diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/core/sock.c | 12 | ||||
| -rw-r--r-- | net/ipv4/tcp_input.c | 2 |
2 files changed, 13 insertions, 1 deletions
diff --git a/net/core/sock.c b/net/core/sock.c index 5b6beba..2bd9b3f 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -914,6 +914,13 @@ set_rcvbuf: } break; #endif + + case SO_MAX_PACING_RATE: + sk->sk_max_pacing_rate = val; + sk->sk_pacing_rate = min(sk->sk_pacing_rate, + sk->sk_max_pacing_rate); + break; + default: ret = -ENOPROTOOPT; break; @@ -1177,6 +1184,10 @@ int sock_getsockopt(struct socket *sock, int level, int optname, break; #endif + case SO_MAX_PACING_RATE: + v.val = sk->sk_max_pacing_rate; + break; + default: return -ENOPROTOOPT; } @@ -2319,6 +2330,7 @@ void sock_init_data(struct socket *sock, struct sock *sk) sk->sk_ll_usec = sysctl_net_busy_read; #endif + sk->sk_max_pacing_rate = ~0U; /* * Before updating sk_refcnt, we must commit prior changes to memory * (Documentation/RCU/rculist_nulls.txt for details) diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c index 5d08385..66aa816 100644 --- a/net/ipv4/tcp_input.c +++ b/net/ipv4/tcp_input.c @@ -735,7 +735,7 @@ static void tcp_update_pacing_rate(struct sock *sk) if (tp->srtt > 8 + 2) do_div(rate, tp->srtt); - sk->sk_pacing_rate = min_t(u64, rate, ~0U); + sk->sk_pacing_rate = min_t(u64, rate, sk->sk_max_pacing_rate); } /* Calculate rto without backoff. This is the second half of Van Jacobson's |
