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 D83B68472 for ; Sat, 19 Apr 2025 14:03:35 +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=1745071418; cv=none; b=Xu54dZCQHcyywF7BuZ+JjBFEsdgFbKLnYvw7q7BwAr/9Jk88Wf064e8Sb6QWSuNaKH1ayUsShjkNnV0ta7qy4SIRJ5FY0bP9idwU3fWXSjIZECMbRde/9R9NSg20Rf5zOnaYmNZ2iNWlDpkTnBRl5fit9EclPogd3UHhjxo9RPU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1745071418; c=relaxed/simple; bh=MlNSGlYbpcYu0P5quqWKu7pPwKVYlV5JhGEsPA1teS8=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=P6enP7zJ+W0ivp4Xrgug5EpH5SFmUf79Xdn4HNRy9+wcv2vWRxsMb/48BP/gZWYFY2AqMNqCj20nByXHSwYfSstDqnAfIj3hqd2dSp6/MAxzmRIbFNBt5ddOQRc6Ubsx84IXjhnku5nbqJHaZjdj2WzTIwdto4W9Gk6eX18Zq/A= 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=Vo2BRpg2; 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="Vo2BRpg2" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1745071416; x=1776607416; h=date:from:to:cc:subject:message-id:references: mime-version:in-reply-to; bh=MlNSGlYbpcYu0P5quqWKu7pPwKVYlV5JhGEsPA1teS8=; b=Vo2BRpg2YaH+rir9OykavRM5zbzpXZnc7jcD/2No0dpfo5vDT8iF/w4R 52YeIpy6E4tu0ajQ2jbm7IBnlaR4duAiD0ZXGGo0IV2oVE/bZNIB0Jxfl jDoPRPk9zB36Snc7MdjbUoQm/frzr0wvtvag6NaTw8+yvDwhoQMjZuP7f V6GnUFQNCiB8J6OlP0Dx3GKnVL3iGuQZxNGytelPts7fSyL1xhYpjnZ6L Ycd9DZ/JE+hZr7ZzzLlpSkcqeML8E3dnbGeHBqtvLr2KHFZEdWStqtaCO mDo2w++wfxXPcb9CcCm581xS9HN/MTaZJSVD9yEr+sTXlPm9hT9CaaCY0 Q==; X-CSE-ConnectionGUID: AwqGS1mjRpWoQEe0LRhaTA== X-CSE-MsgGUID: rSm1hqLnSUGmguCuLe6HVw== X-IronPort-AV: E=McAfee;i="6700,10204,11408"; a="46566575" X-IronPort-AV: E=Sophos;i="6.15,224,1739865600"; d="scan'208";a="46566575" Received: from fmviesa006.fm.intel.com ([10.60.135.146]) by orvoesa111.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 19 Apr 2025 07:03:35 -0700 X-CSE-ConnectionGUID: klVSIjakQYGEsusS3WkC0w== X-CSE-MsgGUID: 47CjRMRUTneWYHh1eNRm0A== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.15,224,1739865600"; d="scan'208";a="131197017" Received: from lkp-server01.sh.intel.com (HELO 61e10e65ea0f) ([10.239.97.150]) by fmviesa006.fm.intel.com with ESMTP; 19 Apr 2025 07:03:34 -0700 Received: from kbuild by 61e10e65ea0f with local (Exim 4.96) (envelope-from ) id 1u68n5-0003uJ-2t; Sat, 19 Apr 2025 14:03:31 +0000 Date: Sat, 19 Apr 2025 22:03:31 +0800 From: kernel test robot To: Pranjal Shrivastava Cc: oe-kbuild-all@lists.linux.dev Subject: Re: [RFC PATCH v2 06/10] iommu: Add a helper to check for user ownership Message-ID: <202504192106.ned5rxJr-lkp@intel.com> References: <20250418233409.3926715-7-praan@google.com> Precedence: bulk X-Mailing-List: oe-kbuild-all@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: <20250418233409.3926715-7-praan@google.com> Hi Pranjal, [This is a private test report for your RFC patch.] kernel test robot noticed the following build warnings: [auto build test WARNING on arm-perf/for-next/perf] [also build test WARNING on linus/master v6.15-rc2 next-20250417] [cannot apply to joro-iommu/next] [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/Pranjal-Shrivastava/iommu-arm-smmu-v3-Refactor-arm_smmu_setup_irqs/20250419-073729 base: https://git.kernel.org/pub/scm/linux/kernel/git/will/linux.git for-next/perf patch link: https://lore.kernel.org/r/20250418233409.3926715-7-praan%40google.com patch subject: [RFC PATCH v2 06/10] iommu: Add a helper to check for user ownership config: csky-randconfig-002-20250419 (https://download.01.org/0day-ci/archive/20250419/202504192106.ned5rxJr-lkp@intel.com/config) compiler: csky-linux-gcc (GCC) 11.5.0 reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250419/202504192106.ned5rxJr-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/202504192106.ned5rxJr-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/iommu/iommu.c:3355: warning: expecting prototype for iommu_group_dma_owner_kernel(). Prototype was for iommu_group_dma_owner_user() instead vim +3355 drivers/iommu/iommu.c 3346 3347 /** 3348 * iommu_group_dma_owner_kernel() - Query if kernel owns the group dma 3349 * @group: The group. 3350 * 3351 * This provides status query on a given group. It is racy and only for 3352 * non-binding status reporting. 3353 */ 3354 bool iommu_group_dma_owner_user(struct iommu_group *group) > 3355 { 3356 void *user; 3357 3358 mutex_lock(&group->mutex); 3359 user = group->owner; 3360 mutex_unlock(&group->mutex); 3361 3362 return user ? true : false; 3363 } 3364 EXPORT_SYMBOL_GPL(iommu_group_dma_owner_user); 3365 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki