1 files changed, 12 insertions, 11 deletions

diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index 6492e7363d84..b94d1ad92c4d 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -1,6 +1,7 @@
 #ifndef __NET_PKT_SCHED_H
 #define __NET_PKT_SCHED_H
 
+#include <linux/jiffies.h>
 #include <net/sch_generic.h>
 
 struct qdisc_walker
@@ -59,8 +60,8 @@ typedef struct timeval	psched_time_t;
 typedef long            psched_tdiff_t;
 
 #define PSCHED_GET_TIME(stamp) do_gettimeofday(&(stamp))
-#define PSCHED_US2JIFFIE(usecs) (((usecs)+(1000000/HZ-1))/(1000000/HZ))
-#define PSCHED_JIFFIE2US(delay) ((delay)*(1000000/HZ))
+#define PSCHED_US2JIFFIE(usecs) usecs_to_jiffies(usecs)
+#define PSCHED_JIFFIE2US(delay) jiffies_to_usecs(delay)
 
 #else /* !CONFIG_NET_SCH_CLK_GETTIMEOFDAY */
 
@@ -123,9 +124,9 @@ do {									\
                    default: \
                            __delta = 0; \
                    case 2: \
-                           __delta += 1000000; \
+                           __delta += USEC_PER_SEC; \
                    case 1: \
-                           __delta += 1000000; \
+                           __delta += USEC_PER_SEC; \
                    } \
            } \
            __delta; \
@@ -136,9 +137,9 @@ psched_tod_diff(int delta_sec, int bound)
 {
         int delta;
 
-        if (bound <= 1000000 || delta_sec > (0x7FFFFFFF/1000000)-1)
+        if (bound <= USEC_PER_SEC || delta_sec > (0x7FFFFFFF/USEC_PER_SEC)-1)
                 return bound;
-        delta = delta_sec * 1000000;
+        delta = delta_sec * USEC_PER_SEC;
         if (delta > bound || delta < 0)
                 delta = bound;
         return delta;
@@ -152,9 +153,9 @@ psched_tod_diff(int delta_sec, int bound)
            default: \
                    __delta = psched_tod_diff(__delta_sec, bound);  break; \
            case 2: \
-                   __delta += 1000000; \
+                   __delta += USEC_PER_SEC; \
            case 1: \
-                   __delta += 1000000; \
+                   __delta += USEC_PER_SEC; \
            case 0: \
                    if (__delta > bound || __delta < 0) \
                         __delta = bound; \
@@ -170,15 +171,15 @@ psched_tod_diff(int delta_sec, int bound)
 ({ \
            int __delta = (tv).tv_usec + (delta); \
            (tv_res).tv_sec = (tv).tv_sec; \
-           if (__delta > 1000000) { (tv_res).tv_sec++; __delta -= 1000000; } \
+           if (__delta > USEC_PER_SEC) { (tv_res).tv_sec++; __delta -= USEC_PER_SEC; } \
            (tv_res).tv_usec = __delta; \
 })
 
 #define PSCHED_TADD(tv, delta) \
 ({ \
            (tv).tv_usec += (delta); \
-           if ((tv).tv_usec > 1000000) { (tv).tv_sec++; \
-                 (tv).tv_usec -= 1000000; } \
+           if ((tv).tv_usec > USEC_PER_SEC) { (tv).tv_sec++; \
+                 (tv).tv_usec -= USEC_PER_SEC; } \
 })
 
 /* Set/check that time is in the "past perfect";