The functions time_before, time_before_eq, time_after, and
time_after_eq are more robust for comparing jiffies against other
values.
So following patch implements usage of the time_after() macro, defined
at linux/jiffies.h, which deals with wrapping correctly
Signed-off-by: S.Çağlar Onur <caglar@pardus.org.tr>
Signed-off-by: David S. Miller <davem@davemloft.net>
  */
 
 
+#include <linux/jiffies.h>
 #include <linux/kernel.h>
 #include <linux/sched.h>
 #include <linux/mm.h>
 {
        static unsigned long count, last_time;
 
-       if (jiffies - last_time > 5 * HZ)
+       if (time_after(jiffies, last_time + 5 * HZ))
                count = 0;
        if (count < 5) {
                last_time = jiffies;