Finishing rebuild of rpms, from deltarpms

[Joe Zeff]

On 04/15/2011 06:49 PM, JD wrote:
>   What would be better is
> getting a program to do a binary diff between
> old rpm and new rpm, producing a binary
> patch file, and applying the binary patch
> file on the user's old cache of the rpm and installing
> that.

That's exactly what a deltarpm is.  How many files do you think there 
are to be changed when you download a new kernel, for example.