diff options
| author | Florian Westphal <fw@strlen.de> | 2021-04-16 02:44:58 +0300 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2021-04-17 01:23:10 +0300 |
| commit | 36704413db79127f6716ea402f85f85465fba165 (patch) | |
| tree | 6e10d5c9d0c9fab57637ab9f59beb18e4a0e604f /net/mptcp | |
| parent | 268b1238746086f3608daa20b068182ddc2b0128 (diff) | |
| download | linux-36704413db79127f6716ea402f85f85465fba165.tar.xz | |
mptcp: setsockopt: add SO_MARK support
Value is synced to all subflows.
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')
| -rw-r--r-- | net/mptcp/sockopt.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index ee5d58747ce7..1ad6092811e5 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -95,6 +95,12 @@ static void mptcp_sol_socket_sync_intval(struct mptcp_sock *msk, int optname, in ssk->sk_userlocks |= SOCK_RCVBUF_LOCK; WRITE_ONCE(ssk->sk_rcvbuf, sk->sk_rcvbuf); break; + case SO_MARK: + if (READ_ONCE(ssk->sk_mark) != sk->sk_mark) { + ssk->sk_mark = sk->sk_mark; + sk_dst_reset(ssk); + } + break; } subflow->setsockopt_seq = msk->setsockopt_seq; @@ -132,6 +138,7 @@ static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname, case SO_KEEPALIVE: mptcp_sol_socket_sync_intval(msk, optname, val); return 0; + case SO_MARK: case SO_PRIORITY: case SO_SNDBUF: case SO_SNDBUFFORCE: @@ -222,6 +229,7 @@ static int mptcp_setsockopt_sol_socket(struct mptcp_sock *msk, int optname, case SO_SNDBUFFORCE: case SO_RCVBUF: case SO_RCVBUFFORCE: + case SO_MARK: return mptcp_setsockopt_sol_socket_int(msk, optname, optval, optlen); case SO_LINGER: return mptcp_setsockopt_sol_socket_linger(msk, optval, optlen); |