[PATCH 1/1] fix d_revalidate oopsen on NFS exports

[David Howells]

Chris Dunlop <chris at onthe.net.au> wrote:

> To avoid other people further wasting their and your time on
> exactly the same thing future, how something like the following
> patch, based on your comment in:
> 
> http://article.gmane.org/gmane.linux.nfs/40370
> 
> ...and, if that's acceptable, is it worthwhile doing for the
> other file systems which are likewise currently vulnerable when
> abused by broken layered file systems?

Also, this may get fixed by Al's atomic open patches - but obviously it hasn't
been yet...

> Don't oops when abused by broken layered file systems
> 
> Signed-off-by: Chris Dunlop <chris at onthe.net.au>

Acked-by: David Howells <dhowells at redhat.com>

It's also worth printing a message - this *is* a kernel bug of some description
if it happens.

David