Re: [PATCH v2 19/31] iommu/vt-d: Reserve the MSB domain ID bit for the TDX module

kernel test robot
2026-03-28T19:58:57Z

Hi Xu,

kernel test robot noticed the following build warnings:

[auto build test WARNING on 11439c4635edd669ae435eec308f4ab8a0804808]

url: https://github.com/intel-lab-lkp/linux/commits/Xu-Yilun/x86-tdx-Move-all-TDX-error-defines-into-asm-shared-tdx_errno-h/20260328-151524
base: 11439c4635edd669ae435eec308f4ab8a0804808
patch link: https://lore.kernel.org/r/20260327160132.2946114-20-yilun.xu%40linux.intel.com
patch subject: [PATCH v2 19/31] iommu/vt-d: Reserve the MSB domain ID bit for the TDX module
config: x86_64-defconfig (https://download.01.org/0day-ci/archive/20260329/202603290317.BVIn0aoy-lkp@intel.com/config)
compiler: gcc-14 (Debian 14.2.0-19) 14.2.0
reproduce (this is a W=1 build): (https://download.01.org/0day-ci/archive/20260329/202603290317.BVIn0aoy-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 <lkp@intel.com>
| Closes: https://lore.kernel.org/oe-kbuild-all/202603290317.BVIn0aoy-lkp@intel.com/

All warnings (new ones prefixed by >>, old ones prefixed by <<):

>> WARNING: modpost: vmlinux: section mismatch in reference: alloc_iommu.cold+0x49 (section: .text.unlikely) -> acpi_table_parse_keyp (section: .init.text)

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