diff options
| author | Florian Westphal <fw@strlen.de> | 2021-04-15 16:45:01 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-16 15:23:10 -0700 |
| commit | aa1fbd94e5c7d3a356058b4ee4a455d952dd48aa (patch) | |
| tree | e45cd4aca99fc8c12db362f8db50c2b1387f7ac1 /net/mptcp/protocol.c | |
| parent | a03c99b253c232d7d305c9dd476b5b120841dff7 (diff) | |
mptcp: sockopt: add TCP_CONGESTION and TCP_INFO
TCP_CONGESTION is set for all subflows.
The mptcp socket gains icsk_ca_ops too so it can be used to keep the
authoritative state that should be set on new/future subflows.
TCP_INFO will return first subflow only.
The out-of-tree kernel has a MPTCP_INFO getsockopt, this could be added
later on.
Acked-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: Florian Westphal <fw@strlen.de>
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 | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index 5cba90948a7e..073e20078ed0 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -2399,6 +2399,9 @@ static int __mptcp_init_sock(struct sock *sk) /* re-use the csk retrans timer for MPTCP-level retrans */ timer_setup(&msk->sk.icsk_retransmit_timer, mptcp_retransmit_timer, 0); timer_setup(&sk->sk_timer, mptcp_timeout_timer, 0); + + tcp_assign_congestion_control(sk); + return 0; } @@ -2592,6 +2595,8 @@ static void __mptcp_destroy_sock(struct sock *sk) WARN_ON_ONCE(msk->rmem_released); sk_stream_kill_queues(sk); xfrm_sk_free_policy(sk); + + tcp_cleanup_congestion_control(sk); sk_refcnt_debug_release(sk); mptcp_dispose_initial_subflow(msk); sock_put(sk); |