16 210 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests