Hi Baolin, [auto build test ERROR on balbi-usb/next] [also build test ERROR on v4.4-rc1 next-20151116] url: https://github.com/0day-ci/linux/commits/Baolin-Wang/Introduce-usb-charger-framework-to-deal-with-the-usb-gadget-power-negotation/20151116-143734 base: https://git.kernel.org/pub/scm/linux/kernel/git/balbi/usb.git next config: arm-allmodconfig (attached as .config) reproduce: wget https://git.kernel.org/cgit/linux/kernel/git/wfg/lkp-tests.git/plain/sbin/make.cross -O ~/bin/make.cross chmod +x ~/bin/make.cross # save the attached .config to linux build tree make.cross ARCH=arm All errors (new ones prefixed by >>): ERROR: "usb_charger_init" [drivers/usb/gadget/udc/udc-core.ko] undefined! ERROR: "usb_charger_plug_by_gadget" [drivers/usb/gadget/udc/udc-core.ko] undefined! ERROR: "usb_charger_exit" [drivers/usb/gadget/udc/udc-core.ko] undefined! ERROR: "usb_charger_set_cur_limit_by_type" [drivers/usb/gadget/libcomposite.ko] undefined! ERROR: "usb_charger_set_cur_limit_by_type" [drivers/usb/gadget/legacy/gadgetfs.ko] undefined! >> ERROR: "usb_charger_register_notify" [drivers/power/wm831x_power.ko] undefined! >> ERROR: "usb_charger_find_by_name" [drivers/power/wm831x_power.ko] undefined! >> ERROR: "usb_charger_unregister_notify" [drivers/power/wm831x_power.ko] undefined! --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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