2 files changed, 7 insertions, 8 deletions

diff --git a/include/net/pkt_sched.h b/include/net/pkt_sched.h
index c40147a60205..163973740207 100644
--- a/include/net/pkt_sched.h
+++ b/include/net/pkt_sched.h
@@ -51,7 +51,6 @@ typedef long	psched_tdiff_t;
 #define PSCHED_GET_TIME(stamp) \
         ((stamp) = PSCHED_NS2US(ktime_to_ns(ktime_get())))
 
-#define PSCHED_TDIFF(tv1, tv2)          (long)((tv1) - (tv2))
 #define PSCHED_TDIFF_SAFE(tv1, tv2, bound) \
                                         min_t(long long, (tv1) - (tv2), bound)
 #define PSCHED_PASTPERFECT              0
diff --git a/net/sched/sch_cbq.c b/net/sched/sch_cbq.c
index 2bb271b0efc3..f9e8403c5222 100644
--- a/net/sched/sch_cbq.c
+++ b/net/sched/sch_cbq.c
@@ -386,7 +386,7 @@ cbq_mark_toplevel(struct cbq_sched_data *q, struct cbq_class *cl)
                 psched_tdiff_t incr;
 
                 PSCHED_GET_TIME(now);
-                incr = PSCHED_TDIFF(now, q->now_rt);
+                incr = now - q->now_rt;
                 now = q->now + incr;
 
                 do {
@@ -474,7 +474,7 @@ cbq_requeue(struct sk_buff *skb, struct Qdisc *sch)
 static void cbq_ovl_classic(struct cbq_class *cl)
 {
         struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
-        psched_tdiff_t delay = PSCHED_TDIFF(cl->undertime, q->now);
+        psched_tdiff_t delay = cl->undertime - q->now;
 
         if (!cl->delayed) {
                 delay += cl->offtime;
@@ -509,7 +509,7 @@ static void cbq_ovl_classic(struct cbq_class *cl)
                 psched_tdiff_t base_delay = q->wd_expires;
 
                 for (b = cl->borrow; b; b = b->borrow) {
-                        delay = PSCHED_TDIFF(b->undertime, q->now);
+                        delay = b->undertime - q->now;
                         if (delay < base_delay) {
                                 if (delay <= 0)
                                         delay = 1;
@@ -547,7 +547,7 @@ static void cbq_ovl_rclassic(struct cbq_class *cl)
 static void cbq_ovl_delay(struct cbq_class *cl)
 {
         struct cbq_sched_data *q = qdisc_priv(cl->qdisc);
-        psched_tdiff_t delay = PSCHED_TDIFF(cl->undertime, q->now);
+        psched_tdiff_t delay = cl->undertime - q->now;
 
         if (!cl->delayed) {
                 psched_time_t sched = q->now;
@@ -776,7 +776,7 @@ cbq_update(struct cbq_sched_data *q)
                          idle = (now - last) - last_pktlen/rate
                  */
 
-                idle = PSCHED_TDIFF(q->now, cl->last);
+                idle = q->now - cl->last;
                 if ((unsigned long)idle > 128*1024*1024) {
                         avgidle = cl->maxidle;
                 } else {
@@ -1004,7 +1004,7 @@ cbq_dequeue(struct Qdisc *sch)
         psched_tdiff_t incr;
 
         PSCHED_GET_TIME(now);
-        incr = PSCHED_TDIFF(now, q->now_rt);
+        incr = now - q->now_rt;
 
         if (q->tx_class) {
                 psched_tdiff_t incr2;
@@ -1650,7 +1650,7 @@ cbq_dump_class_stats(struct Qdisc *sch, unsigned long arg,
         cl->xstats.undertime = 0;
 
         if (cl->undertime != PSCHED_PASTPERFECT)
-                cl->xstats.undertime = PSCHED_TDIFF(cl->undertime, q->now);
+                cl->xstats.undertime = cl->undertime - q->now;
 
         if (gnet_stats_copy_basic(d, &cl->bstats) < 0 ||
 #ifdef CONFIG_NET_ESTIMATOR