1 extern void pstore_set_kmsg_bytes(int); 2 extern void pstore_get_records(void); 3 extern int pstore_mkfile(enum pstore_type_id, char *psname, u64 id, 4 char *data, size_t size, 5 struct timespec time, int (*erase)(u64)); 6 extern int pstore_is_mounted(void); 7