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[RFC,v2,1/9] net: Export skb_headers_offset_update

Message ID 20180610160217.3146-2-toshiaki.makita1@gmail.com
State RFC, archived
Delegated to: BPF Maintainers
Headers show
Series veth: Driver XDP | expand

Commit Message

Toshiaki Makita June 10, 2018, 4:02 p.m. UTC 
From: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>

v2:
- Drop skb_copy_header part because it has already been exported now.

Signed-off-by: Toshiaki Makita <makita.toshiaki@lab.ntt.co.jp>
---
 include/linux/skbuff.h | 1 +
 net/core/skbuff.c      | 3 ++-
 2 files changed, 3 insertions(+), 1 deletion(-)
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Patch

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 164cdedf6012..2bdba543fda7 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -1030,6 +1030,7 @@  static inline struct sk_buff *alloc_skb_fclone(unsigned int size,
 }
 
 struct sk_buff *skb_morph(struct sk_buff *dst, struct sk_buff *src);
+void skb_headers_offset_update(struct sk_buff *skb, int off);
 int skb_copy_ubufs(struct sk_buff *skb, gfp_t gfp_mask);
 struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t priority);
 void skb_copy_header(struct sk_buff *new, const struct sk_buff *old);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index c642304f178c..180ab7d7f84f 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -1290,7 +1290,7 @@  struct sk_buff *skb_clone(struct sk_buff *skb, gfp_t gfp_mask)
 }
 EXPORT_SYMBOL(skb_clone);
 
-static void skb_headers_offset_update(struct sk_buff *skb, int off)
+void skb_headers_offset_update(struct sk_buff *skb, int off)
 {
 	/* Only adjust this if it actually is csum_start rather than csum */
 	if (skb->ip_summed == CHECKSUM_PARTIAL)
@@ -1304,6 +1304,7 @@  static void skb_headers_offset_update(struct sk_buff *skb, int off)
 	skb->inner_network_header += off;
 	skb->inner_mac_header += off;
 }
+EXPORT_SYMBOL(skb_headers_offset_update);
 
 void skb_copy_header(struct sk_buff *new, const struct sk_buff *old)
 {