netdev - [RFC PATCH 04/29] net: Add net

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Message-Id: <1423100070-31848-5-git-send-email-dsahern@gmail.com>
Date:	Wed,  4 Feb 2015 18:34:05 -0700
From:	David Ahern <dsahern@...il.com>
To:	netdev@...r.kernel.org
Cc:	ebiederm@...ssion.com, David Ahern <dsahern@...il.com>
Subject: [RFC PATCH 04/29] net: Add net_ctx macros for skbuffs

skb macros will be used later for determining a network context
from skbs.

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

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
-- 
1.9.3 (Apple Git-50)

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