netdev - Re: [PATCH v2] sctp: disable max_burst when the max

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Message-ID: <20131204114541.GA4096@hmsreliant.think-freely.org>
Date:	Wed, 4 Dec 2013 06:45:41 -0500
From:	Neil Horman <nhorman@...driver.com>
To:	Wang Weidong <wangweidong1@...wei.com>
Cc:	Vlad Yasevich <vyasevich@...il.com>,
	David Miller <davem@...emloft.net>, linux-sctp@...r.kernel.org,
	netdev@...r.kernel.org, Daniel Borkmann <dborkman@...hat.com>
Subject: Re: [PATCH v2] sctp: disable max_burst when the max_burst is 0

On Wed, Dec 04, 2013 at 05:32:39PM +0800, Wang Weidong wrote:
> As Michael pointed out that when max_burst is 0, it just disable
> max_burst. It declared in rfc6458#section-8.1.24. so add the check
> in sctp_transport_burst_limited, when it 0, just do nothing.
> 
> Reviewed-by: Daniel Borkmann <dborkman@...hat.com>
> Suggested-by: Vlad Yasevich <vyasevich@...il.com>
> Suggested-by: Michael Tuexen <Michael.Tuexen@...chi.franken.de>
> Signed-off-by: Wang Weidong <wangweidong1@...wei.com>
> ---
>  net/sctp/transport.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/net/sctp/transport.c b/net/sctp/transport.c
> index e332efb..efc46ff 100644
> --- a/net/sctp/transport.c
> +++ b/net/sctp/transport.c
> @@ -573,7 +573,7 @@ void sctp_transport_burst_limited(struct sctp_transport *t)
>  	u32 old_cwnd = t->cwnd;
>  	u32 max_burst_bytes;
>  
> -	if (t->burst_limited)
> +	if (t->burst_limited || asoc->max_burst == 0)
>  		return;
>  
>  	max_burst_bytes = t->flight_size + (asoc->max_burst * asoc->pathmtu);
> -- 
> 1.7.12
> 
> 
> 
> 
Acked-by: Neil Horman <nhorman@...driver.com>

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