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NFSv4.1: Handle NFS4ERR_DELAY when resetting the NFSv4.1 session
authorTrond Myklebust <Trond.Myklebust@netapp.com>
Wed, 30 Jan 2013 18:04:10 +0000 (13:04 -0500)
committerTrond Myklebust <Trond.Myklebust@netapp.com>
Wed, 30 Jan 2013 22:45:15 +0000 (17:45 -0500)
commitc489ee290bdbbace6bb63ebe6ebd4dd605819495
treef1d41c565e0860cbd474c1bf4cfde37420d76c66tree | snapshot (tar.gz zip)
parentedd2e36fe8bd3cec4fa67e746d4c4a9246d0830ecommit | diff
NFSv4.1: Handle NFS4ERR_DELAY when resetting the NFSv4.1 session

NFS4ERR_DELAY is a legal reply when we call DESTROY_SESSION. It
usually means that the server is busy handling an unfinished RPC
request. Just sleep for a second and then retry.
We also need to be able to handle the NFS4ERR_BACK_CHAN_BUSY return
value. If the NFS server has outstanding callbacks, we just want to
similarly sleep & retry.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Cc: stable@vger.kernel.org
fs/nfs/nfs4state.c diff | blob | blame | history