rsync from xfs to nfs+xfs and ACL problems

[Christoph Hellwig]

On Wed, May 19, 2010 at 01:46:38PM +0200, Michael Monnerie wrote:
> On Mittwoch, 19. Mai 2010 Christoph Hellwig wrote:
> > XFS stores ACLs different than other Linux filesystems because it's
> > on-disk compatible to IRIX.  While the other filesystems store the
> >  ACL in the same format that is used for the user interface XFS
> >  stores it in a separate trusted extended attribute.  rsync should
> >  and
> > traditionally has ignored those attributes, but it seems something in
> > rsync changed recently so that it tries to copy these attributes in
> > the trusted.* namespace, which fails on NFS.
>  
> Thank you. Does that mean I can simply ignore that errors, and that 
> everything is OK even over NFS?

Thinks should be okay - rsync probably has copied the ACLs via the
normal system namespace.  You can verify this by doing a getfacl
on a nfs file that should havfe ACLs.