From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.12]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1BD6022DF92; Thu, 27 Feb 2025 12:47:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.12 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740660440; cv=none; b=F6HNHYJlz/3uFW6+ZN9YEaei5DV5icUnOPGVKgS8d4+Nyp7duh56Kg5GlRH6inebihssQ1+AgfSdwcXPEjFdCe0voC4ktuXS9CAGpkx2enf3W9ROkqETwItWgbxzzHzR3J6eUqmKguoj631yu2J+RtjnkyNJJkdnTt+GQYz5lIo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740660440; c=relaxed/simple; bh=3C6LfeONdJOFLj+p0EbKVvPdF23zDoQ10QCYeO/qWGk=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=qxFNNkNaqauK4lsdBtUWetZIknentlA5XhGfAtMHnOiBCnDYHhYIvTlkNxCq13dVs3ioMHEDFDM5KWooeoL45HLQR650mxA1X+ag7oL0aMt0+yO2g4VK+CQaVa5j1ez4UnsaelFLNE6LmJ+q5NM8hhARWAtV+YTc0OTGD927Kak= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=iOxEIk8N; arc=none smtp.client-ip=198.175.65.12 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="iOxEIk8N" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1740660439; x=1772196439; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=3C6LfeONdJOFLj+p0EbKVvPdF23zDoQ10QCYeO/qWGk=; b=iOxEIk8NN8RHrl5y9jDolBY0k62rcMjsVVJew/trprWiefMc1y2YD+BX OE9OWg09xUyFqn++488U7lgov2RpYk7VzdIk0ivIajLyn06MK3h+9qQbA bOgbIVXnCzz3X9YD0VPQuF79QY9IQlwXoUiQtMO+UnfozXA8Ed5YNO8ia j1YP7jK519rwKt1dAbaTvZhY8E8jt6HrVzARmicJ9L/Uo5QPApbU2XIJs BB6GZMmZCXbAviV5o5JTauhR3dw4gbn/t068OsLV/YpqsXPucUJpxtpra 28M9cSzUb399nTwE20GsEjINge4jzXEjQMn4EWebbIH4E7J4VEjpiNoqy Q==; X-CSE-ConnectionGUID: Wjda+BMWRVq9C45tvoRMBQ== X-CSE-MsgGUID: WyQtcAA5TUKWpRDWMQJozw== X-IronPort-AV: E=McAfee;i="6700,10204,11358"; a="52942652" X-IronPort-AV: E=Sophos;i="6.13,319,1732608000"; d="scan'208";a="52942652" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa104.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 27 Feb 2025 04:47:18 -0800 X-CSE-ConnectionGUID: o+KrKfJATMimeNe7Axwrgw== X-CSE-MsgGUID: bDUITUR/R++TizCvmZutgg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.13,319,1732608000"; d="scan'208";a="121616508" Received: from lkp-server02.sh.intel.com (HELO 76cde6cc1f07) ([10.239.97.151]) by fmviesa005.fm.intel.com with ESMTP; 27 Feb 2025 04:47:13 -0800 Received: from kbuild by 76cde6cc1f07 with local (Exim 4.96) (envelope-from ) id 1tndIF-000DMg-00; Thu, 27 Feb 2025 12:47:11 +0000 Date: Thu, 27 Feb 2025 20:46:57 +0800 From: kernel test robot To: Thomas Zimmermann , lee@kernel.org, pavel@ucw.cz, danielt@kernel.org, jingoohan1@gmail.com, deller@gmx.de, simona@ffwll.ch Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, linux-leds@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-fbdev@vger.kernel.org, Thomas Zimmermann Subject: Re: [PATCH v2 06/11] backlight: Replace fb events with a dedicated function call Message-ID: <202502272049.iWEcMOrk-lkp@intel.com> References: <20250226093456.147402-7-tzimmermann@suse.de> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250226093456.147402-7-tzimmermann@suse.de> Hi Thomas, kernel test robot noticed the following build errors: [auto build test ERROR on lee-backlight/for-backlight-next] [also build test ERROR on lee-leds/for-leds-next linus/master lee-backlight/for-backlight-fixes v6.14-rc4 next-20250227] [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/Thomas-Zimmermann/fbdev-Rework-fb_blank/20250226-174013 base: https://git.kernel.org/pub/scm/linux/kernel/git/lee/backlight.git for-backlight-next patch link: https://lore.kernel.org/r/20250226093456.147402-7-tzimmermann%40suse.de patch subject: [PATCH v2 06/11] backlight: Replace fb events with a dedicated function call config: arm-randconfig-002-20250227 (https://download.01.org/0day-ci/archive/20250227/202502272049.iWEcMOrk-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250227/202502272049.iWEcMOrk-lkp@intel.com/reproduce) If you fix the issue in a separate patch/commit (i.e. not just a new version of the same patch/commit), kindly add following tags | Reported-by: kernel test robot | Closes: https://lore.kernel.org/oe-kbuild-all/202502272049.iWEcMOrk-lkp@intel.com/ All error/warnings (new ones prefixed by >>): In file included from arch/arm/mach-omap2/fb.c:16: In file included from include/linux/omapfb.h:13: In file included from include/uapi/linux/omapfb.h:28: >> include/linux/fb.h:767:6: warning: no previous prototype for function 'fb_bl_notify_blank' [-Wmissing-prototypes] 767 | void fb_bl_notify_blank(struct fb_info *info, int old_blank) | ^ include/linux/fb.h:767:1: note: declare 'static' if the function is not intended to be used outside of this translation unit 767 | void fb_bl_notify_blank(struct fb_info *info, int old_blank) | ^ | static 1 warning generated. -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-vdi.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-smfc.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-cpmem.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-image-convert.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-ic-csc.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-ic.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-dmfc.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-dp.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-di.o:(.text+0x0) -- >> ld.lld: error: duplicate symbol: fb_bl_notify_blank >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-common.o:(fb_bl_notify_blank) >>> defined at fb.h:768 (include/linux/fb.h:768) >>> drivers/gpu/ipu-v3/ipu-dc.o:(.text+0x0) .. -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki