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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2014-07-30 08:27:04 -0400 |
|---|---|---|
| committer | J. Bruce Fields <bfields@redhat.com> | 2014-08-01 16:28:19 -0400 |
| commit | 425510f5c8f1643a01668f48c43c77b8275e9227 (patch) | |
| tree | 25130544db04f8bbc3172a043bd0f7556cba1f98 /fs | |
| parent | 4864af97e02d1ef6aa78963195a64ed2ed7752c3 (diff) | |
| download | talos-op-linux-425510f5c8f1643a01668f48c43c77b8275e9227.tar.gz talos-op-linux-425510f5c8f1643a01668f48c43c77b8275e9227.zip | |
nfsd: Don't require client_lock in free_client
The struct nfs_client is supposed to be invisible and unreferenced
before it gets here.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/nfsd/nfs4state.c | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c index a374592e7dcf..256e9032f49c 100644 --- a/fs/nfsd/nfs4state.c +++ b/fs/nfsd/nfs4state.c @@ -1416,9 +1416,6 @@ static void __free_session(struct nfsd4_session *ses) static void free_session(struct nfsd4_session *ses) { - struct nfsd_net *nn = net_generic(ses->se_client->net, nfsd_net_id); - - lockdep_assert_held(&nn->client_lock); nfsd4_del_conns(ses); nfsd4_put_drc_mem(&ses->se_fchannel); __free_session(ses); @@ -1568,9 +1565,6 @@ err_no_name: static void free_client(struct nfs4_client *clp) { - struct nfsd_net __maybe_unused *nn = net_generic(clp->net, nfsd_net_id); - - lockdep_assert_held(&nn->client_lock); while (!list_empty(&clp->cl_sessions)) { struct nfsd4_session *ses; ses = list_entry(clp->cl_sessions.next, struct nfsd4_session, @@ -1627,7 +1621,6 @@ __destroy_client(struct nfs4_client *clp) struct nfs4_openowner *oo; struct nfs4_delegation *dp; struct list_head reaplist; - struct nfsd_net *nn = net_generic(clp->net, nfsd_net_id); INIT_LIST_HEAD(&reaplist); spin_lock(&state_lock); @@ -1655,10 +1648,7 @@ __destroy_client(struct nfs4_client *clp) nfsd4_shutdown_callback(clp); if (clp->cl_cb_conn.cb_xprt) svc_xprt_put(clp->cl_cb_conn.cb_xprt); - spin_lock(&nn->client_lock); - WARN_ON_ONCE(atomic_read(&clp->cl_refcount)); free_client(clp); - spin_unlock(&nn->client_lock); } static void @@ -1862,7 +1852,6 @@ static struct nfs4_client *create_client(struct xdr_netobj name, struct sockaddr *sa = svc_addr(rqstp); int ret; struct net *net = SVC_NET(rqstp); - struct nfsd_net *nn = net_generic(net, nfsd_net_id); clp = alloc_client(name); if (clp == NULL) @@ -1870,9 +1859,7 @@ static struct nfs4_client *create_client(struct xdr_netobj name, ret = copy_cred(&clp->cl_cred, &rqstp->rq_cred); if (ret) { - spin_lock(&nn->client_lock); free_client(clp); - spin_unlock(&nn->client_lock); return NULL; } INIT_WORK(&clp->cl_cb_null.cb_work, nfsd4_run_cb_null); |
