Re: reconnect_path() breaks NFS server causing occasional EACCES

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On Mon, Apr 07, 2008 at 02:43:46PM -0400, J. Bruce Fields wrote:
> Anyone who depends on the "x" bit to control access to objects in an
> nfs-exported filesystem is already in trouble.  We could do so for
> directories (at the expense of non-posix-like behavior such as what
> you've seen), but we probably can't for files.  So I'm inclined to think
> this is the right thing to do.
> 
> The "DON'T USE THIS FUNCTION EVER, thanks." suggests we should at least
> consult the person who added that comment (cc'd) before adding a call to
> lookup_one_noperm().  (And if we decide to do this, we should make a
> note of this in that comment.)

That function really shouldn't be used and we should obey the x bit.
And yes, due to NFSs staleless file handles this will lead to non-posix
behaviour which is expected.  The same will happen with other nfs
servers aswell.
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