reproduce (this is a W=1 build): git remote add opencloudos https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git git fetch --no-tags opencloudos linux-5.4/lts/5.4.119-20.0009 git checkout d97c8b050724954bd68647f6d057636eb3f2abe8 # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=x86_64 olddefconfig make W=1 O=build_dir ARCH=x86_64 SHELL=/bin/bash drivers/usb/dwc2/