From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.18]) (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 B58CA37AA86; Fri, 23 Jan 2026 02:44:37 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769136307; cv=none; b=M4Bl1MNsZrNjJGzGR3BlSDUMrBfRi07HS6cWFrpvbTAqopiPD7/wy7kn0W74GUUwXs6VeX+xDILQgUNJYwenYqR2Cis8cbfJ7nlCZmy1dPD//gaSd5yvAN/cL0xIzUYaIlqgSf8o3CcuNpQxUqBm3EhpkPOVuLvSGkvuI7ViHCI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769136307; c=relaxed/simple; bh=8ndyNJikJsEpVSc9dj51nBXSlOB/gf6TZifRUHaN9w0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Nxujjmq9tGrQIzAOI90mStzCG20BpYAi5lb0ZJSzAkWU7kldgfxL5FAuVPYFZY7SEGbz2346WKOAHq91J8+AinFQXL1N7/t2IJguTgYXjlIz92MqAWH3BBOFD5W47rCJg/GZrKH+SI+G/lwWvU5ap8UENQS6HL807cKjt6zXHxk= 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=naoh1Ltm; arc=none smtp.client-ip=198.175.65.18 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="naoh1Ltm" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1769136282; x=1800672282; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=8ndyNJikJsEpVSc9dj51nBXSlOB/gf6TZifRUHaN9w0=; b=naoh1LtmKGEbefJO+kLrow5rpUNOrDKpSIVMr0IZGoqjYtVGVBI9uhPT hHGOkd605PkLj398AoJT+YuKlMoS3XTpiNTR11bahrOo7CFbp8riJSx6c WqA86vx3losqWhuP1UoL3POmSjVxDohwM+IQUFiyQVjYiCwrNr4StAvyN tFIUuSXpXMNKlAI+WTdfiolHgxIY/85yg1/FXC/zeD4T8mSWbvDFo8MiQ 0rGxp/UnJ0XzjwhQYi5W4slXDZE1JOEhtPJ7DN4jVcvxKgL9UkdUpuf6L v0R8BgaHNDhC6Fftb9bmPRkQQVlw8/goFoDfxMfcpfDUfSlf73CKJXpdO g==; X-CSE-ConnectionGUID: JpKShiTIS5SiouMLZoZTjw== X-CSE-MsgGUID: U1aU/fNlTtm7JQc5hwgsWw== X-IronPort-AV: E=McAfee;i="6800,10657,11679"; a="70440035" X-IronPort-AV: E=Sophos;i="6.21,247,1763452800"; d="scan'208";a="70440035" Received: from fmviesa005.fm.intel.com ([10.60.135.145]) by orvoesa110.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 22 Jan 2026 18:44:34 -0800 X-CSE-ConnectionGUID: /cURpc/CT/q72pVQuMgWrw== X-CSE-MsgGUID: VLZI25VOQ0uqjgYyO5JaEQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.21,247,1763452800"; d="scan'208";a="211361570" Received: from lkp-server01.sh.intel.com (HELO 765f4a05e27f) ([10.239.97.150]) by fmviesa005.fm.intel.com with ESMTP; 22 Jan 2026 18:44:30 -0800 Received: from kbuild by 765f4a05e27f with local (Exim 4.98.2) (envelope-from ) id 1vj79v-00000000TS2-33aC; Fri, 23 Jan 2026 02:44:27 +0000 Date: Fri, 23 Jan 2026 10:43:31 +0800 From: kernel test robot To: Thierry Reding , David Airlie , Simona Vetter , Sumit Semwal Cc: oe-kbuild-all@lists.linux.dev, Rob Herring , Krzysztof Kozlowski , Conor Dooley , Benjamin Gaignard , Brian Starkey , John Stultz , "T . J . Mercier" , Andrew Morton , Linux Memory Management List , David Hildenbrand , Mike Rapoport , Sumit Garg , dri-devel@lists.freedesktop.org, devicetree@vger.kernel.org, linux-tegra@vger.kernel.org, linaro-mm-sig@lists.linaro.org Subject: Re: [PATCH v2 04/10] mm/cma: Allow dynamically creating CMA areas Message-ID: <202601231051.5GWCp3mt-lkp@intel.com> References: <20260122161009.3865888-5-thierry.reding@kernel.org> Precedence: bulk X-Mailing-List: linux-tegra@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260122161009.3865888-5-thierry.reding@kernel.org> Hi Thierry, kernel test robot noticed the following build errors: [auto build test ERROR on akpm-mm/mm-everything] [also build test ERROR on next-20260122] [cannot apply to drm-misc/drm-misc-next robh/for-next linus/master v6.19-rc6] [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/Thierry-Reding/dt-bindings-reserved-memory-Document-Tegra-VPR/20260123-001244 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260122161009.3865888-5-thierry.reding%40kernel.org patch subject: [PATCH v2 04/10] mm/cma: Allow dynamically creating CMA areas config: i386-buildonly-randconfig-003-20260123 (https://download.01.org/0day-ci/archive/20260123/202601231051.5GWCp3mt-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260123/202601231051.5GWCp3mt-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/202601231051.5GWCp3mt-lkp@intel.com/ All errors (new ones prefixed by >>): mm/cma_debug.c: In function 'cma_debugfs_init': >> mm/cma_debug.c:207:25: error: 'cma_area_count' undeclared (first use in this function) 207 | for (i = 0; i < cma_area_count; i++) | ^~~~~~~~~~~~~~ mm/cma_debug.c:207:25: note: each undeclared identifier is reported only once for each function it appears in >> mm/cma_debug.c:208:38: error: 'cma_areas' undeclared (first use in this function); did you mean 'cma_free'? 208 | cma_debugfs_add_one(&cma_areas[i], cma_debugfs_root); | ^~~~~~~~~ | cma_free vim +/cma_area_count +207 mm/cma_debug.c 28b24c1fc8c22c Sasha Levin 2015-04-14 199 28b24c1fc8c22c Sasha Levin 2015-04-14 200 static int __init cma_debugfs_init(void) 28b24c1fc8c22c Sasha Levin 2015-04-14 201 { 5a7f1b2f2fbeb4 Yue Hu 2019-03-05 202 struct dentry *cma_debugfs_root; 28b24c1fc8c22c Sasha Levin 2015-04-14 203 int i; 28b24c1fc8c22c Sasha Levin 2015-04-14 204 28b24c1fc8c22c Sasha Levin 2015-04-14 205 cma_debugfs_root = debugfs_create_dir("cma", NULL); 28b24c1fc8c22c Sasha Levin 2015-04-14 206 28b24c1fc8c22c Sasha Levin 2015-04-14 @207 for (i = 0; i < cma_area_count; i++) 5a7f1b2f2fbeb4 Yue Hu 2019-03-05 @208 cma_debugfs_add_one(&cma_areas[i], cma_debugfs_root); -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki