Rik van Riel wrote:

quoted text
>
>
>If your backup program dives into the file despite stat()
>saying it's a file and you restore your backup, how are the
>"file is a file" semantics preserved ?
>
>Obviously this is something that needs to be sorted out at
>the VFS layer.
>
It needs to be sorted out, whether it is sorted out at the VFS layer is 
unimportant.

quoted text
>  A filesystem specific backup and restore
>program isn't desirable, if only because then there'd be
>no way for Hans's users to switch to reiser5 in 2010 ;)
>
>  
>
It might be that we need a filenameA/metas/backup method for all of our 
file plugins, which if cat'd gives a set of instructions which if 
executed are adequate for restoring filenameA.

Hans