Hi Yishai, kernel test robot noticed the following build errors: [auto build test ERROR on awilliam-vfio/for-linus] [also build test ERROR on mst-vhost/linux-next linus/master v6.6-rc2 next-20230921] [cannot apply to awilliam-vfio/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/Yishai-Hadas/virtio-pci-Use-virtio-pci-device-layer-vq-info-instead-of-generic-one/20230922-062611 base: https://github.com/awilliam/linux-vfio.git for-linus patch link: https://lore.kernel.org/r/20230921124040.145386-8-yishaih%40nvidia.com patch subject: [PATCH vfio 07/11] virtio-pci: Introduce admin commands config: i386-randconfig-012-20230924 (https://download.01.org/0day-ci/archive/20230924/202309241353.ykr3cC2K-lkp@xxxxxxxxx/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/20230924/202309241353.ykr3cC2K-lkp@xxxxxxxxx/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@xxxxxxxxx> | Closes: https://lore.kernel.org/oe-kbuild-all/202309241353.ykr3cC2K-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): In file included from <command-line>: >> ./usr/include/linux/virtio_pci.h:250:9: error: unknown type name 'u8' 250 | u8 offset; /* Starting offset of the register(s) to write. */ | ^~ ./usr/include/linux/virtio_pci.h:251:9: error: unknown type name 'u8' 251 | u8 reserved[7]; | ^~ ./usr/include/linux/virtio_pci.h:252:9: error: unknown type name 'u8' 252 | u8 registers[]; | ^~ ./usr/include/linux/virtio_pci.h:256:9: error: unknown type name 'u8' 256 | u8 offset; /* Starting offset of the register(s) to read. */ | ^~ ./usr/include/linux/virtio_pci.h:266:9: error: unknown type name 'u8' 266 | u8 flags; /* 0 = end of list, 1 = owner device, 2 = member device */ | ^~ ./usr/include/linux/virtio_pci.h:267:9: error: unknown type name 'u8' 267 | u8 bar; /* BAR of the member or the owner device */ | ^~ ./usr/include/linux/virtio_pci.h:268:9: error: unknown type name 'u8' 268 | u8 padding[6]; | ^~ -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki