From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.19]) (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 A10422DCF4C; Tue, 18 Nov 2025 06:12:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763446373; cv=none; b=Faj/VjLlNzcMcBP5AUzGbbH3eDb1+kTk6WQKNq2Sb9ql7o9LRETtvoXtq2OZQlzSOu3qc5kXqP8YO10z38itFJU12VgPBUBsAza2WE5w/DUiL5cr8PoA5ZpBhlAUx+Bse21QQ+bThVmBSJYS9lN/SopAN2ZUFbeNf+HrUUdxur0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1763446373; c=relaxed/simple; bh=Mi/FGY0AldYv8jIMCw/K8ZWAynugDfR6VbgvzYmnNLI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=OcpB9kPSwTkUHvNjmikKtKXD3PkMpH1+G2pQFUthNFgAGOJLKiGUjFDY3I65xlQfnJCkhQ6bNYGp8CR37oeaVAUpreU/dV7EweqBhoinVVC18LEeKnyOLqrQ/SAUX73sNNpaO/ec5lPcrptVwn299FQKD6o5acC/gyc7pbCMD0Q= 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=XPsjrVM3; arc=none smtp.client-ip=192.198.163.19 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="XPsjrVM3" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1763446371; x=1794982371; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=Mi/FGY0AldYv8jIMCw/K8ZWAynugDfR6VbgvzYmnNLI=; b=XPsjrVM3FwnBMAvPQRmH1mwoSHa4Im4pDtlLLeAko8kiQe7CQ6emnWqc qI6b2YaN6xvMrVU094gAPa1tQ5TEIzkgYiCa/r4Juzh1olOtqtFytrmq7 nOktxfiXPjxjC35tMAyMI09NHkSdd2oiFosrphaIjwo3CAGr9JTpjmuJ6 up6TmizfTcBHQikBtU8+k6PrV3heSUUhQJR3Bd1dzZu3MFp0y719onY9E YT8eEtjQvdn0jGrqUsCfVRta1VKErKxIGTHmnPRbpcR+j5NUd7rwTuQDr OPdI4xkF+SzhwM9yo3fzfpRyR5GBUwneFhTIAlGzGxSAnP4evqcplt+XS A==; X-CSE-ConnectionGUID: OvycTDhORAWCQqtdZIYNJA== X-CSE-MsgGUID: KBLNQSdDTxScVi7yNzkFVg== X-IronPort-AV: E=McAfee;i="6800,10657,11616"; a="64460121" X-IronPort-AV: E=Sophos;i="6.19,314,1754982000"; d="scan'208";a="64460121" Received: from orviesa009.jf.intel.com ([10.64.159.149]) by fmvoesa113.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 17 Nov 2025 22:12:51 -0800 X-CSE-ConnectionGUID: 1Kcl6wRNQLeZvc8lnWZFog== X-CSE-MsgGUID: nkUcfL4sSWurp79yFqKkTw== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.19,314,1754982000"; d="scan'208";a="190461208" Received: from lkp-server01.sh.intel.com (HELO adf6d29aa8d9) ([10.239.97.150]) by orviesa009.jf.intel.com with ESMTP; 17 Nov 2025 22:12:46 -0800 Received: from kbuild by adf6d29aa8d9 with local (Exim 4.96) (envelope-from ) id 1vLExH-0001Nr-00; Tue, 18 Nov 2025 06:12:43 +0000 Date: Tue, 18 Nov 2025 14:12:16 +0800 From: kernel test robot To: ankita@nvidia.com, jgg@ziepe.ca, yishaih@nvidia.com, skolothumtho@nvidia.com, kevin.tian@intel.com, alex@shazbot.org, aniketa@nvidia.com, vsethi@nvidia.com, mochs@nvidia.com Cc: oe-kbuild-all@lists.linux.dev, Yunxiang.Li@amd.com, yi.l.liu@intel.com, zhangdongdong@eswincomputing.com, avihaih@nvidia.com, bhelgaas@google.com, peterx@redhat.com, pstanner@redhat.com, apopple@nvidia.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org, cjia@nvidia.com, kwankhede@nvidia.com, targupta@nvidia.com, zhiw@nvidia.com, danw@nvidia.com, dnigam@nvidia.com, kjaju@nvidia.com Subject: Re: [PATCH v1 3/6] vfio/nvgrace-gpu: Add support for huge pfnmap Message-ID: <202511181317.hOMn5k0o-lkp@intel.com> References: <20251117124159.3560-4-ankita@nvidia.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: <20251117124159.3560-4-ankita@nvidia.com> Hi, kernel test robot noticed the following build warnings: [auto build test WARNING on awilliam-vfio/next] [also build test WARNING on awilliam-vfio/for-linus linus/master v6.18-rc6 next-20251118] [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/ankita-nvidia-com/vfio-nvgrace-gpu-Use-faults-to-map-device-memory/20251117-205950 base: https://github.com/awilliam/linux-vfio.git next patch link: https://lore.kernel.org/r/20251117124159.3560-4-ankita%40nvidia.com patch subject: [PATCH v1 3/6] vfio/nvgrace-gpu: Add support for huge pfnmap config: sparc-allyesconfig (https://download.01.org/0day-ci/archive/20251118/202511181317.hOMn5k0o-lkp@intel.com/config) compiler: sparc64-linux-gcc (GCC) 15.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20251118/202511181317.hOMn5k0o-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/202511181317.hOMn5k0o-lkp@intel.com/ All warnings (new ones prefixed by >>): drivers/vfio/pci/nvgrace-gpu/main.c: In function 'nvgrace_gpu_aligned_devmem_size': >> drivers/vfio/pci/nvgrace-gpu/main.c:179:7: warning: 'CONFIG_ARCH_SUPPORTS_PUD_PFNMAP' is not defined, evaluates to '0' [-Wundef] 179 | #elif CONFIG_ARCH_SUPPORTS_PUD_PFNMAP | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ vim +179 drivers/vfio/pci/nvgrace-gpu/main.c 174 175 static size_t nvgrace_gpu_aligned_devmem_size(size_t memlength) 176 { 177 #ifdef CONFIG_ARCH_SUPPORTS_PMD_PFNMAP 178 return ALIGN(memlength, PMD_SIZE); > 179 #elif CONFIG_ARCH_SUPPORTS_PUD_PFNMAP 180 return ALIGN(memlength, PUD_SIZE); 181 #endif 182 return memlength; 183 } 184 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki