1 files changed, 1 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;