net_sched: remove unused htb drop_list

After commit a09ceb0e08 ("sched: remove qdisc->drop"),
it is no longer used.

Cc: Florian Westphal <fw@strlen.de>
Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Cong Wang 2018-06-23 13:46:39 -07:00 committed by David S. Miller
parent b0c1638f26
commit fe0b082fed

View File

@ -126,7 +126,6 @@ struct htb_class {
union {
struct htb_class_leaf {
struct list_head drop_list;
int deficit[TC_HTB_MAXDEPTH];
struct Qdisc *q;
} leaf;
@ -171,7 +170,6 @@ struct htb_sched {
struct qdisc_watchdog watchdog;
s64 now; /* cached dequeue time */
struct list_head drops[TC_HTB_NUMPRIO];/* active leaves (for drops) */
/* time of nearest event per level (row) */
s64 near_ev_cache[TC_HTB_MAXDEPTH];
@ -562,8 +560,6 @@ static inline void htb_activate(struct htb_sched *q, struct htb_class *cl)
if (!cl->prio_activity) {
cl->prio_activity = 1 << cl->prio;
htb_activate_prios(q, cl);
list_add_tail(&cl->un.leaf.drop_list,
q->drops + cl->prio);
}
}
@ -579,7 +575,6 @@ static inline void htb_deactivate(struct htb_sched *q, struct htb_class *cl)
htb_deactivate_prios(q, cl);
cl->prio_activity = 0;
list_del_init(&cl->un.leaf.drop_list);
}
static void htb_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch,
@ -981,7 +976,6 @@ static void htb_reset(struct Qdisc *sch)
else {
if (cl->un.leaf.q)
qdisc_reset(cl->un.leaf.q);
INIT_LIST_HEAD(&cl->un.leaf.drop_list);
}
cl->prio_activity = 0;
cl->cmode = HTB_CAN_SEND;
@ -993,8 +987,6 @@ static void htb_reset(struct Qdisc *sch)
sch->qstats.backlog = 0;
memset(q->hlevel, 0, sizeof(q->hlevel));
memset(q->row_mask, 0, sizeof(q->row_mask));
for (i = 0; i < TC_HTB_NUMPRIO; i++)
INIT_LIST_HEAD(q->drops + i);
}
static const struct nla_policy htb_policy[TCA_HTB_MAX + 1] = {
@ -1024,7 +1016,6 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt,
struct nlattr *tb[TCA_HTB_MAX + 1];
struct tc_htb_glob *gopt;
int err;
int i;
qdisc_watchdog_init(&q->watchdog, sch);
INIT_WORK(&q->work, htb_work_func);
@ -1050,8 +1041,6 @@ static int htb_init(struct Qdisc *sch, struct nlattr *opt,
err = qdisc_class_hash_init(&q->clhash);
if (err < 0)
return err;
for (i = 0; i < TC_HTB_NUMPRIO; i++)
INIT_LIST_HEAD(q->drops + i);
qdisc_skb_head_init(&q->direct_queue);
@ -1224,7 +1213,6 @@ static void htb_parent_to_leaf(struct htb_sched *q, struct htb_class *cl,
parent->level = 0;
memset(&parent->un.inner, 0, sizeof(parent->un.inner));
INIT_LIST_HEAD(&parent->un.leaf.drop_list);
parent->un.leaf.q = new_q ? new_q : &noop_qdisc;
parent->tokens = parent->buffer;
parent->ctokens = parent->cbuffer;
@ -1418,7 +1406,6 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
}
cl->children = 0;
INIT_LIST_HEAD(&cl->un.leaf.drop_list);
RB_CLEAR_NODE(&cl->pq_node);
for (prio = 0; prio < TC_HTB_NUMPRIO; prio++)