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[NET_SCHED]: turn PSCHED_TDIFF_SAFE into inline function

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Also rename to psched_tdiff_bounded.

Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy 2007-03-23 11:29:11 -07:00 committed by David S. Miller
parent 8edc0c31d6
commit 03cc45c0a5
5 changed files with 14 additions and 10 deletions
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8
include/net/pkt_sched.h
View File

@ -51,10 +51,14 @@ typedef long psched_tdiff_t;
#define PSCHED_GET_TIME(stamp) \
((stamp) = PSCHED_NS2US(ktime_to_ns(ktime_get())))
#define PSCHED_TDIFF_SAFE(tv1, tv2, bound) \
min_t(long long, (tv1) - (tv2), bound)
#define PSCHED_PASTPERFECT 0
static inline psched_tdiff_t
psched_tdiff_bounded(psched_time_t tv1, psched_time_t tv2, psched_time_t bound)
{
return min(tv1 - tv2, bound);
}
struct qdisc_watchdog {
struct hrtimer timer;
struct Qdisc *qdisc;

2
include/net/red.h
View File

@ -178,7 +178,7 @@ static inline unsigned long red_calc_qavg_from_idle_time(struct red_parms *p)
int shift;
PSCHED_GET_TIME(now);
us_idle = PSCHED_TDIFF_SAFE(now, p->qidlestart, p->Scell_max);
us_idle = psched_tdiff_bounded(now, p->qidlestart, p->Scell_max);
/*
* The problem: ideally, average length queue recalcultion should

8
net/sched/act_police.c
View File

@ -298,8 +298,8 @@ static int tcf_act_police(struct sk_buff *skb, struct tc_action *a,
PSCHED_GET_TIME(now);
toks = PSCHED_TDIFF_SAFE(now, police->tcfp_t_c,
police->tcfp_burst);
toks = psched_tdiff_bounded(now, police->tcfp_t_c,
police->tcfp_burst);
if (police->tcfp_P_tab) {
ptoks = toks + police->tcfp_ptoks;
if (ptoks > (long)L2T_P(police, police->tcfp_mtu))
@ -544,8 +544,8 @@ int tcf_police(struct sk_buff *skb, struct tcf_police *police)
}
PSCHED_GET_TIME(now);
toks = PSCHED_TDIFF_SAFE(now, police->tcfp_t_c,
police->tcfp_burst);
toks = psched_tdiff_bounded(now, police->tcfp_t_c,
police->tcfp_burst);
if (police->tcfp_P_tab) {
ptoks = toks + police->tcfp_ptoks;
if (ptoks > (long)L2T_P(police, police->tcfp_mtu))

4
net/sched/sch_htb.c
View File

@ -729,7 +729,7 @@ static void htb_charge_class(struct htb_sched *q, struct htb_class *cl,
cl->T = toks
while (cl) {
diff = PSCHED_TDIFF_SAFE(q->now, cl->t_c, (u32) cl->mbuffer);
diff = psched_tdiff_bounded(q->now, cl->t_c, cl->mbuffer);
if (cl->level >= level) {
if (cl->level == level)
cl->xstats.lends++;
@ -789,7 +789,7 @@ static psched_time_t htb_do_events(struct htb_sched *q, int level)
return cl->pq_key;
htb_safe_rb_erase(p, q->wait_pq + level);
diff = PSCHED_TDIFF_SAFE(q->now, cl->t_c, (u32) cl->mbuffer);
diff = psched_tdiff_bounded(q->now, cl->t_c, cl->mbuffer);
htb_change_class_mode(q, cl, &diff);
if (cl->cmode != HTB_CAN_SEND)
htb_add_to_wait_tree(q, cl, diff);

2
net/sched/sch_tbf.c
View File

@ -201,7 +201,7 @@ static struct sk_buff *tbf_dequeue(struct Qdisc* sch)
PSCHED_GET_TIME(now);
toks = PSCHED_TDIFF_SAFE(now, q->t_c, q->buffer);
toks = psched_tdiff_bounded(now, q->t_c, q->buffer);
if (q->P_tab) {
ptoks = toks + q->ptokens;