Re: NFSD: Fix a bug in the NFSv4 'supported attrs' mandatory attribute

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On Mon, 2009-08-31 at 18:21 -0400, Trond Myklebust wrote:
> On Mon, 2009-08-31 at 18:03 -0400, J. Bruce Fields wrote:
> > If you want to do this, you probably also want to turn off the previous
> > exfslocs.locations check in the same function.  Otherwise we claim
> > support for the attribute but then never actually return it.
> 
> ...why is that a problem? Clients that conform to RFC3530 are perfectly
> capable of dealing with that case. The point is that if you say "I don't
> support this attribute", then the client will _never_ be allowed to
> check it.

Put differently: not setting the fs_locations bit in the supp_attr
information is equivalent to telling the client that it shouldn't ask
for it, and there is no time limit on that prohibition...

-- 
Trond Myklebust
Linux NFS client maintainer

NetApp
Trond.Myklebust@xxxxxxxxxx
www.netapp.com
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