Subject: Re: Which snapshot strategy to use? was: How to capture all file system writes
To: Christian Limpach <chris@pin.lu>
From: Manuel Bouyer <bouyer@antioche.eu.org>
List: tech-kern
Date: 10/23/2003 22:06:15
On Thu, Oct 23, 2003 at 07:10:14PM +0200, Christian Limpach wrote:
> [...]
> It depends on whether you want to parse disklabels (partitioning information
> in whatever format actually) in the kernel or in userland:
> - kernel: disklabel reading code reads disklabel on requested device and
> passes mapping information to the block mapper.
> - userland: boot program reads disklabel and passes mapping information to
> the block mapper in the kernel.  I think that the boot programs on most
> ports have the necessary information already.

Hum, how to you deal with kenrels that have root on another device than the
one booted from (e.g. netboot with root on hd0a) ?

-- 
Manuel Bouyer <bouyer@antioche.eu.org>
     NetBSD: 24 ans d'experience feront toujours la difference
--