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[RFC,04/29] net: Add net_ctx macros for skbuffs

Message ID 1423100070-31848-5-git-send-email-dsahern@gmail.com
State RFC, archived
Delegated to: David Miller
Headers show

Commit Message

David Ahern Feb. 5, 2015, 1:34 a.m. UTC 
skb macros will be used later for determining a network context
from skbs.

Signed-off-by: David Ahern <dsahern@gmail.com>
---
 include/linux/skbuff.h | 4 ++++
 1 file changed, 4 insertions(+)
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Patch

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 85ab7d72b54c..a5dfef469d07 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -665,6 +665,10 @@  struct sk_buff {
 	atomic_t		users;
 };
 
+#define SKB_NET_CTX_DEV(skb)  { .net = dev_net((skb)->dev) }
+#define SKB_NET_CTX_DST(skb)  { .net = dev_net(skb_dst((skb))->dev) }
+#define SKB_NET_CTX_SOCK(skb) { .net = sock_net((skb)->sk) }
+
 #ifdef __KERNEL__
 /*
  *	Handling routines are only of interest to the kernel