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OpenCloudOS-Kernel
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tcp: Reorganize skb tagbit checks 

Signed-off-by: Ilpo Järvinen <ilpo.jarvinen@helsinki.fi>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Ilpo Järvinen 2008-09-20 21:22:59 -07:00 committed by David S. Miller
parent 34638570b5
commit 61eb55f4db
1 changed files with 18 additions and 18 deletions
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10
net/ipv4/tcp_output.c
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@ -2032,6 +2032,7 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
const struct inet_connection_sock *icsk = inet_csk(sk);
struct tcp_sock *tp = tcp_sk(sk);
struct sk_buff *skb;
int mib_idx;
if (tp->retransmit_skb_hint)
skb = tp->retransmit_skb_hint;
@ -2059,10 +2060,11 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
return;
if (!before(TCP_SKB_CB(skb)->seq, tp->retransmit_high))
break;
if (sacked & (TCPCB_SACKED_ACKED|TCPCB_SACKED_RETRANS))
continue;
if (sacked & TCPCB_LOST) {
if (!(sacked & (TCPCB_SACKED_ACKED|TCPCB_SACKED_RETRANS))) {
int mib_idx;
if (!(sacked & TCPCB_LOST))
continue;
if (tcp_retransmit_skb(sk, skb)) {
tp->retransmit_skb_hint = NULL;
@ -2080,8 +2082,6 @@ void tcp_xmit_retransmit_queue(struct sock *sk)
TCP_RTO_MAX);
}
}
}
}
/* OK, demanded retransmission is finished. */
if (!tcp_can_forward_retransmit(sk))