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 14BF5C433EF for ; Fri, 8 Apr 2022 07:39:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229763AbiDHHlj (ORCPT ); Fri, 8 Apr 2022 03:41:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:56938 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229480AbiDHHlf (ORCPT ); Fri, 8 Apr 2022 03:41:35 -0400 Received: from mga03.intel.com (mga03.intel.com [134.134.136.65]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 180881A8FEA for ; Fri, 8 Apr 2022 00:39:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1649403572; x=1680939572; h=date:from:to:cc:subject:message-id:mime-version; bh=3zrp1LCinPGbxnXslarJ2cePZid18+wENiG18pbmG/4=; b=Ph/TOTqE/8W9QoI7zLYU4Cgv4P6IIhsLoiikNuwEAdjlNQZwZ3Vqf0Pt YzCE9MYXsf1lck31a+noOwrt2ZO7VdUIHi4KcGajb5aLIxBZGkfxwRK4V 1Y5Nzftawu3/CMv16qqRYbM1gRYu+xPGTYRKjxEkalZvXFqQJbDMYqgYP EU5HMzOyitPoPVOE9bkMDk+5zkqYnDhX3nZ8+SM4OkwsjtWNE1KZ7byyV glOmiywJqUzaGqgEkYQPDaAtvRrcZmyfCDoDUVd9ew4afPoQ7LJ/GA7vr LD0JFe2p9wpMbBhv738t9QDPJDEuyY6BXZ9OuXry2yP6a1UeLUGzx4uBU Q==; X-IronPort-AV: E=McAfee;i="6400,9594,10310"; a="261529498" X-IronPort-AV: E=Sophos;i="5.90,244,1643702400"; d="scan'208";a="261529498" Received: from fmsmga006.fm.intel.com ([10.253.24.20]) by orsmga103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 08 Apr 2022 00:39:30 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,244,1643702400"; d="scan'208";a="794490563" Received: from lkp-server02.sh.intel.com (HELO a44fdfb70b94) ([10.239.97.151]) by fmsmga006.fm.intel.com with ESMTP; 08 Apr 2022 00:39:28 -0700 Received: from kbuild by a44fdfb70b94 with local (Exim 4.95) (envelope-from ) id 1ncjDM-0006Az-0o; Fri, 08 Apr 2022 07:39:28 +0000 Date: Fri, 8 Apr 2022 15:38:53 +0800 From: kernel test robot To: zhanglianjie Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Luis Chamberlain , Andrew Morton , Linux Memory Management List Subject: [mcgrof:sysctl-testing 12/18] mm/page-writeback.c:93:28: warning: unused variable 'dirty_bytes_min' Message-ID: <202204081510.D41wQr6m-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/mcgrof/linux.git sysctl-testing head: 7cde53da38a3ea00d75ef6a6ab06fa85b80bcf87 commit: 87125d15aa3c4046e902758a39062f213b3664ad [12/18] mm: move page-writeback sysctls to their own file config: s390-randconfig-r034-20220406 (https://download.01.org/0day-ci/archive/20220408/202204081510.D41wQr6m-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project 6b306233f78876a1d197ed6e1f05785505de7c63) 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 # install s390 cross compiling tool for clang build # apt-get install binutils-s390x-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git/commit/?id=87125d15aa3c4046e902758a39062f213b3664ad git remote add mcgrof https://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git git fetch --no-tags mcgrof sysctl-testing git checkout 87125d15aa3c4046e902758a39062f213b3664ad # 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=s390 SHELL=/bin/bash If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All warnings (new ones prefixed by >>): >> mm/page-writeback.c:93:28: warning: unused variable 'dirty_bytes_min' [-Wunused-const-variable] static const unsigned long dirty_bytes_min = 2 * PAGE_SIZE; ^ 1 warning generated. vim +/dirty_bytes_min +93 mm/page-writeback.c 91 92 /* this is needed for the proc_doulongvec_minmax of vm_dirty_bytes */ > 93 static const unsigned long dirty_bytes_min = 2 * PAGE_SIZE; 94 -- 0-DAY CI Kernel Test Service https://01.org/lkp