Hi Marcelo, Thank you for the patch! Yet something to improve: [auto build test ERROR on kvm/queue] [also build test ERROR on vhost/linux-next v5.13-rc3 next-20210525] [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] url: https://github.com/0day-ci/linux/commits/Marcelo-Tosatti/VMX-configure-posted-interrupt-descriptor-when-assigning-device-v5/20210525-215604 base: https://git.kernel.org/pub/scm/virt/kvm/kvm.git queue config: x86_64-rhel-8.3 (attached as .config) compiler: gcc-9 (Debian 9.3.0-22) 9.3.0 reproduce (this is a W=1 build): # https://github.com/0day-ci/linux/commit/e515e68f330d3787af0952dcfb3e0fbf2d9b9f06 git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review Marcelo-Tosatti/VMX-configure-posted-interrupt-descriptor-when-assigning-device-v5/20210525-215604 git checkout e515e68f330d3787af0952dcfb3e0fbf2d9b9f06 # save the attached .config to linux build tree make W=1 ARCH=x86_64 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "kvm_make_all_cpus_request" [arch/x86/kvm/kvm-intel.ko] undefined! --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org