o2hb_register_callback 72 fs/ocfs2/cluster/heartbeat.h int o2hb_register_callback(const char *region_uuid, o2hb_register_callback 1744 fs/ocfs2/cluster/tcp.c ret = o2hb_register_callback(NULL, &o2net_hb_up); o2hb_register_callback 1746 fs/ocfs2/cluster/tcp.c ret = o2hb_register_callback(NULL, &o2net_hb_down); o2hb_register_callback 1283 fs/ocfs2/dlm/dlmdomain.c status = o2hb_register_callback(NULL, &dlm->dlm_hb_down); o2hb_register_callback 1289 fs/ocfs2/dlm/dlmdomain.c status = o2hb_register_callback(NULL, &dlm->dlm_hb_up);