From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.19]) (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 6100941E6A9 for ; Wed, 2 Sep 2026 09:34:39 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.19 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788341681; cv=none; b=cU5yet3sfL6fRvkY0xv35K/CXfyh8CfIim5uud8bUhOahEcU0RNA+Y7Yad5h8j4CWBJgdEFgJT9YE58+HNWLZBYg4cVXiD5B+vh/Q8RQberFf27vVa4PM5BCHY2zP9WOojGh8WuGTJbXWED1CoNK1UeqYwoswfSFVw+7ax6799w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788341681; c=relaxed/simple; bh=nwC8aYYFaY5Tyx3HWiEDRZ3+KuRU1Y0WxaDl262CvF0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=m/ia+YmltpT6P4VazqDSOpAlfX/MDbELEaSnFp3dvEFnm+hZqAPV80YOuGGOBdCAyjjIZtYWpsiMeDwUL6EXdMQrrQ95WyfXMQeudtBxkJFar5zLinkMse/jn9ytECJa9u5HbSAHN5zmPblNxjblHkf0j6HGnUGijsFheANYndg= 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=FcZ2vw/+; arc=none smtp.client-ip=198.175.65.19 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="FcZ2vw/+" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1788341679; x=1819877679; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=nwC8aYYFaY5Tyx3HWiEDRZ3+KuRU1Y0WxaDl262CvF0=; b=FcZ2vw/+BK0Ve8zzg4rouYTEGJVdir1ypBb78ZQlmRPeFj79xapEixi0 IXqdCq5GAfM/UPjVDyfxWRiVxF5aATcEyZ5qDfffGUkltgqYlCPuxddUj PiiSrytKL8uLvZpn59JTkn1ktpIr+JPgXQDxVR7KDxBUbRzUFq4/5k3zL U4mB79i3TXdEbZUy6rQwfz6wfcOQ31Fmm9JB+Xwvd/hX3ZFhxyiKiqHNW pgZbyq8rlO9s0BIIxwjbRTnAevyqUjG1TR49vd4qp8t8UELPjXnCfPzL2 g8GKRHtl9vVPXNjss8GVL9HGa5sqnnwR//qNh1YObgwH2dzVbKKPWXBIF Q==; X-CSE-ConnectionGUID: ycVeJNWeR1mFEz9lkYc9DA== X-CSE-MsgGUID: AUhXecXSRP2uI7eAO4UaSg== X-IronPort-AV: E=McAfee;i="6800,10657,11893"; a="88720101" X-IronPort-AV: E=Sophos;i="6.25,257,1779174000"; d="scan'208";a="88720101" Received: from fmviesa007.fm.intel.com ([10.60.135.147]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 02 Sep 2026 02:34:39 -0700 X-CSE-ConnectionGUID: CcsVaQg8Ss61fMs8jdko6g== X-CSE-MsgGUID: HEVhHsv8R8mBRzgbLNiBmA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.25,257,1779174000"; d="scan'208";a="266117153" Received: from lkp-server01.sh.intel.com (HELO bfac249b2189) ([10.239.97.150]) by fmviesa007.fm.intel.com with ESMTP; 02 Sep 2026 02:34:36 -0700 Received: from kbuild by bfac249b2189 with local (Exim 4.98.2) (envelope-from ) id 1x1hMX-000000002KM-3aac; Wed, 02 Sep 2026 09:34:33 +0000 Date: Wed, 2 Sep 2026 17:33:37 +0800 From: kernel test robot To: Qingfang Deng , Robin Murphy , "Joerg Roedel (AMD)" , Will Deacon , Marek Szyprowski , iommu@lists.linux.dev, linux-kernel@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, Qingfang Deng Subject: Re: [PATCH] dma-mapping: use exact allocation for DMA pages Message-ID: <202609021750.Ifwj5NHl-lkp@intel.com> References: <20260901085348.53140-1-qingfang.deng@linux.dev> 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: <20260901085348.53140-1-qingfang.deng@linux.dev> Hi Qingfang, kernel test robot noticed the following build warnings: [auto build test WARNING on linus/master] [also build test WARNING on v7.3-rc1 next-20260901] [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/Qingfang-Deng/dma-mapping-use-exact-allocation-for-DMA-pages/20260901-165347 base: linus/master patch link: https://lore.kernel.org/r/20260901085348.53140-1-qingfang.deng%40linux.dev patch subject: [PATCH] dma-mapping: use exact allocation for DMA pages config: alpha-allnoconfig (https://download.01.org/0day-ci/archive/20260902/202609021750.Ifwj5NHl-lkp@intel.com/config) compiler: alpha-linux-gcc (GCC) 16.1.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260902/202609021750.Ifwj5NHl-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/202609021750.Ifwj5NHl-lkp@intel.com/ All warnings (new ones prefixed by >>, old ones prefixed by <<): WARNING: modpost: vmlinux: 'saved_config' is COMMON symbol >> WARNING: modpost: vmlinux: section mismatch in reference: __dma_direct_alloc_pages.isra.0+0xcc (section: .text) -> alloc_pages_exact_nid_noprof (section: .init.text) WARNING: modpost: vmlinux: section mismatch in reference: __dma_direct_alloc_pages.isra.0+0xe0 (section: .text) -> alloc_pages_exact_nid_noprof (section: .init.text) >> WARNING: modpost: vmlinux: section mismatch in reference: dma_common_alloc_pages+0x10 (section: .text.unlikely) -> alloc_pages_exact_nid_noprof (section: .init.text) WARNING: modpost: vmlinux: section mismatch in reference: dma_common_alloc_pages+0x50 (section: .text.unlikely) -> alloc_pages_exact_nid_noprof (section: .init.text) -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki