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authorMenglong Dong <imagedong@tencent.com>2022-02-20 10:06:35 +0300
committerDavid S. Miller <davem@davemloft.net>2022-02-20 16:55:31 +0300
commit2a968ef60e1fac4e694d9f60ce19a3b66b40e8c3 (patch)
tree67a6462d44dd2a9700b20c4cf835a6ad6e32351a /include
parent8eba65fa5f06519042b98564089b942d795e3f8d (diff)
downloadlinux-2a968ef60e1fac4e694d9f60ce19a3b66b40e8c3.tar.xz
net: tcp: use tcp_drop_reason() for tcp_rcv_established()
Replace tcp_drop() used in tcp_rcv_established() with tcp_drop_reason(). Following drop reasons are added: SKB_DROP_REASON_TCP_FLAGS 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')
-rw-r--r--include/linux/skbuff.h1
-rw-r--r--include/trace/events/skb.h1
2 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index f7f33c79945b..671db9f49efe 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -362,6 +362,7 @@ enum skb_drop_reason {
* backlog (see
* LINUX_MIB_TCPBACKLOGDROP)
*/
+ SKB_DROP_REASON_TCP_FLAGS, /* TCP flags invalid */
SKB_DROP_REASON_MAX,
};
diff --git a/include/trace/events/skb.h b/include/trace/events/skb.h
index bfccd77e9071..d332e7313a61 100644
--- a/include/trace/events/skb.h
+++ b/include/trace/events/skb.h
@@ -32,6 +32,7 @@
TCP_MD5UNEXPECTED) \
EM(SKB_DROP_REASON_TCP_MD5FAILURE, TCP_MD5FAILURE) \
EM(SKB_DROP_REASON_SOCKET_BACKLOG, SOCKET_BACKLOG) \
+ EM(SKB_DROP_REASON_TCP_FLAGS, TCP_FLAGS) \
EMe(SKB_DROP_REASON_MAX, MAX)
#undef EM