Re: kaslr: better rng

[Taylor R Campbell <campbell+netbsd-tech-kern%mumble.net@localhost>]

> Date: Wed, 8 Nov 2017 17:08:42 +0100
> From: Maxime Villard <max%m00nbsd.net@localhost>
> 
> Ah alright. But in my mail (that you were answering to) I did understand that
> the entropy file comes from the previous run; what I was saying was, I would
> prefer the file in question to contain random data right away and not just a
> seed. In such a way that whoever wants to get random uints at boot time can
> read the file and obtain some, with no generation algorithm whatsoever.

What's the advantage of (a) changing the on-disk file hierarchy and 
generating the data on shutdown, versus (b) leaving the on-disk file
hierarchy unchanged and generating the data on boot?