[Buildroot] Getting It into Compact Flash

[Ted Wood <ted@fgh.co.uk>]

> >
> >  For an initrd, you should use a cpio filesystem rather than ext2:
> >
> >- ext2 adds overhead that is completely unnecessary for a ramdisk;
> >
> >- if you use anything else than static device management, the devtmps 
> >will not be mounted automatically by the kernel; the cpio filesystem 
> >adds a /init script that mounts it for you.
> >
> >  I thought this was now clearly explained in the manual, is it not?
> >

There is no reference to either cpio or devtmps in the manual.