From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.14]) (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 3FA9A176FDB; Sat, 21 Sep 2024 17:29:00 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.14 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726939743; cv=none; b=WPDDYvWJ3TNNOw8YHn9G7/8HIs+3Ni0dkjkh/4W70RV3UtWeR2lMFq257ctHtDkS9IX6ezToCQPRqpDFIONub14Tp5cG7twtk6geNHEAxZ7axYF+OZiJNrFkgINWRVK4h1zCPz8x1ENE+0QSEwei3ImvHXbqMPW3FwTI2hScPt0= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1726939743; c=relaxed/simple; bh=XkZ8EqP3YUt9TcIO8/N9L/IuUrNSlk9YL/IUUQn9iOI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=UiGKpp4WBRiVqeC0ZNkTptwTCFfzoP8WJBFXAEOTk5qXVb1MMdnsfxG5/V66wh70MlLgeyRL0u8G6IDWAFm/C5iCH3w2eGMF6b5pNB1gXDRCidlJLByCilPYRcQ5xBhvg1N1aC3rGZIzedLRnh/9rcjXM7k0jf0nKLi4RdoK6aI= 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=OFyejPFo; arc=none smtp.client-ip=198.175.65.14 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="OFyejPFo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1726939741; x=1758475741; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=XkZ8EqP3YUt9TcIO8/N9L/IuUrNSlk9YL/IUUQn9iOI=; b=OFyejPFoj0sUXHiL4kS0PkpuVdXfNIGVlhyMvz4XYDZ95lP6wtwupKdQ CZxEY5ZhMFZk/cLGdKEUElvsq+Z7RVLU13SWVdZLKN/0EqTOcEyFijoVJ Fo4asxs4PQ1rPg2qsGkHtw7BMw6ViMKCaXA5Oc/ePiPeFPnhtIG2L7Qca +lWSMe1krwl+J8Sav8OsQApwRBZJEex1zf7arW1SuVvml0dhU4iOI2aL5 Z8tBvpGWT/LLQFrm9jBMWp0ckVbMivHYMeOdHhprYgTVptItoF8ybFcsU qJfUmBlfHnXpsRys0u9OYHvZ+hwu6RdudYBcCvT8iPCe1Zkac6s8CUB7c A==; X-CSE-ConnectionGUID: gwOOU64STPWZ2HptZHep8w== X-CSE-MsgGUID: 7xqWmOZVSqG+Z7ZPugeMzQ== X-IronPort-AV: E=McAfee;i="6700,10204,11202"; a="29719652" X-IronPort-AV: E=Sophos;i="6.10,247,1719903600"; d="scan'208";a="29719652" Received: from fmviesa010.fm.intel.com ([10.60.135.150]) by orvoesa106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 21 Sep 2024 10:29:01 -0700 X-CSE-ConnectionGUID: yQNEjcEbQOaj15Zd8ov60A== X-CSE-MsgGUID: mJr0SVTNRAC6LaO1gJyAFA== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,247,1719903600"; d="scan'208";a="70914300" Received: from lkp-server01.sh.intel.com (HELO 53e96f405c61) ([10.239.97.150]) by fmviesa010.fm.intel.com with ESMTP; 21 Sep 2024 10:28:58 -0700 Received: from kbuild by 53e96f405c61 with local (Exim 4.96) (envelope-from ) id 1ss3ui-000Fdp-0H; Sat, 21 Sep 2024 17:28:56 +0000 Date: Sun, 22 Sep 2024 01:28:00 +0800 From: kernel test robot To: Srujana Challa , virtualization@lists.linux.dev, kvm@vger.kernel.org Cc: oe-kbuild-all@lists.linux.dev, mst@redhat.com, jasowang@redhat.com, eperezma@redhat.com, ndabilpuram@marvell.com, jerinj@marvell.com Subject: Re: [PATCH v2 1/2] vhost-vdpa: introduce module parameter for no-IOMMU mode Message-ID: <202409220134.x63FmsHx-lkp@intel.com> References: <20240920140530.775307-2-schalla@marvell.com> Precedence: bulk X-Mailing-List: virtualization@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: <20240920140530.775307-2-schalla@marvell.com> Hi Srujana, kernel test robot noticed the following build warnings: [auto build test WARNING on mst-vhost/linux-next] [also build test WARNING on linus/master v6.11 next-20240920] [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/Srujana-Challa/vhost-vdpa-introduce-module-parameter-for-no-IOMMU-mode/20240920-220751 base: https://git.kernel.org/pub/scm/linux/kernel/git/mst/vhost.git linux-next patch link: https://lore.kernel.org/r/20240920140530.775307-2-schalla%40marvell.com patch subject: [PATCH v2 1/2] vhost-vdpa: introduce module parameter for no-IOMMU mode config: x86_64-randconfig-122-20240921 (https://download.01.org/0day-ci/archive/20240922/202409220134.x63FmsHx-lkp@intel.com/config) compiler: gcc-12 (Debian 12.2.0-14) 12.2.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20240922/202409220134.x63FmsHx-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/202409220134.x63FmsHx-lkp@intel.com/ sparse warnings: (new ones prefixed by >>) >> drivers/vhost/vdpa.c:39:6: sparse: sparse: symbol 'vhost_vdpa_noiommu' was not declared. Should it be static? vim +/vhost_vdpa_noiommu +39 drivers/vhost/vdpa.c 38 > 39 bool vhost_vdpa_noiommu; 40 module_param_named(enable_vhost_vdpa_unsafe_noiommu_mode, 41 vhost_vdpa_noiommu, bool, 0644); 42 MODULE_PARM_DESC(enable_vhost_vdpa_unsafe_noiommu_mode, "Enable UNSAFE, no-IOMMU mode. This mode provides no device isolation, no DMA translation, no host kernel protection, cannot be used for device assignment to virtual machines, requires RAWIO permissions, and will taint the kernel. If you do not know what this is for, step away. (default: false)"); 43 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki