1 files changed, 10 insertions, 0 deletions

diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 896be2126f7e..1fb3e6c6f993 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -271,6 +271,16 @@ static void nfs4_end_drain_session(struct nfs_client *clp)
         }
 }
 
+/*
+ * Signal state manager thread if session fore channel is drained
+ */
+void nfs4_session_drain_complete(struct nfs4_session *session,
+                struct nfs4_slot_table *tbl)
+{
+        if (nfs4_session_draining(session))
+                complete(&tbl->complete);
+}
+
 static int nfs4_wait_on_slot_tbl(struct nfs4_slot_table *tbl)
 {
         spin_lock(&tbl->slot_tbl_lock);