+static int proc_calc_metrics(char *page, char **start, off_t off,
+ int count, int *eof, int len)
+{
+ if (len <= off + count)
+ *eof = 1;
+ *start = page + off;
+ len -= off;
+ if (len > count)
+ len = count;
+ if (len < 0)
+ len = 0;
+ return len;
+}
+
+static int uptime_read_proc(char *page, char **start, off_t off, int count,
+ int *eof, void *data)