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-rw-r--r--fs/nfs/nfs4session.c29
1 files changed, 21 insertions, 8 deletions
diff --git a/fs/nfs/nfs4session.c b/fs/nfs/nfs4session.c
index 0161ad26ee84..746675b74624 100644
--- a/fs/nfs/nfs4session.c
+++ b/fs/nfs/nfs4session.c
@@ -44,6 +44,17 @@ static void nfs4_shrink_slot_table(struct nfs4_slot_table *tbl, u32 newsize)
}
}
+/**
+ * nfs4_slot_tbl_drain_complete - wake waiters when drain is complete
+ * @tbl - controlling slot table
+ *
+ */
+void nfs4_slot_tbl_drain_complete(struct nfs4_slot_table *tbl)
+{
+ if (nfs4_slot_tbl_draining(tbl))
+ complete(&tbl->complete);
+}
+
/*
* nfs4_free_slot - free a slot and efficiently update slot table.
*
@@ -212,13 +223,6 @@ out:
return ret;
}
-/* Destroy the slot table */
-static void nfs4_destroy_slot_tables(struct nfs4_session *session)
-{
- nfs4_shrink_slot_table(&session->fc_slot_table, 0);
- nfs4_shrink_slot_table(&session->bc_slot_table, 0);
-}
-
static bool nfs41_assign_slot(struct rpc_task *task, void *pslot)
{
struct nfs4_sequence_args *args = task->tk_msg.rpc_argp;
@@ -383,6 +387,15 @@ void nfs41_update_target_slotid(struct nfs4_slot_table *tbl,
spin_unlock(&tbl->slot_tbl_lock);
}
+#if defined(CONFIG_NFS_V4_1)
+
+/* Destroy the slot table */
+static void nfs4_destroy_slot_tables(struct nfs4_session *session)
+{
+ nfs4_shrink_slot_table(&session->fc_slot_table, 0);
+ nfs4_shrink_slot_table(&session->bc_slot_table, 0);
+}
+
/*
* Initialize or reset the forechannel and backchannel tables
*/
@@ -513,4 +526,4 @@ int nfs4_init_ds_session(struct nfs_client *clp, unsigned long lease_time)
}
EXPORT_SYMBOL_GPL(nfs4_init_ds_session);
-
+#endif /* defined(CONFIG_NFS_V4_1) */