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authorGravatar Menglong Dong <imagedong@tencent.com> 2022-03-04 14:00:42 +0800
committerGravatar David S. Miller <davem@davemloft.net> 2022-03-04 12:17:11 +0000
commit7faef0547f4c29031a68d058918b031a8e520d49 (patch)
treeccd4d6b5a1643c62514cf24f6423433c713857e7 /include/linux/skbuff.h
parentnet: skb: introduce the function kfree_skb_list_reason() (diff)
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net: dev: add skb drop reasons to __dev_xmit_skb()
Add reasons for skb drops to __dev_xmit_skb() by replacing kfree_skb_list() with kfree_skb_list_reason(). The drop reason of SKB_DROP_REASON_QDISC_DROP is introduced for qdisc enqueue fails. Signed-off-by: Menglong Dong <imagedong@tencent.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/skbuff.h')
-rw-r--r--include/linux/skbuff.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index 1f2de153755c..769d54ba2f3b 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -395,6 +395,10 @@ enum skb_drop_reason {
*/
SKB_DROP_REASON_NEIGH_DEAD, /* neigh entry is dead */
SKB_DROP_REASON_TC_EGRESS, /* dropped in TC egress HOOK */
+ SKB_DROP_REASON_QDISC_DROP, /* dropped by qdisc when packet
+ * outputting (failed to enqueue to
+ * current qdisc)
+ */
SKB_DROP_REASON_MAX,
};