[PATCH 02/18] xstat: Add a pair of system calls to make extended file stats available [ver #6]

[Jeremy Allison]

On Thu, Jul 22, 2010 at 12:58:50PM -0400, Trond Myklebust wrote:
> 
> That would make it impossible to export the filesystem with NFSv2 and
> v3. They do rely on ctime checking for certain operations (e.g. deciding
> when to invalidate access and acl caches). NFSv4 needs this too if the
> filesystem has no dedicated change attribute.
> 
> Still, I suppose the market for exporting the same filesystem with both
> NFS and Samba is limited...

Ask NetApp about that :-). They have built a rather large
business on just that fact :-).

Jeremy.