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net_sched/hfsc: opencode trivial set_active() and set_passive() 

Any move comment abount update_vf() into right place.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@yandex-team.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Konstantin Khlebnikov 2017-08-15 16:40:03 +03:00 committed by David S. Miller
parent 959466588a
commit 6b0355f4a9
1 changed files with 16 additions and 29 deletions
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45
net/sched/sch_hfsc.c
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@ -829,28 +829,6 @@ update_vf(struct hfsc_class *cl, unsigned int len, u64 cur_time)
}
}
static void
set_active(struct hfsc_class *cl, unsigned int len)
{
if (cl->cl_flags & HFSC_RSC)
init_ed(cl, len);
if (cl->cl_flags & HFSC_FSC)
init_vf(cl, len);
}
static void
set_passive(struct hfsc_class *cl)
{
if (cl->cl_flags & HFSC_RSC)
eltree_remove(cl);
/*
* vttree is now handled in update_vf() so that update_vf(cl, 0, 0)
* needs to be called explicitly to remove a class from vttree.
*/
}
static unsigned int
qdisc_peek_len(struct Qdisc *sch)
{
@ -1221,8 +1199,12 @@ hfsc_qlen_notify(struct Qdisc *sch, unsigned long arg)
{
struct hfsc_class *cl = (struct hfsc_class *)arg;
/* vttree is now handled in update_vf() so that update_vf(cl, 0, 0)
* needs to be called explicitly to remove a class from vttree.
*/
update_vf(cl, 0, 0);
set_passive(cl);
if (cl->cl_flags & HFSC_RSC)
eltree_remove(cl);
}
static unsigned long
@ -1583,7 +1565,12 @@ hfsc_enqueue(struct sk_buff *skb, struct Qdisc *sch, struct sk_buff **to_free)
}
if (cl->qdisc->q.qlen == 1) {
set_active(cl, qdisc_pkt_len(skb));
unsigned int len = qdisc_pkt_len(skb);
if (cl->cl_flags & HFSC_RSC)
init_ed(cl, len);
if (cl->cl_flags & HFSC_FSC)
init_vf(cl, len);
/*
* If this is the first packet, isolate the head so an eventual
* head drop before the first dequeue operation has no chance
@ -1647,18 +1634,18 @@ hfsc_dequeue(struct Qdisc *sch)
if (realtime)
cl->cl_cumul += qdisc_pkt_len(skb);
if (cl->qdisc->q.qlen != 0) {
if (cl->cl_flags & HFSC_RSC) {
if (cl->cl_flags & HFSC_RSC) {
if (cl->qdisc->q.qlen != 0) {
/* update ed */
next_len = qdisc_peek_len(cl->qdisc);
if (realtime)
update_ed(cl, next_len);
else
update_d(cl, next_len);
} else {
/* the class becomes passive */
eltree_remove(cl);
}
} else {
/* the class becomes passive */
set_passive(cl);
}
qdisc_bstats_update(sch, skb);