Re: [PATCH v3 0/3] Deal with lost delegations and EKEYEXPIRED

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On Wed, Jun 15, 2016 at 03:21:16PM -0400, J. Bruce Fields wrote:
> Looks good, thanks.
> 
> On Wed, Jun 15, 2016 at 12:52:06PM -0400, Andrew Elble wrote:
> > The majority of our lost delegation problems come from the inability
> > to return the delegations when the credentials that obtained them
> > have expired (conundrum mentioned in RFC 5661 18.35.3)
> 
> I take it you've tested these and verified delegations aren't getting
> lost?  Are there client changes needed as well, or is the client already
> doing the right thing?

(Also: remind me what they symptoms ("lost delegation problems")
actually were from the point of view of users?  Does the client end up
resending failing DELEGRETURNS and failing to make progress?)

--b.

> 
> --b.
> 
> > 
> > ObMemoryJog:
> > 
> > http://www.spinics.net/lists/linux-nfs/msg56230.html
> > 
> > v3: removal of OP_IS_PUTFH_LIKE checks
> >     added clarification of addressing the conundrum
> > 
> > Andrew Elble (3):
> >   nfs/nfsd: Move useful bitfield ops to a commonly accessible place
> >   nfsd: allow mach_creds_match to be used more broadly
> >   nfsd: implement machine credential support for some operations
> > 
> >  fs/nfsd/export.c        | 10 ++++++++++
> >  fs/nfsd/nfs4proc.c      | 39 +++++++++++++++++++++++++++++++++++++
> >  fs/nfsd/nfs4state.c     | 32 ++++++++++++++++++++++++-------
> >  fs/nfsd/nfs4xdr.c       | 51 ++++++++++++++++++++++---------------------------
> >  fs/nfsd/nfsd.h          |  5 +++++
> >  fs/nfsd/state.h         |  1 +
> >  fs/nfsd/xdr4.h          |  5 +++++
> >  include/linux/nfs4.h    | 11 +++++++++++
> >  include/linux/nfs_xdr.h | 11 -----------
> >  9 files changed, 119 insertions(+), 46 deletions(-)
> > 
> > -- 
> > 2.6.3
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