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document updated 14 years ago, on Feb 21, 2010
Examples of taking existing initrds/initramfss, unpacking them, modifying a few bits, and putting the whole thing back together:
initrd
good writeup
nother writeup
nother one
(search for "mount options")
[2007]
adding httpfs to SLAX
[2009]
changing TinyCore's initrd to add modules
TODO: fill in link description
Linux System Administration Study Guide
for ones that are gzipped-cpio-archives, you just have to loop-mount them and edit them in-place!
modifying Knoppix's linuxrc
modifying BOSSlinux's linuxrc
squashfs
unsquashfs-edit-mksquashfs
mkinitrd
boot from software RAID
more
initramfs