#define FIOGETOWN _IOR('f', 123, int) /* get owner */
#define FIODTYPE _IOR('f', 122, int) /* get d_type */
+#ifdef KERNEL_PRIVATE
+#define FIODEVICELOCKED _IO('f', 121) /* device locked/unlocked */
+#define FIOPINSWAP _IO('f', 120) /* pin swap file to fast device */
+#endif
+
#endif /* !_SYS_FILIO_H_ */