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 97500C433EF for ; Mon, 4 Apr 2022 15:27:26 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1351849AbiDDP3T (ORCPT ); Mon, 4 Apr 2022 11:29:19 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:49688 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S245461AbiDDP3Q (ORCPT ); Mon, 4 Apr 2022 11:29:16 -0400 Received: from mga05.intel.com (mga05.intel.com [192.55.52.43]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 0BE8133370 for ; Mon, 4 Apr 2022 08:27:20 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1649086040; x=1680622040; h=date:from:to:cc:subject:message-id:mime-version; bh=yU/nrfZ263LR5VUhJwSEVaYnpMgbfMGsS35R5MUtslE=; b=Pk3wm5SZx3ZEjLwr2ph5MtheWVddxvcuMCy87rv8PBxMCzW9/LF1fgfG 02zdPOD+D2N/bIzyqnBZhy6Gpbm75yu7kP/zrd76m8saNJNy8SKT0jsNr NScOetvdzbzc6TkP2K7Fq4KIwQeBIUiWV7hJRSwcoeILN5u9IOEt8SySd boNuMd+q08NM1Z/LnaP3TiUm78y5XbcXi30Ul/Bjsb40+37Z4PjPPdxlc rvO2RwdpoMlgjMi0e7zOrA61Tbn3CLZJnrAtFjW+GOtW2Wc8HVv177TRD 0qdFFQpimklBUU06jvVnSmyj6QbLzgCcm1axQ5phlLpnfhDcEalCxiio0 g==; X-IronPort-AV: E=McAfee;i="6200,9189,10307"; a="346979034" X-IronPort-AV: E=Sophos;i="5.90,234,1643702400"; d="scan'208";a="346979034" Received: from orsmga004.jf.intel.com ([10.7.209.38]) by fmsmga105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 04 Apr 2022 08:27:19 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,234,1643702400"; d="scan'208";a="657540959" Received: from lkp-server02.sh.intel.com (HELO a44fdfb70b94) ([10.239.97.151]) by orsmga004.jf.intel.com with ESMTP; 04 Apr 2022 08:27:18 -0700 Received: from kbuild by a44fdfb70b94 with local (Exim 4.95) (envelope-from ) id 1nbObt-00029g-EE; Mon, 04 Apr 2022 15:27:17 +0000 Date: Mon, 4 Apr 2022 23:27:14 +0800 From: kernel test robot To: Arnd Bergmann Cc: kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Ard Biesheuvel Subject: arch/arm/mach-iop32x/cp6.c:10:6: warning: no previous prototype for 'iop_enable_cp6' Message-ID: <202204042312.fVSuandr-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 Hi Arnd, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master head: 3123109284176b1532874591f7c81f3837bbdc17 commit: 6f5d248d05db9c4991366154f1a657a630faa583 ARM: iop32x: use GENERIC_IRQ_MULTI_HANDLER date: 4 months ago config: arm-randconfig-r002-20220404 (https://download.01.org/0day-ci/archive/20220404/202204042312.fVSuandr-lkp@intel.com/config) compiler: arm-linux-gnueabi-gcc (GCC) 11.2.0 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://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=6f5d248d05db9c4991366154f1a657a630faa583 git remote add linus https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git git fetch --no-tags linus master git checkout 6f5d248d05db9c4991366154f1a657a630faa583 # save the config file to linux build tree mkdir build_dir COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-11.2.0 make.cross O=build_dir ARCH=arm 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 >>): >> arch/arm/mach-iop32x/cp6.c:10:6: warning: no previous prototype for 'iop_enable_cp6' [-Wmissing-prototypes] 10 | void iop_enable_cp6(void) | ^~~~~~~~~~~~~~ arch/arm/mach-iop32x/cp6.c:43:13: warning: no previous prototype for 'iop_init_cp6_handler' [-Wmissing-prototypes] 43 | void __init iop_init_cp6_handler(void) | ^~~~~~~~~~~~~~~~~~~~ vim +/iop_enable_cp6 +10 arch/arm/mach-iop32x/cp6.c 9 > 10 void iop_enable_cp6(void) 11 { 12 u32 temp; 13 14 /* enable cp6 access */ 15 asm volatile ( 16 "mrc p15, 0, %0, c15, c1, 0\n\t" 17 "orr %0, %0, #(1 << 6)\n\t" 18 "mcr p15, 0, %0, c15, c1, 0\n\t" 19 "mrc p15, 0, %0, c15, c1, 0\n\t" 20 "mov %0, %0\n\t" 21 "sub pc, pc, #4 @ cp_wait\n\t" 22 : "=r"(temp)); 23 } 24 -- 0-DAY CI Kernel Test Service https://01.org/lkp