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authorWANG Cong <xiyou.wangcong@gmail.com>2016-02-25 14:55:00 -0800
committerDavid S. Miller <davem@davemloft.net>2016-02-29 17:02:33 -0500
commit86a7996cc8a078793670d82ed97d5a99bb4e8496 (patch)
tree8e5d26eb9e58b0c362c66f73baa5261793223178 /net/sched/sch_prio.c
parentf12d33f4d83c6837d176e1aef337914089c77957 (diff)
downloadop-kernel-dev-86a7996cc8a078793670d82ed97d5a99bb4e8496.zip
op-kernel-dev-86a7996cc8a078793670d82ed97d5a99bb4e8496.tar.gz
net_sched: introduce qdisc_replace() helper
Remove nearly duplicated code and prepare for the following patch. Cc: Jamal Hadi Salim <jhs@mojatatu.com> Acked-by: Jamal Hadi Salim <jhs@mojatatu.com> Signed-off-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched/sch_prio.c')
-rw-r--r--net/sched/sch_prio.c8
1 files changed, 1 insertions, 7 deletions
diff --git a/net/sched/sch_prio.c b/net/sched/sch_prio.c
index ba6487f..1b4aaec 100644
--- a/net/sched/sch_prio.c
+++ b/net/sched/sch_prio.c
@@ -268,13 +268,7 @@ static int prio_graft(struct Qdisc *sch, unsigned long arg, struct Qdisc *new,
if (new == NULL)
new = &noop_qdisc;
- sch_tree_lock(sch);
- *old = q->queues[band];
- q->queues[band] = new;
- qdisc_tree_decrease_qlen(*old, (*old)->q.qlen);
- qdisc_reset(*old);
- sch_tree_unlock(sch);
-
+ *old = qdisc_replace(sch, new, &q->queues[band]);
return 0;
}
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