Re: Differences between NetBSD 3.0 and 4.0 with regard to the filesystem

[Pavel Cahyna <pavel%netbsd.org@localhost>]

On Sun, Apr 06, 2008 at 10:03:40PM +0200, Hans Petter Selasky wrote:
> Hi,
> 
> I have a file system that is maintained outside the NetBSD repository. It 
> works fine on NetBSD 3.0, but when the same code is used on NetBSD 4.0 the 
> kernel will panic regularly due to uvm faults at random places.
> 
> I don't have time to rewrite this piece of software and I need to know what 
> has changed between the 3.0 and 4.0 release of NetBSD with regard to the file 
> system.

http://mail-index.netbsd.org/source-changes/2006/12/09/0025.html

See
https://lists.stacken.kth.se/pipermail/arla-drinkers/2007-November/004146.html
for an example of adpting a 3rd party filesystem LKM to the new
conventions.

Pavel