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authorTrond Myklebust <Trond.Myklebust@netapp.com>2010-07-31 14:29:06 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2010-08-03 22:06:42 -0400
commit452e93523d9433f83670e7b42cbe75319c208762 (patch)
tree343d79e89bb89db7152ff5e1c292ecf5b90d15bc /fs/nfs
parent14516c3a30e256e8d4e7a9af271c8df644ac3222 (diff)
NFSv4: Clean up the process of renewing the NFSv4 lease
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/nfs4proc.c23
1 files changed, 9 insertions, 14 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index cab0eb915145..d2d20fbeb086 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -303,15 +303,19 @@ do_state_recovery:
}
-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;
}