Re: possible bug in tcp_input.c

From: Andi Kleen
Date: Tue Nov 18 2003 - 08:49:26 EST


Tomas Szepe <szepe@xxxxxxxxxxxxxxx> writes:

> /* tcp_input.c, line 1138 */
> static inline int tcp_head_timedout(struct sock *sk, struct tcp_opt *tp)
> {
> return tp->packets_out && tcp_skb_timedout(tp, skb_peek(&sk->write_queue));
> }

tp->packets_out > 0 implies that there is at least one packet in the write
queue (it counts the number of unacked packets in flight, which are kept
in the write queue). When that's not the case something else is wrong.

-Andi

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/