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 0c4c3ee2e4947ad6ec346dc37fa133f4fecafd76 # 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/ethernet/3snic/sssnic/hw/ drivers/net/ethernet/3snic/sssnic/nic/