Subject: [RFC PATCH net-next 1/4] net: introduce backup_classid to struct skbuff

From: Libo Chen <[email-masked]>
Date: Fri, 3 Jan 2014 11:11:04 +0800

introduce backup_classid to struct skbuff,
we can use it to backup sk_classid when net_ns switch.

Signed-off-by: Libo Chen <[email-masked]>
---
 include/linux/skbuff.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index c5cd016..b76e871 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -492,6 +492,9 @@ struct sk_buff {
 #ifdef CONFIG_NET_CLS_ACT
 	__u16			tc_verd;	/* traffic control verdict */
 #endif
+#ifdef CONFIG_NET_CLS_CGROUP
+	__u32			backup_classid;
+#endif
 #endif

 	__u16			queue_mapping;
-- 
1.8.2.2