[PATCHv3 net-next 04/10] dst: Add __skb_dst_copy() variation
From: Joe Stringer
Date: Tue Aug 11 2015 - 19:00:03 EST
This variation on skb_dst_copy() doesn't require two skbs.
Signed-off-by: Joe Stringer <joestringer@xxxxxxxxxx>
---
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
--
2.1.4
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/