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NFSv4: nfs4_locku_done must release the sequence id

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commit 2b1bc308f4 upstream.

If the state recovery machinery is triggered by the call to
nfs4_async_handle_error() then we can deadlock.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Trond Myklebust 2012-10-29 18:53:23 -04:00 committed by Greg Kroah-Hartman
parent 43113027b7
commit 8827f3112b
1 changed files with 1 additions and 0 deletions
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fs/nfs/nfs4proc.c
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@ -4306,6 +4306,7 @@ static void nfs4_locku_done(struct rpc_task *task, void *data)
if (nfs4_async_handle_error(task, calldata->server, NULL) == -EAGAIN)
rpc_restart_call_prepare(task);
}
nfs_release_seqid(calldata->arg.seqid);
}
static void nfs4_locku_prepare(struct rpc_task *task, void *data)