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-rw-r--r--fs/nfsd/nfs4callback.c1
-rw-r--r--fs/nfsd/nfs4state.c2
2 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 1d5051d46b46..77bc9d3c80fd 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -718,6 +718,7 @@ void nfsd4_destroy_callback_queue(void)
destroy_workqueue(callback_wq);
}
+/* must be called under the state lock */
void nfsd4_set_callback_client(struct nfs4_client *clp, struct rpc_clnt *new)
{
struct rpc_clnt *old = clp->cl_cb_client;
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index cc0e9117dd16..ede9dde52fe8 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -1427,8 +1427,10 @@ nfsd4_destroy_session(struct svc_rqst *r,
unhash_session(ses);
spin_unlock(&client_lock);
+ nfs4_lock_state();
/* wait for callbacks */
nfsd4_set_callback_client(ses->se_client, NULL);
+ nfs4_unlock_state();
nfsd4_put_session(ses);
status = nfs_ok;
out: