netdev - Re: [PATCH net-next 1/6] GRE: Use RTNL for atomic protocol registration.

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Message-ID: <20130313155743.641adada@nehalam.linuxnetplumber.net>
Date:	Wed, 13 Mar 2013 15:57:43 -0700
From:	Stephen Hemminger <stephen@...workplumber.org>
To:	Pravin B Shelar <pshelar@...ira.com>
Cc:	davem@...emloft.net, netdev@...r.kernel.org, jesse@...ira.com
Subject: Re: [PATCH net-next 1/6] GRE: Use RTNL for atomic protocol
 registration.

On Wed, 13 Mar 2013 15:48:27 -0700
Pravin B Shelar <pshelar@...ira.com> wrote:

> Currently gre demultiplexer uses its own spin-lock. We should
> rather RTNL lock.
> 
> Suggested-by: Stephen Hemminger <--cc stephen@...workplumber.org>
> Signed-off-by: Pravin B Shelar <pshelar@...ira.com>

Contradicting myself :-)
This does have added safety but some people eventually want to get rid
of the big network lock. That said, it makes sense that you would need a
supersized lock when playing with multiple devices.
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