From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.16]) (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 ED7B12D6409 for ; Fri, 1 May 2026 05:58:32 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.16 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777615114; cv=none; b=e+vpgEUUt++Qg0XIk+K2C8D8Wa8hWKb8XnjKDGRSrkvexh5UiM4XvlHzSxupWk5zF4gbRnCf58Qy8C5hcudJ5EFzS+W0c6FW56a48O1h2rGcseDYw2y6u/zW7cn7aqrEUtA9sdSXNTa8i0YtS6ZaopUac0+6PuKBfAwACeujggA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1777615114; c=relaxed/simple; bh=yAcfkxfbR2la1pdfQAuJBKYDWqtlUkcS9+Sx+Dtk6WE=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=sHNTZDX7C+SEi1v5XiP2hKgoiqPNTkGikmuyZi2IMDniEJ5imrvk3qxAleX2oBywYzIlnfSDbq9gWekvhzVI6WLMj8yskE4iICHvxEvbLqXvCbo5dQQ4nDSyb8lhETpbS+Ljut5PINvYsAnIr3saTCdq7ISIS5MC3ZY0NCSUBbQ= 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=JFXqKAJW; arc=none smtp.client-ip=192.198.163.16 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="JFXqKAJW" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1777615113; x=1809151113; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=yAcfkxfbR2la1pdfQAuJBKYDWqtlUkcS9+Sx+Dtk6WE=; b=JFXqKAJW8row9fpDCE9KrPNgMu59wbDRkjK1oM/imZa4oQOcighZE3pB KyZZHXRz8filDDTYcYcZg7U4IxG7cXlTRxJ4WSxMZYpuxTUJfF1k1NlnL UMnJY1OrOyepbNfkgLzOdqloNOCBQVYtBsDfyZ7gl/SaPrG/RtIlDAOUT DjzDucbY56SULq5zpDk3WqddcoPx9cQztz1p0qsMDalFl4nAue90MeiFe isHlOiVmImSolaLLln+7A3ekwJou9PdZN0r63QK4wOVXIJL6bP37YQNJR lJrmyzi7fclv0JYjzYfg4/vLCMPdGIJc/ITVn2avkfHegeaZ7201py4vo A==; X-CSE-ConnectionGUID: CnE96/1tQ0mMCT3XjCb+nA== X-CSE-MsgGUID: Epi0rTEZTWaIii6TYLgBPw== X-IronPort-AV: E=McAfee;i="6800,10657,11772"; a="66112804" X-IronPort-AV: E=Sophos;i="6.23,209,1770624000"; d="scan'208";a="66112804" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa110.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 30 Apr 2026 22:58:32 -0700 X-CSE-ConnectionGUID: AXnJJ+04T3eT2pp35tH8sg== X-CSE-MsgGUID: t0eMZvkhQCKmdnSeyLrGjQ== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.23,209,1770624000"; d="scan'208";a="258376842" Received: from lkp-server01.sh.intel.com (HELO 781826d00641) ([10.239.97.150]) by fmviesa001.fm.intel.com with ESMTP; 30 Apr 2026 22:58:28 -0700 Received: from kbuild by 781826d00641 with local (Exim 4.98.2) (envelope-from ) id 1wIgtN-000000000EX-13VW; Fri, 01 May 2026 05:58:25 +0000 Date: Fri, 1 May 2026 13:57:47 +0800 From: kernel test robot To: Feng Tang , Marek Szyprowski , Robin Murphy , Ying Huang , Andrew Morton , David Hildenbrand Cc: oe-kbuild-all@lists.linux.dev, Linux Memory Management List , Lorenzo Stoakes , Liam.Howlett@oracle.com, Vlastimil Babka , Mike Rapoport , Suren Baghdasaryan , Michal Hocko , Christoph Hellwig , Catalin Marinas , Will Deacon , iommu@lists.linux.dev, linux-kernel@vger.kernel.org, Feng Tang , Changrong Chen Subject: Re: [PATCH v3] dma-contiguous: setup default numa cma area if not configured explicitly Message-ID: <202605011354.YrrRWXdx-lkp@intel.com> References: <20260428060550.7167-1-feng.tang@linux.alibaba.com> Precedence: bulk X-Mailing-List: linux-kernel@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: <20260428060550.7167-1-feng.tang@linux.alibaba.com> Hi Feng, kernel test robot noticed the following build warnings: [auto build test WARNING on akpm-mm/mm-everything] [also build test WARNING on linus/master v7.1-rc1 next-20260430] [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/Feng-Tang/dma-contiguous-setup-default-numa-cma-area-if-not-configured-explicitly/20260430-073422 base: https://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm.git mm-everything patch link: https://lore.kernel.org/r/20260428060550.7167-1-feng.tang%40linux.alibaba.com patch subject: [PATCH v3] dma-contiguous: setup default numa cma area if not configured explicitly config: x86_64-randconfig-r112-20260501 (https://download.01.org/0day-ci/archive/20260501/202605011354.YrrRWXdx-lkp@intel.com/config) compiler: gcc-14 (Debian 14.2.0-19) 14.2.0 sparse: v0.6.5-rc1 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260501/202605011354.YrrRWXdx-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/202605011354.YrrRWXdx-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> mm/cma.c:57:12: sparse: sparse: function 'cma_get_nid' with external linkage has definition vim +/cma_get_nid +57 mm/cma.c 56 > 57 extern int cma_get_nid(const struct cma *cma) 58 { 59 return cma->nid; 60 } 61 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki