netdev - Re: [PATCH net-2.6.25 2/2][NEIGH] Use the ctl paths to create neighbours sysctls

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Date:	Sun, 2 Dec 2007 00:09:23 +1100
From:	Herbert Xu <herbert@...dor.apana.org.au>
To:	Pavel Emelyanov <xemul@...nvz.org>
Cc:	Linux Netdev List <netdev@...r.kernel.org>, devel@...nvz.org
Subject: Re: [PATCH net-2.6.25 2/2][NEIGH] Use the ctl paths to create neighbours sysctls

On Fri, Nov 30, 2007 at 08:29:16PM +0300, Pavel Emelyanov wrote:
> Since the path is modified, it is put on the stack, to avoid
> possible races with multiple calls to neigh_sysctl_register() : it
> is called by protocols and I didn't find any protection in this
> case. Did I overlooked the rtnl lock?. 

I think the only caller that can be a module is IPv6 :)

> The stack growth of the neigh_sysctl_register() is 40 bytes. I
> believe this is OK, since this is not that much and this function 
> is not called with the deep stack (device/protocols register).

Yes it's fine.

> Signed-off-by: Pavel Emelyanov <xemul@...nvz.org>

Both applied to net-2.6.25.  Thanks Pavel!
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