Re: ownership/permissions of cpio initrd

[Rainer Bawidamann]

In article <200612051720.kB5HKU4i001616@xxxxxxxxxx>,
	"Marty Leisner" <linux@xxxxxxxxxxxxxxxx> writes:
> But its "useful" to change permissions/ownership of the initrd
> files at times...
> 
> Since a cpio is just a userspace created string of bits, I suppose
> you can apply a set of ownership/permissions to files IN the archive
> by playing with the bits...
> 
> Does such a tool exist?  Comments?  Seems very useful in order to
> avoid being root...

The kernel sources provide a program that should do what you want in

	linux/usr/gen_init_cpio.c

Documentation is available in the source or from the command line.

Rainer
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