From: Nivedita Singhvi <niv@us.ibm.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: "David S. Miller" <davem@davemloft.net>, netdev@oss.sgi.com
Subject: Re: [TCP] Fixed mss in tcp_init_cwnd
Date: Mon, 27 Sep 2004 08:36:33 -0700 [thread overview]
Message-ID: <41583381.9090003@us.ibm.com> (raw)
In-Reply-To: <20040927080828.GA12056@gondor.apana.org.au>
Herbert Xu wrote:
> Hi Dave:
>
> The MSS in tcp_init_cwnd should be the real one instead of the TSO value.
>
> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
>
> Cheers,
>
>
> ------------------------------------------------------------------------
>
> ===== net/ipv4/tcp_input.c 1.73 vs edited =====
> --- 1.73/net/ipv4/tcp_input.c 2004-09-13 10:30:58 +10:00
> +++ edited/net/ipv4/tcp_input.c 2004-09-27 17:00:32 +10:00
> @@ -799,10 +799,10 @@
> __u32 cwnd = (dst ? dst_metric(dst, RTAX_INITCWND) : 0);
>
> if (!cwnd) {
> - if (tp->mss_cache > 1460)
> + if (tp->mss_cache_std > 1460)
> cwnd = 2;
> else
> - cwnd = (tp->mss_cache > 1095) ? 3 : 4;
> + cwnd = (tp->mss_cache_std > 1095) ? 3 : 4;
> }
> return min_t(__u32, cwnd, tp->snd_cwnd_clamp);
> }
next prev parent reply other threads:[~2004-09-27 15:36 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-27 8:08 [TCP] Fixed mss in tcp_init_cwnd Herbert Xu
2004-09-27 15:36 ` Nivedita Singhvi [this message]
2004-09-27 15:43 ` Nivedita Singhvi
2004-09-27 19:00 ` David S. Miller
2004-09-27 22:02 ` Herbert Xu
2004-09-27 23:04 ` David S. Miller
2004-09-27 23:09 ` Herbert Xu
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