From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id E4479C433EF for ; Wed, 8 Dec 2021 22:53:03 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240766AbhLHW4e (ORCPT ); Wed, 8 Dec 2021 17:56:34 -0500 Received: from mga04.intel.com ([192.55.52.120]:5015 "EHLO mga04.intel.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234435AbhLHW4e (ORCPT ); Wed, 8 Dec 2021 17:56:34 -0500 X-IronPort-AV: E=McAfee;i="6200,9189,10192"; a="236707255" X-IronPort-AV: E=Sophos;i="5.88,190,1635231600"; d="scan'208";a="236707255" Received: from orsmga005.jf.intel.com ([10.7.209.41]) by fmsmga104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Dec 2021 14:53:01 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.88,190,1635231600"; d="scan'208";a="680099181" Received: from lkp-server02.sh.intel.com (HELO 9e1e9f9b3bcb) ([10.239.97.151]) by orsmga005.jf.intel.com with ESMTP; 08 Dec 2021 14:52:59 -0800 Received: from kbuild by 9e1e9f9b3bcb with local (Exim 4.92) (envelope-from ) id 1mv5o3-0001A1-0Q; Wed, 08 Dec 2021 22:52:59 +0000 Date: Thu, 9 Dec 2021 06:52:33 +0800 From: kernel test robot To: Hannes Reinecke Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Bartlomiej Zolnierkiewicz Subject: [hare-scsi-devel:ata-trace.v3 2/73] drivers/ata/libata-core.c:972:13: warning: no previous prototype for function 'ata_dev_class_string' Message-ID: <202112090629.8XnsDIKk-lkp@intel.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org tree: https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git ata-trace.v3 head: d973dee7af0328b9176e4a1710fb73093c334698 commit: 41c489a28ae800ac33f419ad83135261e9eba85c [2/73] libata: Add ata_port_classify() helper config: i386-randconfig-r021-20211207 (https://download.01.org/0day-ci/archive/20211209/202112090629.8XnsDIKk-lkp@intel.com/config) compiler: clang version 14.0.0 (https://github.com/llvm/llvm-project 097a1cb1d5ebb3a0ec4bcaed8ba3ff6a8e33c00a) 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://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git/commit/?id=41c489a28ae800ac33f419ad83135261e9eba85c git remote add hare-scsi-devel https://git.kernel.org/pub/scm/linux/kernel/git/hare/scsi-devel.git git fetch --no-tags hare-scsi-devel ata-trace.v3 git checkout 41c489a28ae800ac33f419ad83135261e9eba85c # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=clang make.cross W=1 O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kernel/ drivers/ata/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> drivers/ata/libata-core.c:972:13: warning: no previous prototype for function 'ata_dev_class_string' [-Wmissing-prototypes] const char *ata_dev_class_string(unsigned int class) ^ drivers/ata/libata-core.c:972:7: note: declare 'static' if the function is not intended to be used outside of this translation unit const char *ata_dev_class_string(unsigned int class) ^ static 1 warning generated. vim +/ata_dev_class_string +972 drivers/ata/libata-core.c 971 > 972 const char *ata_dev_class_string(unsigned int class) 973 { 974 static const char * const class_str[] = { 975 "unknown", 976 "ATA", 977 "ATA (unsupported)", 978 "ATAPI", 979 "ATAPI (unsupported", 980 "PMP", 981 "PMP (unsupported)", 982 "SEMB", 983 "SEMB (unsupported)", 984 "ZAC", 985 "ZAC (unsupported)", 986 "none", 987 }; 988 if (class == 0 || (class - 1) >= ARRAY_SIZE(class_str)) 989 return "unknown"; 990 return class_str[class - 1]; 991 } 992 --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org