Since Gentoo Live now uses dracut
as initramfs handler, legacy documentation about diskless PXE is irrelevant.
The live
boot is supported directly by dracut
from root=
command line argument, but if we just pass
the image.squashfs
, the image won't be mounted correctly.
The special case where the squashfs image can be passed directly requires the image name to end with .img
With the latest iPXE trick, which allows specifying the filename inside the initramfs at load time, it allows to easily