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NFSv4.1: Fix the handling of the SEQUENCE status bits 

We want SEQUENCE status bits to be handled by the state manager in order
to avoid threading issues.

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2011-03-09 16:00:55 -05:00
parent 0400a6b0cb
commit b4410c2f7f
1 changed files with 8 additions and 3 deletions
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11
fs/nfs/nfs4proc.c
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@ -436,8 +436,8 @@ static int nfs41_sequence_done(struct rpc_task *task, struct nfs4_sequence_res *
clp = res->sr_session->clp;
do_renew_lease(clp, timestamp);
/* Check sequence flags */
if (atomic_read(&clp->cl_count) > 1)
nfs41_handle_sequence_flag_errors(clp, res->sr_status_flags);
if (res->sr_status_flags != 0)
nfs4_schedule_lease_recovery(clp);
break;
case -NFS4ERR_DELAY:
/* The server detected a resend of the RPC call and
@ -5254,8 +5254,13 @@ static int nfs4_proc_sequence(struct nfs_client *clp, struct rpc_cred *cred)
goto out;
}
ret = rpc_wait_for_completion_task(task);
if (!ret)
if (!ret) {
struct nfs4_sequence_res *res = task->tk_msg.rpc_resp;
if (task->tk_status == 0)
nfs41_handle_sequence_flag_errors(clp, res->sr_status_flags);
ret = task->tk_status;
}
rpc_put_task(task);
out:
dprintk("<-- %s status=%d\n", __func__, ret);