reproduce (this is a W=1 build): git remote add openeuler https://gitee.com/openeuler/kernel.git git fetch --no-tags openeuler OLK-5.10 git checkout b4eaf3e808dc2abcab55bc72df3b0d15961f33f0 # 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/net/can/spi/mcp251xfd/