Hi JC, I love your patch! Yet something to improve: [auto build test ERROR on tegra/for-next] [also build test ERROR on robh/for-next usb/usb-testing char-misc/char-misc-testing staging/staging-testing driver-core/driver-core-testing v5.10-rc1 next-20201026] [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/JC-Kuo/Tegra-XHCI-controller-ELPG-support/20201016-211159 base: https://git.kernel.org/pub/scm/linux/kernel/git/tegra/linux.git for-next config: arm-defconfig (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 reproduce (this is a W=1 build): wget https://raw.githubusercontent.com/intel/lkp-tests/master/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # https://github.com/0day-ci/linux/commit/656fb4e32b5058dde63d15949b5ad35fbe573d4c git remote add linux-review https://github.com/0day-ci/linux git fetch --no-tags linux-review JC-Kuo/Tegra-XHCI-controller-ELPG-support/20201016-211159 git checkout 656fb4e32b5058dde63d15949b5ad35fbe573d4c # save the attached .config to linux build tree COMPILER_INSTALL_PATH=$HOME/0day COMPILER=gcc-9.3.0 make.cross ARCH=arm If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot <lkp@xxxxxxxxx> All errors (new ones prefixed by >>, old ones prefixed by <<): >> ERROR: modpost: "xhci_get_rhub" [drivers/usb/host/xhci-tegra.ko] undefined! --- 0-DAY CI Kernel Test Service, Intel Corporation https://lists.01.org/hyperkitty/list/kbuild-all@xxxxxxxxxxxx
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