NFSv4: Add recovery for individual stateids

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NFSv4 defines a number of state errors which the client does not currently
handle. Among those we should worry about are:
  NFS4ERR_ADMIN_REVOKED - the server's administrator revoked our locks
  			  and/or delegations.
  NFS4ERR_BAD_STATEID - the client and server are out of sync, possibly
                        due to a delegation return racing with an OPEN
			request.
  NFS4ERR_OPENMODE - the client attempted to do something not sanctioned
  		     by the open mode of the stateid. Should normally just
		     occur as a result of a delegation return race.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>

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This commit is contained in:

Trond Myklebust 2008-12-23 15:21:46 -05:00

parent 95d35cb4c4

commit 9e33bed552

3 changed files with 31 additions and 10 deletions

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2

fs/nfs/nfs4_fs.h

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37

fs/nfs/nfs4proc.c

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2

fs/nfs/nfs4state.c

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