diff options
| author | Menglong Dong <imagedong@tencent.com> | 2022-03-04 09:00:42 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2022-03-04 15:17:11 +0300 |
| commit | 7faef0547f4c29031a68d058918b031a8e520d49 (patch) | |
| tree | ccd4d6b5a1643c62514cf24f6423433c713857e7 /include | |
| parent | 215b0f1963d4e34fccac6992b3debe26f78a6eb8 (diff) | |
| download | linux-7faef0547f4c29031a68d058918b031a8e520d49.tar.xz | |
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')
| -rw-r--r-- | include/linux/skbuff.h | 4 | ||||
| -rw-r--r-- | include/trace/events/skb.h | 1 |
2 files changed, 5 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, }; diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h index 53755e8191a1..dbf3e2e3c1b4 100644 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -46,6 +46,7 @@ EM(SKB_DROP_REASON_NEIGH_QUEUEFULL, NEIGH_QUEUEFULL) \ EM(SKB_DROP_REASON_NEIGH_DEAD, NEIGH_DEAD) \ EM(SKB_DROP_REASON_TC_EGRESS, TC_EGRESS) \ + EM(SKB_DROP_REASON_QDISC_DROP, QDISC_DROP) \ EMe(SKB_DROP_REASON_MAX, MAX) #undef EM |