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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 /include
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 'include')
-rw-r--r--include/linux/skb_array.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/skb_array.h b/include/linux/skb_array.h
index a6b6e8bb3d7b..62d9b0a6329f 100644
--- a/include/linux/skb_array.h
+++ b/include/linux/skb_array.h
@@ -97,6 +97,11 @@ static inline bool skb_array_empty_any(struct skb_array *a)
return ptr_ring_empty_any(&a->ring);
}
+static inline struct sk_buff *__skb_array_consume(struct skb_array *a)
+{
+ return __ptr_ring_consume(&a->ring);
+}
+
static inline struct sk_buff *skb_array_consume(struct skb_array *a)
{
return ptr_ring_consume(&a->ring);