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authorPaolo Abeni <pabeni@redhat.com>2018-05-15 16:24:37 +0200
committerDavid S. Miller <davem@davemloft.net>2018-05-17 12:46:54 -0400
commit021a17ed796b62383f7623f4fea73787abddad77 (patch)
tree6e6b0d4339e495a4c94e8489f3b06a00033fa435 /net/sched
parent96009c7d500efdd5534e83b2e3eb2c58d4b137ae (diff)
pfifo_fast: drop unneeded additional lock on dequeue
After the previous patch, for NOLOCK qdiscs, q->seqlock is always held when the dequeue() is invoked, we can drop any additional locking to protect such operation. Signed-off-by: Paolo Abeni <pabeni@redhat.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/sched')
-rw-r--r--net/sched/sch_generic.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index a126f16bc30b..760ab1b09f8b 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -656,7 +656,7 @@ static struct sk_buff *pfifo_fast_dequeue(struct Qdisc *qdisc)
if (__skb_array_empty(q))
continue;
- skb = skb_array_consume_bh(q);
+ skb = __skb_array_consume(q);
}
if (likely(skb)) {
qdisc_qstats_cpu_backlog_dec(qdisc, skb);
@@ -697,7 +697,7 @@ static void pfifo_fast_reset(struct Qdisc *qdisc)
if (!q->ring.queue)
continue;
- while ((skb = skb_array_consume_bh(q)) != NULL)
+ while ((skb = __skb_array_consume(q)) != NULL)
kfree_skb(skb);
}