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authorJeff Layton <jlayton@primarydata.com>2014-07-30 08:27:37 -0400
committerJ. Bruce Fields <bfields@redhat.com>2014-08-05 15:00:54 -0400
commitb687f6863eed050aa56fe176e513025907ecd287 (patch)
tree4a89d3e53a45b1c724727750fcedc1441ebaae95
parent74cf76df0f7fa39f4d9d6c43487774d43b31eb80 (diff)
nfsd: remove the client_mutex and the nfs4_lock/unlock_state wrappers
Signed-off-by: Jeff Layton <jlayton@primarydata.com> Signed-off-by: J. Bruce Fields <bfields@redhat.com>
-rw-r--r--fs/nfsd/nfs4state.c15
-rw-r--r--fs/nfsd/state.h2
2 files changed, 0 insertions, 17 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index b900af81791a..2e80a59e7e91 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -75,9 +75,6 @@ static void nfs4_free_ol_stateid(struct nfs4_stid *stid);
/* Locking: */
-/* Currently used for almost all code touching nfsv4 state: */
-static DEFINE_MUTEX(client_mutex);
-
/*
* Currently used for the del_recall_lru and file hash table. In an
* effort to decrease the scope of the client_mutex, this spinlock may
@@ -97,12 +94,6 @@ static struct kmem_cache *file_slab;
static struct kmem_cache *stateid_slab;
static struct kmem_cache *deleg_slab;
-void
-nfs4_lock_state(void)
-{
- mutex_lock(&client_mutex);
-}
-
static void free_session(struct nfsd4_session *);
static bool is_session_dead(struct nfsd4_session *ses)
@@ -118,12 +109,6 @@ static __be32 mark_session_dead_locked(struct nfsd4_session *ses, int ref_held_b
return nfs_ok;
}
-void
-nfs4_unlock_state(void)
-{
- mutex_unlock(&client_mutex);
-}
-
static bool is_client_expired(struct nfs4_client *clp)
{
return clp->cl_time == 0;
diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index a02358f2442c..32a7c290d027 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -437,8 +437,6 @@ struct nfsd_net;
extern __be32 nfs4_preprocess_stateid_op(struct net *net,
struct nfsd4_compound_state *cstate,
stateid_t *stateid, int flags, struct file **filp);
-extern void nfs4_lock_state(void);
-extern void nfs4_unlock_state(void);
void nfs4_put_stid(struct nfs4_stid *s);
void nfs4_remove_reclaim_record(struct nfs4_client_reclaim *, struct nfsd_net *);
extern void nfs4_release_reclaim(struct nfsd_net *);