Hi Nuno, kernel test robot noticed the following build errors: [auto build test ERROR on arnd-asm-generic/master] [also build test ERROR on tip/x86/core arm64/for-next/core linus/master v6.6 next-20231106] [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/Nuno-Das-Neves/hyperv-tlfs-Change-shared-HV_REGISTER_-defines-to-HV_MSR_/20230930-041305 base: https://git.kernel.org/pub/scm/linux/kernel/git/arnd/asm-generic.git master patch link: https://lore.kernel.org/r/1696010501-24584-16-git-send-email-nunodasneves%40linux.microsoft.com patch subject: [PATCH v4 15/15] Drivers: hv: Add modules to expose /dev/mshv to VMMs running on Hyper-V config: x86_64-allyesconfig (https://download.01.org/0day-ci/archive/20231106/202311061950.zy9qRyzo-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/20231106/202311061950.zy9qRyzo-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/202311061950.zy9qRyzo-lkp@xxxxxxxxx/ All errors (new ones prefixed by >>): >> drivers/hv/mshv_vtl_main.c:25:10: fatal error: ../../../kernel/fpu/legacy.h: No such file or directory 25 | #include "../../../kernel/fpu/legacy.h" | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ compilation terminated. vim +25 drivers/hv/mshv_vtl_main.c 24 > 25 #include "../../../kernel/fpu/legacy.h" 26 #include "mshv.h" 27 #include "mshv_vtl.h" 28 #include "hyperv_vmbus.h" 29 -- 0-DAY CI Kernel Test Service https://github.com/intel/lkp-tests/wiki