On Fri, Jan 05, 2007 at 05:45:46AM +0900, Komuro wrote:
> Hi,
>
> I made a patch below.
> With this patch, the ftp-transfer-stop problem does not happen.
> Therefore, I think this is not a problem of vsftpd.
>
> Mr.YOSHIFUJI san, why did you set TCPOLEN_TSTAMP_ALIGNED
> to iov_len?
>
>
>
> --- linux-2.6.20-rc3/net/ipv4/tcp_ipv4.c.orig 2007-01-03 11:50:04.000000000 +0900
> +++ linux-2.6.20-rc3/net/ipv4/tcp_ipv4.c 2007-01-03 15:30:44.000000000 +0900
> @@ -648,7 +648,7 @@ static void tcp_v4_send_ack(struct tcp_t
> TCPOLEN_TIMESTAMP);
> rep.opt[1] = htonl(tcp_time_stamp);
> rep.opt[2] = htonl(ts);
> - arg.iov[0].iov_len = TCPOLEN_TSTAMP_ALIGNED;
> + arg.iov[0].iov_len = sizeof(rep);
Perhaps this was supposed to be
arg.iov[0].iov_len += TCPOLEN_TSTAMP_ALIGNED;
That's what the ipv6 stuff does in places.
bye,
--Craig
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