Gentoo Linux utility to compile and install kernels. More information: https://wiki.gentoo.org/wiki/Genkernel.
sudo genkernel all
sudo genkernel {{bzImage|initramfs|kernel|ramdisk}}
sudo genkernel --menuconfig all
sudo genkernel --kernname={{custom_name}} all
/usr/src/linux
:sudo genkernel --kerneldir={{path/to/directory}} all