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 5B8F5C433F5 for ; Sun, 3 Apr 2022 11:34:35 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S238193AbiDCLg1 (ORCPT ); Sun, 3 Apr 2022 07:36:27 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57562 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231165AbiDCLgZ (ORCPT ); Sun, 3 Apr 2022 07:36:25 -0400 Received: from mga18.intel.com (mga18.intel.com [134.134.136.126]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id E402737005 for ; Sun, 3 Apr 2022 04:34:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1648985671; x=1680521671; h=date:from:to:cc:subject:message-id:mime-version; bh=w3+dJSG41YiOYCe9pq5tbHjd700xrUaUy6TiG5GC9sw=; b=g3tMmrAnI4ta7BD+bmAX0xRXs737odcDmHbF1BkdZWZzGxXM9CoN+tqM 5GruWfqZkt4267PM3tCPqg9s4oJGlGXqUVIyNKp3c72Y/7TqdNOL9lFte nTxjJBt91x3mTs9oOe0beOcG554OoAyOAJ/sMC2zgqjS/pVJTI4IZ98CC c0gjzw/CYxtPUjKKSziX7j5hYAYydCc2ruum5ix7pnhuWsC4sLdXDxU7t oLERc85a2YqJONpJif73u6+5GUyXr7K/sNQqLpGstVfyFCWp8NniqRmWD KFkbFz8nkxzdjcTPDu+GlPow3AGdTYeUamFduT5ICIL/mwZOnkCaBhCKL A==; X-IronPort-AV: E=McAfee;i="6200,9189,10305"; a="242519817" X-IronPort-AV: E=Sophos;i="5.90,231,1643702400"; d="scan'208";a="242519817" Received: from orsmga006.jf.intel.com ([10.7.209.51]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 03 Apr 2022 04:34:30 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="5.90,231,1643702400"; d="scan'208";a="523282238" Received: from lkp-server02.sh.intel.com (HELO a44fdfb70b94) ([10.239.97.151]) by orsmga006.jf.intel.com with ESMTP; 03 Apr 2022 04:34:28 -0700 Received: from kbuild by a44fdfb70b94 with local (Exim 4.95) (envelope-from ) id 1nayV1-0000v7-G1; Sun, 03 Apr 2022 11:34:27 +0000 Date: Sun, 3 Apr 2022 19:33:28 +0800 From: kernel test robot To: Nathan Chancellor Cc: llvm@lists.linux.dev, kbuild-all@lists.01.org, linux-kernel@vger.kernel.org, Greg Kroah-Hartman , Nick Desaulniers , Michael Ellerman Subject: [linux-stable-rc:queue/5.10 3948/9999] arch/powerpc/platforms/4xx/pci.c:47:19: error: unused function 'ppc440spe_revA' Message-ID: <202204031917.yHHLo75R-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 Nathan, FYI, the error/warning still remains. tree: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git queue/5.10 head: 852e92a491fd83515d5683537bfdb2d90d483344 commit: a024e88f8ab79a7b7e15337096d4f5f77edc6a49 [3948/9999] powerpc/barrier: Avoid collision with clang's __lwsync macro config: powerpc-randconfig-c003-20220403 (https://download.01.org/0day-ci/archive/20220403/202204031917.yHHLo75R-lkp@intel.com/config) compiler: clang version 15.0.0 (https://github.com/llvm/llvm-project c4a1b07d0979e7ff20d7d541af666d822d66b566) 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 powerpc cross compiling tool for clang build # apt-get install binutils-powerpc-linux-gnu # https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?id=a024e88f8ab79a7b7e15337096d4f5f77edc6a49 git remote add linux-stable-rc https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git git fetch --no-tags linux-stable-rc queue/5.10 git checkout a024e88f8ab79a7b7e15337096d4f5f77edc6a49 # 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=powerpc SHELL=/bin/bash arch/powerpc/ If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>): >> arch/powerpc/platforms/4xx/pci.c:47:19: error: unused function 'ppc440spe_revA' [-Werror,-Wunused-function] static inline int ppc440spe_revA(void) ^ 1 error generated. vim +/ppc440spe_revA +47 arch/powerpc/platforms/4xx/pci.c a2d2e1ec07a809 arch/powerpc/sysdev/ppc4xx_pci.c Benjamin Herrenschmidt 2007-12-21 41 8308c54d7e312f arch/powerpc/sysdev/ppc4xx_pci.c Jeremy Fitzhardinge 2008-09-11 42 #define RES_TO_U32_LOW(val) \ 8308c54d7e312f arch/powerpc/sysdev/ppc4xx_pci.c Jeremy Fitzhardinge 2008-09-11 43 ((sizeof(resource_size_t) > sizeof(u32)) ? U64_TO_U32_LOW(val) : (val)) 8308c54d7e312f arch/powerpc/sysdev/ppc4xx_pci.c Jeremy Fitzhardinge 2008-09-11 44 #define RES_TO_U32_HIGH(val) \ 8308c54d7e312f arch/powerpc/sysdev/ppc4xx_pci.c Jeremy Fitzhardinge 2008-09-11 45 ((sizeof(resource_size_t) > sizeof(u32)) ? U64_TO_U32_HIGH(val) : (0)) a2d2e1ec07a809 arch/powerpc/sysdev/ppc4xx_pci.c Benjamin Herrenschmidt 2007-12-21 46 accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 @47 static inline int ppc440spe_revA(void) accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 48 { accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 49 /* Catch both 440SPe variants, with and without RAID6 support */ accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 50 if ((mfspr(SPRN_PVR) & 0xffefffff) == 0x53421890) accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 51 return 1; accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 52 else accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 53 return 0; accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 54 } accf5ef254b9dd arch/powerpc/sysdev/ppc4xx_pci.c Stefan Roese 2007-12-21 55 :::::: The code at line 47 was first introduced by commit :::::: accf5ef254b9dd4d3b53040dd73d80875c2cd39b [POWERPC] 4xx: Add 440SPe revA runtime detection to PCIe :::::: TO: Stefan Roese :::::: CC: Josh Boyer -- 0-DAY CI Kernel Test Service https://01.org/lkp