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net: add and use skb_gso_transport_seglen()

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commit de960aa9ab upstream.

[ no skb_gso_seglen helper in 3.10, leave tbf alone ]

This moves part of Eric Dumazets skb_gso_seglen helper from tbf sched to
skbuff core so it may be reused by upcoming ip forwarding path patch.

Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Eric Dumazet <edumazet@google.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Florian Westphal
2014-02-22 10:30:17 +01:00
committed by Greg Kroah-Hartman
parent b306713b63
commit 3fb03b59b4
2 changed files with 27 additions and 0 deletions
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2
include/linux/skbuff.h
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@@ -2488,6 +2488,8 @@ extern int skb_shift(struct sk_buff *tgt, struct sk_buff *skb,
extern struct sk_buff *skb_segment(struct sk_buff *skb,
netdev_features_t features);
unsigned int skb_gso_transport_seglen(const struct sk_buff *skb);
static inline void *skb_header_pointer(const struct sk_buff *skb, int offset,
int len, void *buffer)
{