diff options
Diffstat (limited to 'net/sched/sch_htb.c')
| -rw-r--r-- | net/sched/sch_htb.c | 46 |
1 files changed, 22 insertions, 24 deletions
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c index 717b2108f85..722e137df24 100644 --- a/net/sched/sch_htb.c +++ b/net/sched/sch_htb.c @@ -219,11 +219,16 @@ static struct htb_class *htb_classify(struct sk_buff *skb, struct Qdisc *sch, if (skb->priority == sch->handle) return HTB_DIRECT; /* X:0 (direct flow) selected */ cl = htb_find(skb->priority, sch); - if (cl && cl->level == 0) - return cl; + if (cl) { + if (cl->level == 0) + return cl; + /* Start with inner filter chain if a non-leaf class is selected */ + tcf = cl->filter_list; + } else { + tcf = q->filter_list; + } *qerr = NET_XMIT_SUCCESS | __NET_XMIT_BYPASS; - tcf = q->filter_list; while (tcf && (result = tc_classify(skb, tcf, &res)) >= 0) { #ifdef CONFIG_NET_CLS_ACT switch (result) { @@ -712,7 +717,7 @@ static s64 htb_do_events(struct htb_sched *q, const int level, /* too much load - let's continue after a break for scheduling */ if (!(q->warned & HTB_WARN_TOOMANYEVENTS)) { - pr_warning("htb: too many events!\n"); + pr_warn("htb: too many events!\n"); q->warned |= HTB_WARN_TOOMANYEVENTS; } @@ -1276,9 +1281,10 @@ static int htb_delete(struct Qdisc *sch, unsigned long arg) struct Qdisc *new_q = NULL; int last_child = 0; - // TODO: why don't allow to delete subtree ? references ? does - // tc subsys quarantee us that in htb_destroy it holds no class - // refs so that we can remove children safely there ? + /* TODO: why don't allow to delete subtree ? references ? does + * tc subsys guarantee us that in htb_destroy it holds no class + * refs so that we can remove children safely there ? + */ if (cl->children || cl->filter_cnt) return -EBUSY; @@ -1337,7 +1343,6 @@ static int htb_change_class(struct Qdisc *sch, u32 classid, struct htb_sched *q = qdisc_priv(sch); struct htb_class *cl = (struct htb_class *)*arg, *parent; struct nlattr *opt = tca[TCA_OPTIONS]; - struct qdisc_rate_table *rtab = NULL, *ctab = NULL; struct nlattr *tb[TCA_HTB_MAX + 1]; struct tc_htb_opt *hopt; u64 rate64, ceil64; @@ -1361,16 +1366,11 @@ static int htb_change_class(struct Qdisc *sch, u32 classid, goto failure; /* Keeping backward compatible with rate_table based iproute2 tc */ - if (hopt->rate.linklayer == TC_LINKLAYER_UNAWARE) { - rtab = qdisc_get_rtab(&hopt->rate, tb[TCA_HTB_RTAB]); - if (rtab) - qdisc_put_rtab(rtab); - } - if (hopt->ceil.linklayer == TC_LINKLAYER_UNAWARE) { - ctab = qdisc_get_rtab(&hopt->ceil, tb[TCA_HTB_CTAB]); - if (ctab) - qdisc_put_rtab(ctab); - } + if (hopt->rate.linklayer == TC_LINKLAYER_UNAWARE) + qdisc_put_rtab(qdisc_get_rtab(&hopt->rate, tb[TCA_HTB_RTAB])); + + if (hopt->ceil.linklayer == TC_LINKLAYER_UNAWARE) + qdisc_put_rtab(qdisc_get_rtab(&hopt->ceil, tb[TCA_HTB_CTAB])); if (!cl) { /* new class */ struct Qdisc *new_q; @@ -1494,15 +1494,13 @@ static int htb_change_class(struct Qdisc *sch, u32 classid, cl->quantum = min_t(u64, quantum, INT_MAX); if (!hopt->quantum && cl->quantum < 1000) { - pr_warning( - "HTB: quantum of class %X is small. Consider r2q change.\n", - cl->common.classid); + pr_warn("HTB: quantum of class %X is small. Consider r2q change.\n", + cl->common.classid); cl->quantum = 1000; } if (!hopt->quantum && cl->quantum > 200000) { - pr_warning( - "HTB: quantum of class %X is big. Consider r2q change.\n", - cl->common.classid); + pr_warn("HTB: quantum of class %X is big. Consider r2q change.\n", + cl->common.classid); cl->quantum = 200000; } if (hopt->quantum) |