[PATCHv4 net-next 04/10] dst: Add __skb_dst_copy() variation
From: Joe Stringer <hidden>
Date: 2015-08-18 23:42:53
Also in:
lkml
Subsystem:
networking [general], the rest · Maintainers:
"David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds
This variation on skb_dst_copy() doesn't require two skbs. Signed-off-by: Joe Stringer <redacted> Acked-by: Pravin B Shelar <redacted> --- v4: Add ack. --- include/net/dst.h | 9 +++++++-- 1 file changed, 7 insertions(+), 2 deletions(-)
diff --git a/include/net/dst.h b/include/net/dst.h
index 2578811..0539940 100644
--- a/include/net/dst.h
+++ b/include/net/dst.h@@ -285,13 +285,18 @@ static inline void skb_dst_drop(struct sk_buff *skb) } } -static inline void skb_dst_copy(struct sk_buff *nskb, const struct sk_buff *oskb) +static inline void __skb_dst_copy(struct sk_buff *nskb, unsigned long refdst) { - nskb->_skb_refdst = oskb->_skb_refdst; + nskb->_skb_refdst = refdst; if (!(nskb->_skb_refdst & SKB_DST_NOREF)) dst_clone(skb_dst(nskb)); } +static inline void skb_dst_copy(struct sk_buff *nskb, const struct sk_buff *oskb) +{ + __skb_dst_copy(nskb, oskb->_skb_refdst); +} + /** * skb_dst_force - makes sure skb dst is refcounted * @skb: buffer
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2.1.4