introduce backup_classid to struct skbuff,
we can use it to backup sk_classid when net_ns switch.
Signed-off-by: Libo Chen <clbchenlibo.c...@huawei.com>
---
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
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