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| author |   Menglong Dong <imagedong@tencent.com> | 2022-02-26 12:18:30 +0800 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2022-02-26 12:53:59 +0000 |
| commit | a5736edda10ca2ba075606baad1dda3f2426766d (patch) | |
| tree | b8c5f8091f0e153df0a5d62e97b97dfab7c503d6 /include/trace/events/skb.h | |
| parent | net: ip: add skb drop reasons for ip egress path (diff) | |
| download | wireguard-linux-a5736edda10ca2ba075606baad1dda3f2426766d.tar.xz wireguard-linux-a5736edda10ca2ba075606baad1dda3f2426766d.zip | |
net: neigh: use kfree_skb_reason() for __neigh_event_send()
Replace kfree_skb() used in __neigh_event_send() with
kfree_skb_reason(). Following drop reasons are added:
SKB_DROP_REASON_NEIGH_FAILED
SKB_DROP_REASON_NEIGH_QUEUEFULL
SKB_DROP_REASON_NEIGH_DEAD
The first two reasons above should be the hot path that skb drops
in neighbour subsystem.
Reviewed-by: Mengen Sun <mengensun@tencent.com>
Reviewed-by: Hao Peng <flyingpeng@tencent.com>
Signed-off-by: Menglong Dong <imagedong@tencent.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/trace/events/skb.h')
| -rw-r--r-- | include/trace/events/skb.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h index 97f8097651da..1977f301260d 100644 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -42,6 +42,9 @@ BPF_CGROUP_EGRESS) \ EM(SKB_DROP_REASON_IPV6DISABLED, IPV6DISABLED) \ EM(SKB_DROP_REASON_NEIGH_CREATEFAIL, NEIGH_CREATEFAIL) \ + EM(SKB_DROP_REASON_NEIGH_FAILED, NEIGH_FAILED) \ + EM(SKB_DROP_REASON_NEIGH_QUEUEFULL, NEIGH_QUEUEFULL) \ + EM(SKB_DROP_REASON_NEIGH_DEAD, NEIGH_DEAD) \ EMe(SKB_DROP_REASON_MAX, MAX) #undef EM |