dect
/
linux-2.6
Archived
13
0
Fork 0
Code Releases Activity

tcp: tcp_prequeue() cleanup 

Small cleanup patch to reduce line lengths, before a change in
tcp_prequeue().

Signed-off-by: Eric Dumazet <dada1@cosmosbay.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2009-05-07 07:08:38 +00:00 committed by David S. Miller
parent 4d5b78c055
commit f5f8d86b23
1 changed files with 20 additions and 19 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

39
include/net/tcp.h
View File

@ -890,30 +890,31 @@ static inline int tcp_prequeue(struct sock *sk, struct sk_buff *skb)
{
struct tcp_sock *tp = tcp_sk(sk);
if (!sysctl_tcp_low_latency && tp->ucopy.task) {
__skb_queue_tail(&tp->ucopy.prequeue, skb);
tp->ucopy.memory += skb->truesize;
if (tp->ucopy.memory > sk->sk_rcvbuf) {
struct sk_buff *skb1;
if (sysctl_tcp_low_latency || !tp->ucopy.task)
return 0;
BUG_ON(sock_owned_by_user(sk));
__skb_queue_tail(&tp->ucopy.prequeue, skb);
tp->ucopy.memory += skb->truesize;
if (tp->ucopy.memory > sk->sk_rcvbuf) {
struct sk_buff *skb1;
while ((skb1 = __skb_dequeue(&tp->ucopy.prequeue)) != NULL) {
sk_backlog_rcv(sk, skb1);
NET_INC_STATS_BH(sock_net(sk), LINUX_MIB_TCPPREQUEUEDROPPED);
}
BUG_ON(sock_owned_by_user(sk));
tp->ucopy.memory = 0;
} else if (skb_queue_len(&tp->ucopy.prequeue) == 1) {
wake_up_interruptible(sk->sk_sleep);
if (!inet_csk_ack_scheduled(sk))
inet_csk_reset_xmit_timer(sk, ICSK_TIME_DACK,
(3 * TCP_RTO_MIN) / 4,
TCP_RTO_MAX);
while ((skb1 = __skb_dequeue(&tp->ucopy.prequeue)) != NULL) {
sk_backlog_rcv(sk, skb1);
NET_INC_STATS_BH(sock_net(sk),
LINUX_MIB_TCPPREQUEUEDROPPED);
}
return 1;
tp->ucopy.memory = 0;
} else if (skb_queue_len(&tp->ucopy.prequeue) == 1) {
wake_up_interruptible(sk->sk_sleep);
if (!inet_csk_ack_scheduled(sk))
inet_csk_reset_xmit_timer(sk, ICSK_TIME_DACK,
(3 * TCP_RTO_MIN) / 4,
TCP_RTO_MAX);
}
return 0;
return 1;
}