diff options
| author | Menglong Dong | 2022-02-20 15:06:36 +0800 |
|---|---|---|
| committer | David S. Miller | 2022-02-20 13:55:31 +0000 |
| commit | a7ec381049c0d1f03e342063d75f5c3b314d0ec2 (patch) | |
| tree | 3da55283aa998066521ac9367364d162a49d7cdd /include/trace | |
| parent | 2a968ef60e1fac4e694d9f60ce19a3b66b40e8c3 (diff) | |
net: tcp: use tcp_drop_reason() for tcp_data_queue()
Replace tcp_drop() used in tcp_data_queue() with tcp_drop_reason().
Following drop reasons are introduced:
SKB_DROP_REASON_TCP_ZEROWINDOW
SKB_DROP_REASON_TCP_OLD_DATA
SKB_DROP_REASON_TCP_OVERWINDOW
SKB_DROP_REASON_TCP_OLD_DATA is used for the case that end_seq of skb
less than the left edges of receive window. (Maybe there is a better
name?)
Reviewed-by: Mengen Sun <mengensun@tencent.com>
Reviewed-by: Hao Peng <flyingpeng@tencent.com>
Signed-off-by: Menglong Dong <imagedong@tencent.com>
Reviewed-by: Eric Dumazet <edumazet@google.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/trace')
| -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 d332e7313a61..cc1c8f7eaf72 100644 --- a/include/trace/events/skb.h +++ b/include/trace/events/skb.h @@ -33,6 +33,9 @@ EM(SKB_DROP_REASON_TCP_MD5FAILURE, TCP_MD5FAILURE) \ EM(SKB_DROP_REASON_SOCKET_BACKLOG, SOCKET_BACKLOG) \ EM(SKB_DROP_REASON_TCP_FLAGS, TCP_FLAGS) \ + EM(SKB_DROP_REASON_TCP_ZEROWINDOW, TCP_ZEROWINDOW) \ + EM(SKB_DROP_REASON_TCP_OLD_DATA, TCP_OLD_DATA) \ + EM(SKB_DROP_REASON_TCP_OVERWINDOW, TCP_OVERWINDOW) \ EMe(SKB_DROP_REASON_MAX, MAX) #undef EM |