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From: Jan Ceuleers <jan.ceuleers@computer.org>
To: Adam Majer <adamm@zombino.com>
Cc: Stephen Hemminger <stephen.hemminger@vyatta.com>,
	"David S. Miller" <davem@davemloft.net>,
	Alexey Kuznetsov <kuznet@ms2.inr.ac.ru>,
	"Pekka Savola (ipv6)" <pekkas@netcore.fi>,
	James Morris <jmorris@namei.org>,
	Hideaki YOSHIFUJI <yoshfuji@linux-ipv6.org>,
	Patrick McHardy <kaber@trash.net>,
	bridge@lists.linux-foundation.org, netdev@vger.kernel.org
Subject: Re: [PATCH 1/2] Issue NETDEV_CHANGE notification when bridge changes state
Date: Sun, 06 Mar 2011 19:01:40 +0100	[thread overview]
Message-ID: <4D73CC04.6060909@computer.org> (raw)
In-Reply-To: <20110306080328.GA3850@mira.lan.galacticasoftware.com>

On 06/03/11 09:03, Adam Majer wrote:
> On Sat, Mar 05, 2011 at 10:43:03PM -0800, Stephen Hemminger wrote:
>> Why not set forwarding delay to zero? I don't think you are using STP?
 >
> No, I'm not relying on STP. I think setting learning->forwarding delay
> to 0 could cause problems with STP like loops until the loop is
> detected.

I don't think that Stephen is saying that you should hard-code the 
forwarding delay as zero (i.e. to remove the delay from the kernel 
completely), but rather use brctl to set the forwarding delay to zero on 
bridge instances in which you're not using STP.

HTH, Jan


  parent reply	other threads:[~2011-03-06 18:02 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-03-06  5:18 [PATCH 1/2] Issue NETDEV_CHANGE notification when bridge changes state Adam Majer
2011-03-06  5:20 ` [PATCH 2/2] Retry autoconfiguration on interface after NETDEV_CHANGE notification Adam Majer
2011-03-06  5:31 ` [PATCH 1/2] Issue NETDEV_CHANGE notification when bridge changes state Adam Majer
2011-03-06  6:43 ` Stephen Hemminger
2011-03-06  8:03   ` Adam Majer
2011-03-06 17:45     ` Stephen Hemminger
2011-03-07  0:25       ` Adam Majer
2011-03-07  6:41         ` Stephen Hemminger
2011-03-07  7:44           ` Nicolas de Pesloüan
2011-03-07 18:34             ` [PATCH] bridge: control carrier based on ports online Stephen Hemminger
2011-03-07 20:48               ` Nicolas de Pesloüan
2011-03-07 21:44                 ` Stephen Hemminger
2011-03-07 21:51                   ` Nicolas de Pesloüan
2011-03-08  1:08               ` Adam Majer
2011-03-14 21:29               ` David Miller
2011-03-06 18:01     ` Jan Ceuleers [this message]
2011-03-09 15:09 ` [PATCH 1/2] Issue NETDEV_CHANGE notification when bridge changes state Américo Wang
2011-03-09 16:44   ` Adam Majer

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