---

yaml --- r: 368157 b: refs/heads/master c: aefbd2b h: refs/heads/master i: 368155: 45bcfa1 v: v3
git-mirror · Mar 9, 2013 · c6f9f90 · c6f9f90
1 parent 69bdf1d
commit c6f9f90
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Showing 3 changed files with 37 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: f5b1729443fdaf57766f99dd6e18d9b4b6f7a89e
+refs/heads/master: aefbd2b3c2a9c657605e4337f9919d6c6273e8e6
diff --git a/trunk/include/linux/skbuff.h b/trunk/include/linux/skbuff.h
@@ -387,6 +387,7 @@ typedef unsigned char *sk_buff_data_t;
  *	@vlan_tci: vlan tag control information
  *	@inner_transport_header: Inner transport layer header (encapsulation)
  *	@inner_network_header: Network layer header (encapsulation)
+ *	@inner_mac_header: Link layer header (encapsulation)
  *	@transport_header: Transport layer header
  *	@network_header: Network layer header
  *	@mac_header: Link layer header
@@ -505,6 +506,7 @@ struct sk_buff {
 
 	sk_buff_data_t		inner_transport_header;
 	sk_buff_data_t		inner_network_header;
+	sk_buff_data_t		inner_mac_header;
 	sk_buff_data_t		transport_header;
 	sk_buff_data_t		network_header;
 	sk_buff_data_t		mac_header;
@@ -1466,6 +1468,7 @@ static inline void skb_reserve(struct sk_buff *skb, int len)
 
 static inline void skb_reset_inner_headers(struct sk_buff *skb)
 {
+	skb->inner_mac_header = skb->mac_header;
 	skb->inner_network_header = skb->network_header;
 	skb->inner_transport_header = skb->transport_header;
 }
@@ -1511,6 +1514,22 @@ static inline void skb_set_inner_network_header(struct sk_buff *skb,
 	skb->inner_network_header += offset;
 }
 
+static inline unsigned char *skb_inner_mac_header(const struct sk_buff *skb)
+{
+	return skb->head + skb->inner_mac_header;
+}
+
+static inline void skb_reset_inner_mac_header(struct sk_buff *skb)
+{
+	skb->inner_mac_header = skb->data - skb->head;
+}
+
+static inline void skb_set_inner_mac_header(struct sk_buff *skb,
+					    const int offset)
+{
+	skb_reset_inner_mac_header(skb);
+	skb->inner_mac_header += offset;
+}
 static inline bool skb_transport_header_was_set(const struct sk_buff *skb)
 {
 	return skb->transport_header != ~0U;
@@ -1604,6 +1623,21 @@ static inline void skb_set_inner_network_header(struct sk_buff *skb,
 	skb->inner_network_header = skb->data + offset;
 }
 
+static inline unsigned char *skb_inner_mac_header(const struct sk_buff *skb)
+{
+	return skb->inner_mac_header;
+}
+
+static inline void skb_reset_inner_mac_header(struct sk_buff *skb)
+{
+	skb->inner_mac_header = skb->data;
+}
+
+static inline void skb_set_inner_mac_header(struct sk_buff *skb,
+						const int offset)
+{
+	skb->inner_mac_header = skb->data + offset;
+}
 static inline bool skb_transport_header_was_set(const struct sk_buff *skb)
 {
 	return skb->transport_header != NULL;

diff --git a/trunk/net/core/skbuff.c b/trunk/net/core/skbuff.c
@@ -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)