klebust <Trond.Myklebust@netapp.com> 1306434395 -0400
committer Trond Myklebust <Trond.Myklebust@netapp.com> 1306532521 -0400

NFSv4: Handle expired stateids when the lease is still valid

Currently, if the server returns NFS4ERR_EXPIRED in reply to a READ or
WRITE, but the RENEW test determines that the lease is still active, we
fail to recover and end up looping forever in a READ/WRITE + RENEW death
spiral.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@kernel.org
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