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Commit 03cc45c0 authored by Patrick McHardy's avatar Patrick McHardy Committed by David S. Miller
Browse files

[NET_SCHED]: turn PSCHED_TDIFF_SAFE into inline function 



Also rename to psched_tdiff_bounded.

Signed-off-by: default avatarPatrick McHardy <kaber@trash.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 8edc0c31

include/net/pkt_sched.h

+6 −2
Original line number Diff line number Diff line
@@ -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;

include/net/red.h

+1 −1
Original line number Diff line number Diff line
@@ -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

net/sched/act_police.c

+4 −4
Original line number Diff line number Diff line
@@ -298,7 +298,7 @@ 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,

		toks = psched_tdiff_bounded(now, police->tcfp_t_c,

					    police->tcfp_burst);

		if (police->tcfp_P_tab) {

			ptoks = toks + police->tcfp_ptoks;
@@ -544,7 +544,7 @@ int tcf_police(struct sk_buff *skb, struct tcf_police *police) 
		}



		PSCHED_GET_TIME(now);

		toks = PSCHED_TDIFF_SAFE(now, police->tcfp_t_c,

		toks = psched_tdiff_bounded(now, police->tcfp_t_c,

					    police->tcfp_burst);

		if (police->tcfp_P_tab) {

			ptoks = toks + police->tcfp_ptoks;

net/sched/sch_htb.c

+2 −2
Original line number Diff line number Diff line
@@ -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);

net/sched/sch_tbf.c

+1 −1
Original line number Diff line number Diff line
@@ -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;