Message ID | 4F90160C.1070605@parallels.com |
---|---|
State | Accepted, archived |
Delegated to: | David Miller |
Headers | show |
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 47e2f49..b4e690d 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2659,6 +2659,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level, val = tp->mss_cache; if (!val && ((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN))) val = tp->rx_opt.user_mss; + if (tp->repair) + val = tp->rx_opt.mss_clamp; break; case TCP_NODELAY: val = !!(tp->nonagle&TCP_NAGLE_OFF);
The mss_clamp is the only connection-time negotiated option which cannot be obtained from the user space. Make the TCP_MAXSEG sockopt report one in the repair mode. Signed-off-by: Pavel Emelyanov <xemul@openvz.org> --- net/ipv4/tcp.c | 2 ++ 1 files changed, 2 insertions(+), 0 deletions(-)