linux-kernel - Re: [PATCH] tcp: Fix RFC reference in comment

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Date:	Tue, 13 Jan 2015 13:36:56 -0800
From:	Yuchung Cheng <ycheng@...gle.com>
To:	Debabrata Banerjee <dbanerje@...mai.com>
Cc:	David Miller <davem@...emloft.net>,
	netdev <netdev@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] tcp: Fix RFC reference in comment

On Tue, Jan 13, 2015 at 1:10 PM, Debabrata Banerjee <dbanerje@...mai.com> wrote:
>
> Comment in tcp_cwnd_restart() was referencing the wrong RFC for the algorithm
> it's implementing.
>
> Signed-off-by: Debabrata Banerjee <dbanerje@...mai.com>
> ---
>  net/ipv4/tcp_output.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
> index 65caf8b..0c13f88 100644
> --- a/net/ipv4/tcp_output.c
> +++ b/net/ipv4/tcp_output.c
> @@ -139,7 +139,7 @@ static __u16 tcp_advertise_mss(struct sock *sk)
>         return (__u16)mss;
>  }
>
> -/* RFC2861. Reset CWND after idle period longer RTO to "restart window".
> +/* RFC2581 4.1. Reset CWND after idle period longer RTO to "restart window".
>   * This is the first part of cwnd validation mechanism. */
>  static void tcp_cwnd_restart(struct sock *sk, const struct dst_entry *dst)
>  {

RFC2861 resets the cwnd like in RFC2581, but the rest of the code
implements RFC2861. So I think the current comment is fine.

>
> --
> 2.2.1
>
> --
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