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From: Stephen Hemminger <shemminger@vyatta.com>
To: Jiri Pirko <jpirko@redhat.com>
Cc: netdev@vger.kernel.org, davem@davemloft.net,
	eric.dumazet@gmail.com, bhutchings@solarflare.com
Subject: Re: [patch net-next-2.6] net: allow notifier subscribers to forbid device from closing
Date: Wed, 31 Aug 2011 08:20:08 -0700	[thread overview]
Message-ID: <20110831082008.1c2f0c14@nehalam.ftrdhcpuser.net> (raw)
In-Reply-To: <1314803731-1222-1-git-send-email-jpirko@redhat.com>

On Wed, 31 Aug 2011 17:15:31 +0200
Jiri Pirko <jpirko@redhat.com> wrote:

> In some situations, like when the device is used as slave device in
> bond/br/etc it is not nice if someone closes the device. This allows
> it's masters to forbid this closure.
> 
> Signed-off-by: Jiri Pirko <jpirko@redhat.com>

I don't think this is necessary, for bridging case.
bridging handles it. And bonding should as well.
It is a good way to test STP etc.

Is this a case of "you really shouldn't do this", or
"don't do this it will crash"? In general Linux allows the
former and uses references to prevent the later.

  reply	other threads:[~2011-08-31 15:19 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-08-31 15:15 [patch net-next-2.6] net: allow notifier subscribers to forbid device from closing Jiri Pirko
2011-08-31 15:20 ` Stephen Hemminger [this message]
2011-08-31 15:25 ` Ben Hutchings
2011-08-31 15:53   ` Stephen Hemminger
2011-08-31 16:22     ` Jiri Pirko
2011-08-31 16:21   ` Jiri Pirko

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