Almost certainly nothing.
	The RPM entry can be use to optimise head movement, but is
	pretty much irrelevant for most NetBSD ports (it could still
	be useful for vax and hp300 for example).
	
		David/absolute

     		  -=-  "cold nights, dark days..."  -=-

On Tue, 5 May 1998, John B. Lee wrote:

> Being new to BSD, I'm also new to disklabels. Just out of curiosity, what
> would happen if I rewrote a disklabel to a disk, with only the rpm entry
> changed? What does the rpm entry do anyways? Does the kernel use it in
> some manner?
> 
> --
> John B. Lee
> jbl@andrew.cmu.edu
>