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 64FDEC678D4 for ; Thu, 19 Jan 2023 18:36:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229773AbjASSgg (ORCPT ); Thu, 19 Jan 2023 13:36:36 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:57568 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229544AbjASSge (ORCPT ); Thu, 19 Jan 2023 13:36:34 -0500 Received: from mga07.intel.com (mga07.intel.com [134.134.136.100]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 22D2866033; Thu, 19 Jan 2023 10:36:33 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1674153393; x=1705689393; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=zwVVjUESJIESReT22YjiSWRMur/H9GgTgPJMfoIT7L0=; b=KWphWsiCioYMECx6nzJITeyUJJQuDX/swYpZgLsElr+y+knr6YER8gWU 2fExfoMTHUfJYfan5o1vdIw4nGW1hmvLejw61cF7l3Ks6Mc5dCG69qMHq mEgphmjDSbMuzJNX8SftxL40XMSwGF4Y2fLhVbL54UUzlHNijhPLl6EJs qv8SY0IqFQ+xa64hU1az9Fc/7jE8ZDM2H0P97+/KAVK77W4kH507EjBv5 41DUvK41HuC3ZLPIA/dn8DaEBVBQ8OIzRlsgf1HmBSnFQnpThYh8N3OID 5JLlT/+OcrEYeQMdZXlB80keCTAnDU8rEjEak6F/izI+ekTIM/eZrlV/z w==; X-IronPort-AV: E=McAfee;i="6500,9779,10595"; a="389895167" X-IronPort-AV: E=Sophos;i="5.97,229,1669104000"; d="scan'208";a="389895167" Received: from fmsmga002.fm.intel.com ([10.253.24.26]) by orsmga105.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Jan 2023 10:36:09 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6500,9779,10595"; a="768345053" X-IronPort-AV: E=Sophos;i="5.97,229,1669104000"; d="scan'208";a="768345053" Received: from lkp-server01.sh.intel.com (HELO 5646d64e7320) ([10.239.97.150]) by fmsmga002.fm.intel.com with ESMTP; 19 Jan 2023 10:36:06 -0800 Received: from kbuild by 5646d64e7320 with local (Exim 4.96) (envelope-from ) id 1pIZld-0001jS-1k; Thu, 19 Jan 2023 18:36:05 +0000 Date: Fri, 20 Jan 2023 02:35:21 +0800 From: kernel test robot To: Jianhua Lu , Lee Jones , Daniel Thompson , Jingoo Han , Pavel Machek , Rob Herring , Krzysztof Kozlowski , Helge Deller Cc: oe-kbuild-all@lists.linux.dev, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-leds@vger.kernel.org, devicetree@vger.kernel.org, linux-fbdev@vger.kernel.org, Jianhua Lu Subject: Re: [PATCH v6 2/2] backlight: ktz8866: Add support for Kinetic KTZ8866 backlight Message-ID: <202301200239.m4ZDprWz-lkp@intel.com> References: <20230118131002.15453-2-lujianhua000@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230118131002.15453-2-lujianhua000@gmail.com> Precedence: bulk List-ID: X-Mailing-List: linux-fbdev@vger.kernel.org Hi Jianhua, I love your patch! Perhaps something to improve: [auto build test WARNING on lee-backlight/for-backlight-next] [also build test WARNING on lee-backlight/for-backlight-fixes lee-leds/for-leds-next pavel-leds/for-next linus/master v6.2-rc4 next-20230119] [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/Jianhua-Lu/backlight-ktz8866-Add-support-for-Kinetic-KTZ8866-backlight/20230118-214354 base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight.git for-backlight-next patch link: https://lore.kernel.org/r/20230118131002.15453-2-lujianhua000%40gmail.com patch subject: [PATCH v6 2/2] backlight: ktz8866: Add support for Kinetic KTZ8866 backlight config: parisc-randconfig-r031-20230119 (https://download.01.org/0day-ci/archive/20230120/202301200239.m4ZDprWz-lkp@intel.com/config) compiler: hppa-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/b862510e8bf9eb34db9d71a372b9de05682cb8ad git remote add linux-review https://github.com/intel-lab-lkp/linux git fetch --no-tags linux-review Jianhua-Lu/backlight-ktz8866-Add-support-for-Kinetic-KTZ8866-backlight/20230118-214354 git checkout b862510e8bf9eb34db9d71a372b9de05682cb8ad # save the config file mkdir build_dir && cp config build_dir/.config COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc olddefconfig COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-12.1.0 make.cross W=1 O=build_dir ARCH=parisc SHELL=/bin/bash drivers/video/backlight/ If you fix the issue, kindly add following tag where applicable | Reported-by: kernel test robot All warnings (new ones prefixed by >>): In file included from include/linux/bits.h:6, from include/linux/ratelimit_types.h:5, from include/linux/ratelimit.h:5, from include/linux/dev_printk.h:16, from include/linux/device.h:15, from include/linux/backlight.h:12, from drivers/video/backlight/ktz8866.c:8: include/vdso/bits.h: In function 'ktz8866_init': >> include/vdso/bits.h:7:40: warning: 'val' is used uninitialized [-Wuninitialized] 7 | #define BIT(nr) (UL(1) << (nr)) | ^~ drivers/video/backlight/ktz8866.c:98:22: note: 'val' was declared here 98 | unsigned int val; | ^~~ vim +/val +7 include/vdso/bits.h 3945ff37d2f48d Vincenzo Frascino 2020-03-20 6 3945ff37d2f48d Vincenzo Frascino 2020-03-20 @7 #define BIT(nr) (UL(1) << (nr)) 3945ff37d2f48d Vincenzo Frascino 2020-03-20 8 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests