#define GLR_TRYFAILED 13
+#define GL_GLOCK_MAX_HOLD (long)(HZ / 5)
+#define GL_GLOCK_DFT_HOLD (long)(HZ / 5)
+#define GL_GLOCK_MIN_HOLD (long)(10)
+#define GL_GLOCK_HOLD_INCR (long)(HZ / 20)
+#define GL_GLOCK_HOLD_DECR (long)(HZ / 40)
+
struct lm_lockops {
const char *lm_proto_name;
int (*lm_mount) (struct gfs2_sbd *sdp, const char *fsname);