nfsd4: cl_count is unused

Now that the shutdown sequence guarantees callbacks are shut down before
the client is destroyed, we no longer have a use for cl_count.

We'll probably reinstate a reference count on the client some day, but
it will be held by users other than callbacks.

Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>

1 files changed, 0 insertions, 2 deletions

diff --git a/fs/nfsd/state.h b/fs/nfsd/state.h
index c4c92aea8f39..cef20abf330c 100644
--- a/fs/nfsd/state.h
+++ b/fs/nfsd/state.h
@@ -224,7 +224,6 @@ struct nfs4_client {
         clientid_t              cl_clientid;    /* generated by server */
         nfs4_verifier           cl_confirm;     /* generated by server */
         struct nfs4_cb_conn     cl_cb_conn;     /* callback info */
-        atomic_t                cl_count;       /* ref count */
         u32                     cl_firststate;  /* recovery dir creation */
 
         /* for nfs41 */
@@ -388,7 +387,6 @@ extern void nfs4_lock_state(void);
 extern void nfs4_unlock_state(void);
 extern int nfs4_in_grace(void);
 extern __be32 nfs4_check_open_reclaim(clientid_t *clid);
-extern void put_nfs4_client(struct nfs4_client *clp);
 extern void nfs4_free_stateowner(struct kref *kref);
 extern int set_callback_cred(void);
 extern void nfsd4_probe_callback(struct nfs4_client *clp);