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X-CSE-ConnectionGUID: YZh0fORxQXWl5+/6D8IqDA== X-CSE-MsgGUID: eLkBKKkMTu+DBLkUvdo9SA== X-IronPort-AV: E=McAfee;i="6700,10204,11363"; a="52812577" X-IronPort-AV: E=Sophos;i="6.14,223,1736841600"; d="scan'208";a="52812577" Received: from fmviesa001.fm.intel.com ([10.60.135.141]) by fmvoesa105.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 05 Mar 2025 08:52:14 -0800 X-CSE-ConnectionGUID: Plc3JRZMRO+T+qlp9sSgsw== X-CSE-MsgGUID: RK2WnX4WTa6bKnxRGbiL4w== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.12,224,1728975600"; d="scan'208";a="149683033" Received: from lkp-server02.sh.intel.com (HELO 76cde6cc1f07) ([10.239.97.151]) by fmviesa001.fm.intel.com with ESMTP; 05 Mar 2025 08:52:11 -0800 Received: from kbuild by 76cde6cc1f07 with local (Exim 4.96) (envelope-from ) id 1tpryb-000LG6-0I; Wed, 05 Mar 2025 16:52:09 +0000 Date: Thu, 6 Mar 2025 00:51:18 +0800 From: kernel test robot To: Nicolin Chen , jgg@nvidia.com, kevin.tian@intel.com, robin.murphy@arm.com, joro@8bytes.org, will@kernel.org Cc: llvm@lists.linux.dev, oe-kbuild-all@lists.linux.dev, iommu@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 1/3] iommu: Sort out domain user data Message-ID: <202503060014.ddw19ThY-lkp@intel.com> References: <74a3bf91b52563faaf7ef7de065931e4df47e63f.1741034886.git.nicolinc@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: <74a3bf91b52563faaf7ef7de065931e4df47e63f.1741034886.git.nicolinc@nvidia.com> Hi Nicolin, kernel test robot noticed the following build warnings: [auto build test WARNING on 5e9f822c9c683ae884fa5e71df41d1647b2876c6] url: https://github.com/intel-lab-lkp/linux/commits/Nicolin-Chen/iommu-Sort-out-domain-user-data/20250304-045529 base: 5e9f822c9c683ae884fa5e71df41d1647b2876c6 patch link: https://lore.kernel.org/r/74a3bf91b52563faaf7ef7de065931e4df47e63f.1741034886.git.nicolinc%40nvidia.com patch subject: [PATCH v3 1/3] iommu: Sort out domain user data config: powerpc-randconfig-001-20250305 (https://download.01.org/0day-ci/archive/20250306/202503060014.ddw19ThY-lkp@intel.com/config) compiler: clang version 17.0.6 (https://github.com/llvm/llvm-project 6009708b4367171ccdbf4b5905cb6a803753fe18) reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20250306/202503060014.ddw19ThY-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/202503060014.ddw19ThY-lkp@intel.com/ All warnings (new ones prefixed by >>): >> drivers/iommu/iommu.c:2040:2: warning: label at end of compound statement is a C2x extension [-Wc2x-extensions] 2040 | } | ^ 1 warning generated. vim +2040 drivers/iommu/iommu.c 2026 2027 void iommu_domain_free(struct iommu_domain *domain) 2028 { 2029 switch (domain->cookie_type) { 2030 case IOMMU_COOKIE_DMA_IOVA: 2031 iommu_put_dma_cookie(domain); 2032 break; 2033 case IOMMU_COOKIE_DMA_MSI: 2034 iommu_put_msi_cookie(domain); 2035 break; 2036 case IOMMU_COOKIE_SVA: 2037 mmdrop(domain->mm); 2038 break; 2039 default: > 2040 } 2041 if (domain->ops->free) 2042 domain->ops->free(domain); 2043 } 2044 EXPORT_SYMBOL_GPL(iommu_domain_free); 2045 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki