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tunneling: Capture inner mac header during encapsulation.

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This patch adds inner mac header. This will be used in next patch
to find tunner header length. Header len is required to copy tunnel
header to each gso segment.
This patch does not change any functionality.

Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Acked-by: Stephen Hemminger <stephen@networkplumber.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Pravin B Shelar
2013-03-07 13:21:46 +00:00
committed by David S. Miller
parent f5b1729443
commit aefbd2b3c2
2 changed files with 36 additions and 0 deletions
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2
net/core/skbuff.c
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@@ -673,6 +673,7 @@ static void __copy_skb_header(struct sk_buff *new, const struct sk_buff *old)
new->mac_header = old->mac_header;
new->inner_transport_header = old->inner_transport_header;
new->inner_network_header = old->inner_network_header;
new->inner_mac_header = old->inner_mac_header;
skb_dst_copy(new, old);
new->rxhash = old->rxhash;
new->ooo_okay = old->ooo_okay;
@@ -876,6 +877,7 @@ static void skb_headers_offset_update(struct sk_buff *skb, int off)
skb->mac_header += off;
skb->inner_transport_header += off;
skb->inner_network_header += off;
skb->inner_mac_header += off;
}
static void copy_skb_header(struct sk_buff *new, const struct sk_buff *old)