@@ -48,6 +48,9 @@ static void mptcp_sol_socket_sync_intval(struct mptcp_sock *msk, int optname, in
bool slow = lock_sock_fast(ssk);
switch (optname) {
+ case SO_DEBUG:
+ sock_valbool_flag(ssk, SOCK_DBG, !!val);
+ break;
case SO_KEEPALIVE:
if (ssk->sk_prot->keepalive)
ssk->sk_prot->keepalive(ssk, !!val);
@@ -121,6 +124,7 @@ 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_DEBUG:
case SO_MARK:
case SO_PRIORITY:
case SO_SNDBUF:
@@ -217,9 +221,21 @@ static int mptcp_setsockopt_sol_socket(struct mptcp_sock *msk, int optname,
case SO_RCVBUFFORCE:
case SO_MARK:
case SO_INCOMING_CPU:
+ case SO_DEBUG:
return mptcp_setsockopt_sol_socket_int(msk, optname, optval, optlen);
case SO_LINGER:
return mptcp_setsockopt_sol_socket_linger(msk, optval, optlen);
+ case SO_NO_CHECK:
+ case SO_DONTROUTE:
+ case SO_BROADCAST:
+ case SO_BSDCOMPAT:
+ case SO_PASSCRED:
+ case SO_PASSSEC:
+ case SO_RXQ_OVFL:
+ case SO_WIFI_STATUS:
+ case SO_NOFCS:
+ case SO_SELECT_ERR_QUEUE:
+ return 0;
}
return sock_setsockopt(sk->sk_socket, SOL_SOCKET, optname, optval, optlen);
@@ -551,6 +567,8 @@ static void sync_socket_options(struct mptcp_sock *msk, struct sock *ssk)
ssk->sk_mark = sk->sk_mark;
sk_dst_reset(ssk);
}
+
+ sock_valbool_flag(ssk, SOCK_DBG, sock_flag(sk, SOCK_DBG));
}
void mptcp_sockopt_sync(struct mptcp_sock *msk, struct sock *ssk)
Handle SO_DEBUG and set it on all subflows. Ignore those values not implemented on TCP sockets. Signed-off-by: Florian Westphal <fw@strlen.de> --- net/mptcp/sockopt.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+)