netdev - Re: [patch net-next v2 7/7] ipv4: ERROR: do not use C99 // comments

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Date:	Sun, 22 Dec 2013 18:59:35 -0800
From:	Joe Perches <joe@...ches.com>
To:	Chen Weilong <chenweilong@...wei.com>
Cc:	davem@...emloft.net, kuznet@....inr.ac.ru, jmorris@...ei.org,
	yoshfuji@...ux-ipv6.org, kaber@...sh.net, pablo@...filter.org,
	kadlec@...ckhole.kfki.hu, steffen.klassert@...unet.com,
	herbert@...dor.apana.org.au, netdev@...r.kernel.org
Subject: Re: [patch net-next v2 7/7] ipv4: ERROR: do not use C99 // comments

On Mon, 2013-12-23 at 10:14 +0800, Chen Weilong wrote:
> From: Weilong Chen <chenweilong@...wei.com>
[]
> diff --git a/net/ipv4/tcp_yeah.c b/net/ipv4/tcp_yeah.c
[]
> @@ -15,13 +15,13 @@
>  
>  #include "tcp_vegas.h"
>  
> -#define TCP_YEAH_ALPHA       80 //lin number of packets queued at the bottleneck
> -#define TCP_YEAH_GAMMA        1 //lin fraction of queue to be removed per rtt
> -#define TCP_YEAH_DELTA        3 //log minimum fraction of cwnd to be removed on loss
> -#define TCP_YEAH_EPSILON      1 //log maximum fraction to be removed on early decongestion
> -#define TCP_YEAH_PHY          8 //lin maximum delta from base
> -#define TCP_YEAH_RHO         16 //lin minimum number of consecutive rtt to consider competition on loss
> -#define TCP_YEAH_ZETA        50 //lin minimum number of state switchs to reset reno_count
> +#define TCP_YEAH_ALPHA       80 /* lin number of packets queued at the bottleneck */
> +#define TCP_YEAH_GAMMA        1 /* lin fraction of queue to be removed per rtt */
> +#define TCP_YEAH_DELTA        3 /* log minimum fraction of cwnd to be removed on loss */
> +#define TCP_YEAH_EPSILON      1 /* log maximum fraction to be removed on early decongestion */
> +#define TCP_YEAH_PHY          8 /* lin maximum delta from base */
> +#define TCP_YEAH_RHO         16 /* lin minimum number of consecutive rtt to consider competition on loss */
> +#define TCP_YEAH_ZETA        50 /* lin minimum number of state switchs to reset reno_count */

Does anyone actually use this?
Does "lin" add anything useful?
lin should probably be removed otherwise.
What does it mean anyway? link?  linear?

The link to the paper in the file is dead.
http://wil.cs.caltech.edu/pfldnet2007/paper/YeAH_TCP.pdf

archive.org has it at:
https://web.archive.org/web/20080316215752/http://wil.cs.caltech.edu/pfldnet2007/paper/YeAH_TCP.pdf

btw, spelling: s/switchs/switches/

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