diff --git a/net/mptcp/sockopt.c b/net/mptcp/sockopt.c index a79798189599..3168ad4a9298 100644 --- a/net/mptcp/sockopt.c +++ b/net/mptcp/sockopt.c @@ -140,6 +140,43 @@ static void mptcp_so_incoming_cpu(struct mptcp_sock *msk, int val) mptcp_sol_socket_sync_intval(msk, SO_INCOMING_CPU, val); } +static int mptcp_setsockopt_sol_socket_tstamp(struct mptcp_sock *msk, int optname, int val) +{ + sockptr_t optval = KERNEL_SOCKPTR(&val); + struct mptcp_subflow_context *subflow; + struct sock *sk = (struct sock *)msk; + int ret; + + ret = sock_setsockopt(sk->sk_socket, SOL_SOCKET, optname, + optval, sizeof(val)); + if (ret) + return ret; + + lock_sock(sk); + mptcp_for_each_subflow(msk, subflow) { + struct sock *ssk = mptcp_subflow_tcp_sock(subflow); + bool slow = lock_sock_fast(ssk); + + switch (optname) { + case SO_TIMESTAMP_OLD: + case SO_TIMESTAMP_NEW: + case SO_TIMESTAMPNS_OLD: + case SO_TIMESTAMPNS_NEW: + sock_set_timestamp(sk, optname, !!val); + break; + case SO_TIMESTAMPING_NEW: + case SO_TIMESTAMPING_OLD: + sock_set_timestamping(sk, optname, val); + break; + } + + unlock_sock_fast(ssk, slow); + } + + release_sock(sk); + return 0; +} + static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname, sockptr_t optval, unsigned int optlen) { @@ -164,6 +201,13 @@ static int mptcp_setsockopt_sol_socket_int(struct mptcp_sock *msk, int optname, case SO_INCOMING_CPU: mptcp_so_incoming_cpu(msk, val); return 0; + case SO_TIMESTAMP_OLD: + case SO_TIMESTAMP_NEW: + case SO_TIMESTAMPNS_OLD: + case SO_TIMESTAMPNS_NEW: + case SO_TIMESTAMPING_OLD: + case SO_TIMESTAMPING_NEW: + return mptcp_setsockopt_sol_socket_tstamp(msk, optname, val); } return -ENOPROTOOPT; @@ -251,6 +295,12 @@ static int mptcp_setsockopt_sol_socket(struct mptcp_sock *msk, int optname, case SO_MARK: case SO_INCOMING_CPU: case SO_DEBUG: + case SO_TIMESTAMP_OLD: + case SO_TIMESTAMP_NEW: + case SO_TIMESTAMPNS_OLD: + case SO_TIMESTAMPNS_NEW: + case SO_TIMESTAMPING_OLD: + case SO_TIMESTAMPING_NEW: return mptcp_setsockopt_sol_socket_int(msk, optname, optval, optlen); case SO_LINGER: return mptcp_setsockopt_sol_socket_linger(msk, optval, optlen);