Re: [PATCH 1/6] statx: Add a system call to make enhanced file info available

David Howells
2016-05-05T20:04:09Z

Jeff Layton <jlayton@poochiereds.net> wrote:

> I don't see a real attack vector here either, but OTOH is there a
> potential user of this at the moment?

I'm not sure. BSD stat has an st_gen, so it's possible something out there
will use it if it exists.

> An earlier chunk of the patch description says:
>
> (7) Inode generation number: Useful for FUSE and userspace NFS servers
>      [Bernd Schubert].  This was asked for but later deemed unnecessary
>      with the open-by-handle capability available
>
> ...the last bit seems to indicate that we don't really need this
> anyway, as most userland servers now work with filehandles from the
> kernel.
>
> Maybe leave it out for now? It can always be added later.

Yeah... probably a good idea.

David
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