lprocfs_pinger_recov_seq_write(struct file *file, const char __user *buffer,
size_t count, loff_t *off);
+int lu_str_to_s64(char *buffer, unsigned long count, __s64 *val, char defunit);
extern int lprocfs_str_with_units_to_s64(const char __user *buffer,
unsigned long count, __s64 *val,
char defunit);