From 452e93523d9433f83670e7b42cbe75319c208762 Mon Sep 17 00:00:00 2001 From: Trond Myklebust Date: Sat, 31 Jul 2010 14:29:06 -0400 Subject: NFSv4: Clean up the process of renewing the NFSv4 lease Signed-off-by: Trond Myklebust --- fs/nfs/nfs4proc.c | 23 +++++++++-------------- 1 file changed, 9 insertions(+), 14 deletions(-) (limited to 'fs') diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index cab0eb91514..d2d20fbeb08 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; } -- cgit v1.2.3