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Diffstat (limited to 'net/sched/sch_qfq.c')
-rw-r--r--net/sched/sch_qfq.c33
1 files changed, 6 insertions, 27 deletions
diff --git a/net/sched/sch_qfq.c b/net/sched/sch_qfq.c
index 0e16dfda0bd7..cd661a7f81e6 100644
--- a/net/sched/sch_qfq.c
+++ b/net/sched/sch_qfq.c
@@ -132,7 +132,6 @@ struct qfq_aggregate;
struct qfq_class {
struct Qdisc_class_common common;
- unsigned int refcnt;
unsigned int filter_cnt;
struct gnet_stats_basic_packed bstats;
@@ -477,7 +476,6 @@ static int qfq_change_class(struct Qdisc *sch, u32 classid, u32 parentid,
if (cl == NULL)
return -ENOBUFS;
- cl->refcnt = 1;
cl->common.classid = classid;
cl->deficit = lmax;
@@ -555,32 +553,15 @@ static int qfq_delete_class(struct Qdisc *sch, unsigned long arg)
qfq_purge_queue(cl);
qdisc_class_hash_remove(&q->clhash, &cl->common);
- BUG_ON(--cl->refcnt == 0);
- /*
- * This shouldn't happen: we "hold" one cops->get() when called
- * from tc_ctl_tclass; the destroy method is done from cops->put().
- */
-
sch_tree_unlock(sch);
- return 0;
-}
-
-static unsigned long qfq_get_class(struct Qdisc *sch, u32 classid)
-{
- struct qfq_class *cl = qfq_find_class(sch, classid);
- if (cl != NULL)
- cl->refcnt++;
-
- return (unsigned long)cl;
+ qfq_destroy_class(sch, cl);
+ return 0;
}
-static void qfq_put_class(struct Qdisc *sch, unsigned long arg)
+static unsigned long qfq_search_class(struct Qdisc *sch, u32 classid)
{
- struct qfq_class *cl = (struct qfq_class *)arg;
-
- if (--cl->refcnt == 0)
- qfq_destroy_class(sch, cl);
+ return (unsigned long)qfq_find_class(sch, classid);
}
static struct tcf_block *qfq_tcf_block(struct Qdisc *sch, unsigned long cl)
@@ -1428,8 +1409,7 @@ static void qfq_qlen_notify(struct Qdisc *sch, unsigned long arg)
struct qfq_sched *q = qdisc_priv(sch);
struct qfq_class *cl = (struct qfq_class *)arg;
- if (cl->qdisc->q.qlen == 0)
- qfq_deactivate_class(q, cl);
+ qfq_deactivate_class(q, cl);
}
static int qfq_init_qdisc(struct Qdisc *sch, struct nlattr *opt)
@@ -1511,8 +1491,7 @@ static void qfq_destroy_qdisc(struct Qdisc *sch)
static const struct Qdisc_class_ops qfq_class_ops = {
.change = qfq_change_class,
.delete = qfq_delete_class,
- .get = qfq_get_class,
- .put = qfq_put_class,
+ .find = qfq_search_class,
.tcf_block = qfq_tcf_block,
.bind_tcf = qfq_bind_tcf,
.unbind_tcf = qfq_unbind_tcf,