Trond Myklebust d9aba2b40d NFSv4: Don't use the zero stateid with layoutget ...

The NFSv4.1 protocol explicitly forbids us from using the zero stateid
together with layoutget, so when we see that nfs4_select_rw_stateid()
is unable to return a valid delegation, lock or open stateid, then
we should initiate recovery and retry.

Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

2019-07-18 14:43:52 -04:00

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