nfsd: Remove nfs4_lock_state(): exchange_id, create/destroy_session()

Also destroy_clientid and bind_conn_to_session.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>

1 files changed, 0 insertions, 11 deletions

diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 5b3452a00cb2..e6b27ede3388 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -2209,7 +2209,6 @@ nfsd4_exchange_id(struct svc_rqst *rqstp,
                 return nfserr_jukebox;
 
         /* Cases below refer to rfc 5661 section 18.35.4: */
-        nfs4_lock_state();
         spin_lock(&nn->client_lock);
         conf = find_confirmed_client_by_name(&exid->clname, nn);
         if (conf) {
@@ -2288,7 +2287,6 @@ out_copy:
 
 out:
         spin_unlock(&nn->client_lock);
-        nfs4_unlock_state();
         if (new)
                 expire_client(new);
         if (unconf)
@@ -2462,7 +2460,6 @@ nfsd4_create_session(struct svc_rqst *rqstp,
         if (!conn)
                 goto out_free_session;
 
-        nfs4_lock_state();
         spin_lock(&nn->client_lock);
         unconf = find_unconfirmed_client(&cr_ses->clientid, true, nn);
         conf = find_confirmed_client(&cr_ses->clientid, true, nn);
@@ -2532,13 +2529,11 @@ nfsd4_create_session(struct svc_rqst *rqstp,
         /* init connection and backchannel */
         nfsd4_init_conn(rqstp, conn, new);
         nfsd4_put_session(new);
-        nfs4_unlock_state();
         if (old)
                 expire_client(old);
         return status;
 out_free_conn:
         spin_unlock(&nn->client_lock);
-        nfs4_unlock_state();
         free_conn(conn);
         if (old)
                 expire_client(old);
@@ -2594,7 +2589,6 @@ __be32 nfsd4_bind_conn_to_session(struct svc_rqst *rqstp,
 
         if (!nfsd4_last_compound_op(rqstp))
                 return nfserr_not_only_op;
-        nfs4_lock_state();
         spin_lock(&nn->client_lock);
         session = find_in_sessionid_hashtbl(&bcts->sessionid, net, &status);
         spin_unlock(&nn->client_lock);
@@ -2615,7 +2609,6 @@ __be32 nfsd4_bind_conn_to_session(struct svc_rqst *rqstp,
 out:
         nfsd4_put_session(session);
 out_no_session:
-        nfs4_unlock_state();
         return status;
 }
 
@@ -2637,7 +2630,6 @@ nfsd4_destroy_session(struct svc_rqst *r,
         struct net *net = SVC_NET(r);
         struct nfsd_net *nn = net_generic(net, nfsd_net_id);
 
-        nfs4_lock_state();
         status = nfserr_not_only_op;
         if (nfsd4_compound_in_session(cstate->session, &sessionid->sessionid)) {
                 if (!nfsd4_last_compound_op(r))
@@ -2667,7 +2659,6 @@ out_put_session:
 out_client_lock:
         spin_unlock(&nn->client_lock);
 out:
-        nfs4_unlock_state();
         return status;
 }
 
@@ -2870,7 +2861,6 @@ nfsd4_destroy_clientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *csta
         __be32 status = 0;
         struct nfsd_net *nn = net_generic(SVC_NET(rqstp), nfsd_net_id);
 
-        nfs4_lock_state();
         spin_lock(&nn->client_lock);
         unconf = find_unconfirmed_client(&dc->clientid, true, nn);
         conf = find_confirmed_client(&dc->clientid, true, nn);
@@ -2899,7 +2889,6 @@ nfsd4_destroy_clientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *csta
         unhash_client_locked(clp);
 out:
         spin_unlock(&nn->client_lock);
-        nfs4_unlock_state();
         if (clp)
                 expire_client(clp);
         return status;