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authorKonstantin Khlebnikov <khlebnikov@yandex-team.ru>2017-08-15 16:40:03 +0300
committerDavid S. Miller <davem@davemloft.net>2017-08-16 20:55:34 +0300
commit6b0355f4a9a5cb1346f2c1e30bfee49f2b2c8631 (patch)
tree89d00229bb1c198ed3605d204bfd21a53cdd669d /net/sched/sch_hfsc.c
parent959466588aa7f84ccf79ae36a1d89542eaf9aaec (diff)
downloadlinux-6b0355f4a9a5cb1346f2c1e30bfee49f2b2c8631.tar.xz
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>
Diffstat (limited to 'net/sched/sch_hfsc.c')
-rw-r--r--net/sched/sch_hfsc.c45
1 files changed, 16 insertions, 29 deletions
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 14c99870cdb6..15f09cb9f1ff 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -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);