reproduce (this is a W=1 build): git remote add xfs-linux https://git.kernel.org/pub/scm/fs/xfs/xfs-linux.git git fetch xfs-linux for-next git checkout xfs-linux/for-next b4 shazam https://lore.kernel.org/r/20241123075105.1082661-1-mjguzik@gmail.com # save the config file mkdir build_dir && cp config build_dir/.config make W=1 O=build_dir ARCH=i386 olddefconfig make W=1 O=build_dir ARCH=i386 SHELL=/bin/bash fs/