diff options
| author | Paolo Abeni <pabeni@redhat.com> | 2021-04-01 16:19:41 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-02 14:21:50 -0700 |
| commit | a16195e35cd013fc10023e79640bb1612e5d4457 (patch) | |
| tree | eb0136a268f71fe9c08997ca4af53fef2db48ffc /net/mptcp/protocol.c | |
| parent | f3f409a9b7f5bb3619d648b9b4ba3df4c7723da8 (diff) | |
mptcp: add mib for token creation fallback
If the MPTCP protocol is unable to create a new token,
the socket fallback to plain TCP, let's keep track
of such events via a specific MIB.
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/mptcp/protocol.c')
| -rw-r--r-- | net/mptcp/protocol.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 171b77537dcb..3b50e8cc0c5f 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -3224,8 +3224,10 @@ static int mptcp_stream_connect(struct socket *sock, struct sockaddr *uaddr, if (rcu_access_pointer(tcp_sk(ssock->sk)->md5sig_info)) mptcp_subflow_early_fallback(msk, subflow); #endif - if (subflow->request_mptcp && mptcp_token_new_connect(ssock->sk)) + if (subflow->request_mptcp && mptcp_token_new_connect(ssock->sk)) { + MPTCP_INC_STATS(sock_net(ssock->sk), MPTCP_MIB_TOKENFALLBACKINIT); mptcp_subflow_early_fallback(msk, subflow); + } do_connect: err = ssock->ops->connect(ssock, uaddr, addr_len, flags); |