-extern void ltt_dump_softirq_vec(void *call_data);
-
-#ifdef CONFIG_HAVE_LTT_DUMP_TABLES
-extern void ltt_dump_sys_call_table(void *call_data);
-extern void ltt_dump_idt_table(void *call_data);
-#else
-static inline void ltt_dump_sys_call_table(void *call_data)
-{
-}
-
-static inline void ltt_dump_idt_table(void *call_data)
-{
-}
-#endif
-
-#ifdef CONFIG_LTT_KPROBES
-extern void ltt_dump_kprobes_table(void *call_data);
-#else
-static inline void ltt_dump_kprobes_table(void *call_data)
-{
-}
-#endif
-
-/* Relay IOCTL */
-
-/* Get the next sub buffer that can be read. */
-#define RELAY_GET_SUBBUF _IOR(0xF5, 0x00, __u32)
-/* Release the oldest reserved (by "get") sub buffer. */
-#define RELAY_PUT_SUBBUF _IOW(0xF5, 0x01, __u32)
-/* returns the number of sub buffers in the per cpu channel. */
-#define RELAY_GET_N_SUBBUFS _IOR(0xF5, 0x02, __u32)
-/* returns the size of the sub buffers. */
-#define RELAY_GET_SUBBUF_SIZE _IOR(0xF5, 0x03, __u32)
-
-#endif /* CONFIG_LTT */
+//ust// extern void ltt_dump_softirq_vec(void *call_data);
+//ust//
+//ust// #ifdef CONFIG_HAVE_LTT_DUMP_TABLES
+//ust// extern void ltt_dump_sys_call_table(void *call_data);
+//ust// extern void ltt_dump_idt_table(void *call_data);
+//ust// #else
+//ust// static inline void ltt_dump_sys_call_table(void *call_data)
+//ust// {
+//ust// }
+//ust//
+//ust// static inline void ltt_dump_idt_table(void *call_data)
+//ust// {
+//ust// }
+//ust// #endif
+
+//ust// #ifdef CONFIG_LTT_KPROBES
+//ust// extern void ltt_dump_kprobes_table(void *call_data);
+//ust// #else
+//ust// static inline void ltt_dump_kprobes_table(void *call_data)
+//ust// {
+//ust// }
+//ust// #endif
+
+//ust// /* Relay IOCTL */
+//ust//
+//ust// /* Get the next sub buffer that can be read. */
+//ust// #define RELAY_GET_SUBBUF _IOR(0xF5, 0x00, __u32)
+//ust// /* Release the oldest reserved (by "get") sub buffer. */
+//ust// #define RELAY_PUT_SUBBUF _IOW(0xF5, 0x01, __u32)
+//ust// /* returns the number of sub buffers in the per cpu channel. */
+//ust// #define RELAY_GET_N_SUBBUFS _IOR(0xF5, 0x02, __u32)
+//ust// /* returns the size of the sub buffers. */
+//ust// #define RELAY_GET_SUBBUF_SIZE _IOR(0xF5, 0x03, __u32)
+
+//ust// #endif /* CONFIG_LTT */
+
+struct ltt_trace_struct *_ltt_trace_find(const char *trace_name);