--- zzzz-none-000/linux-3.10.107/fs/ocfs2/cluster/heartbeat.h	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/fs/ocfs2/cluster/heartbeat.h	2021-02-04 17:41:59.000000000 +0000
@@ -80,6 +80,7 @@
 void o2hb_exit(void);
 int o2hb_init(void);
 int o2hb_check_node_heartbeating(u8 node_num);
+int o2hb_check_node_heartbeating_no_sem(u8 node_num);
 int o2hb_check_node_heartbeating_from_callback(u8 node_num);
 int o2hb_check_local_node_heartbeating(void);
 void o2hb_stop_all_regions(void);