diff options
Diffstat (limited to 'net/ipv4/tcp_ipv4.c')
-rw-r--r-- | net/ipv4/tcp_ipv4.c | 8 |
1 files changed, 3 insertions, 5 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index 020766292bb0..cb8d305cb5b4 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c | |||
@@ -415,6 +415,9 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info) | |||
415 | !icsk->icsk_backoff) | 415 | !icsk->icsk_backoff) |
416 | break; | 416 | break; |
417 | 417 | ||
418 | if (sock_owned_by_user(sk)) | ||
419 | break; | ||
420 | |||
418 | icsk->icsk_backoff--; | 421 | icsk->icsk_backoff--; |
419 | inet_csk(sk)->icsk_rto = __tcp_set_rto(tp) << | 422 | inet_csk(sk)->icsk_rto = __tcp_set_rto(tp) << |
420 | icsk->icsk_backoff; | 423 | icsk->icsk_backoff; |
@@ -429,11 +432,6 @@ void tcp_v4_err(struct sk_buff *icmp_skb, u32 info) | |||
429 | if (remaining) { | 432 | if (remaining) { |
430 | inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS, | 433 | inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS, |
431 | remaining, TCP_RTO_MAX); | 434 | remaining, TCP_RTO_MAX); |
432 | } else if (sock_owned_by_user(sk)) { | ||
433 | /* RTO revert clocked out retransmission, | ||
434 | * but socket is locked. Will defer. */ | ||
435 | inet_csk_reset_xmit_timer(sk, ICSK_TIME_RETRANS, | ||
436 | HZ/20, TCP_RTO_MAX); | ||
437 | } else { | 435 | } else { |
438 | /* RTO revert clocked out retransmission. | 436 | /* RTO revert clocked out retransmission. |
439 | * Will retransmit now */ | 437 | * Will retransmit now */ |