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NFSv4: Clean up the process of renewing the NFSv4 lease 

Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
This commit is contained in:
Trond Myklebust 2010-07-31 14:29:06 -04:00
parent 14516c3a30
commit 452e93523d
1 changed files with 9 additions and 14 deletions
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23
fs/nfs/nfs4proc.c
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@ -303,15 +303,19 @@ static int nfs4_handle_exception(const struct nfs_server *server, int errorcode,
}
static void renew_lease(const struct nfs_server *server, unsigned long timestamp)
static void do_renew_lease(struct nfs_client *clp, unsigned long timestamp)
{
struct nfs_client *clp = server->nfs_client;
spin_lock(&clp->cl_lock);
if (time_before(clp->cl_last_renewal,timestamp))
clp->cl_last_renewal = timestamp;
spin_unlock(&clp->cl_lock);
}
static void renew_lease(const struct nfs_server *server, unsigned long timestamp)
{
do_renew_lease(server->nfs_client, timestamp);
}
#if defined(CONFIG_NFS_V4_1)
/*
@ -419,10 +423,7 @@ static int nfs41_sequence_done(struct rpc_task *task, struct nfs4_sequence_res *
++slot->seq_nr;
timestamp = res->sr_renewal_time;
clp = res->sr_session->clp;
spin_lock(&clp->cl_lock);
if (time_before(clp->cl_last_renewal, timestamp))
clp->cl_last_renewal = timestamp;
spin_unlock(&clp->cl_lock);
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);
@ -3219,10 +3220,7 @@ static void nfs4_renew_done(struct rpc_task *task, void *calldata)
nfs4_schedule_state_recovery(clp);
return;
}
spin_lock(&clp->cl_lock);
if (time_before(clp->cl_last_renewal,timestamp))
clp->cl_last_renewal = timestamp;
spin_unlock(&clp->cl_lock);
do_renew_lease(clp, timestamp);
}
static const struct rpc_call_ops nfs4_renew_ops = {
@ -3263,10 +3261,7 @@ int nfs4_proc_renew(struct nfs_client *clp, struct rpc_cred *cred)
status = rpc_call_sync(clp->cl_rpcclient, &msg, 0);
if (status < 0)
return status;
spin_lock(&clp->cl_lock);
if (time_before(clp->cl_last_renewal,now))
clp->cl_last_renewal = now;
spin_unlock(&clp->cl_lock);
do_renew_lease(clp, now);
return 0;
}