ACL and tunefs

[Kees Plonsz]

Adam Stroud wrote:

> All:
> 
> I am trying to enable ACL support of my FreeBSD 5.3 box.  I drop into
> single user mode and run the tunefs -a enable command on my partition
> and get the following:
> 
> tuenfs:  ACLs set
> tunefs:  /dev/ad0s1a:  failed to write superblock
> 
> When I reboot it seems that the ACL are not set.
> 
> Any ideas?
> 

You forgot to umount your filesystem first !